add boilerplate to all testcases with documentation references

testcases/t/001-tile.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/002-i3-sync.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # checks if i3 supports I3_SYNC
 #
 use i3test;

testcases/t/003-ipc.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/004-unmanaged.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/005-floating.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/100-fullscreen.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 use List::Util qw(first);

testcases/t/101-focus.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/102-dock.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 use X11::XCB 'PROP_MODE_REPLACE';

testcases/t/103-move.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Beware that this test uses workspace 9 to perform some tests (it expects
 # the workspace to be empty).
 # TODO: skip it by default?

testcases/t/104-focus-stack.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Checks if the focus is correctly restored, when creating a floating client
 # over an unfocused tiling client and destroying the floating one again.
 

testcases/t/105-stacking.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Beware that this test uses workspace 9 to perform some tests (it expects
 # the workspace to be empty).
 # TODO: skip it by default?

testcases/t/111-goto.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 use File::Temp;

testcases/t/112-floating-resize.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/113-urgent.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 use List::Util qw(first);

testcases/t/114-client-leader.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/115-ipc-workspaces.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/116-nestedcons.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 use List::Util qw(first);

testcases/t/117-workspace.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests whether we can switch to a non-existant workspace
 # (necessary for further tests)
 #

testcases/t/118-openkill.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests whether opening an empty container and killing it again works
 #
 use List::Util qw(first);

testcases/t/119-match.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests all kinds of matching methods
 #
 use i3test;

testcases/t/120-multiple-cmds.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests multiple commands (using ';') and multiple operations (using ',')
 #
 use i3test;

testcases/t/121-next-prev.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests focus switching (next/prev)
 #
 use i3test;

testcases/t/122-split.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests splitting
 #
 use i3test;

testcases/t/124-move.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests moving. Basically, there are four different code-paths:
 # 1) move a container which cannot be moved (single container on a workspace)
 # 2) move a container before another single container

testcases/t/126-regress-close.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: closing of floating clients did crash i3 when closing the
 # container which contained this client.
 #

testcases/t/127-regress-floating-parent.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: make a container floating, kill its parent, make it tiling again
 #
 use i3test;

testcases/t/128-open-order.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Check if new containers are opened after the currently focused one instead
 # of always at the end
 use List::Util qw(first);

testcases/t/129-focus-after-close.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Check if the focus is correctly restored after closing windows.
 #
 use i3test;

testcases/t/130-close-empty-split.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Check if empty split containers are automatically closed.
 #
 use i3test;

testcases/t/131-stacking-order.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Check if stacking containers can be used independantly of
 # the split mode (horizontal/vertical) of the underlying
 # container.

testcases/t/132-move-workspace.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Checks if the 'move [window/container] to workspace' command works correctly
 #
 use i3test;

testcases/t/133-size-hints.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Checks if size hints are interpreted correctly.
 #
 use i3test;

testcases/t/134-invalid-command.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 # 
 #
 use i3test;

testcases/t/135-floating-focus.t

@@ -1,5 +1,18 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
 
 use i3test;
 

testcases/t/136-floating-ws-empty.t

@@ -1,6 +1,21 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
-# Regression test: when only having a floating window on a workspace, it should not be deleted.
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
+# Regression test: when only having a floating window on a workspace, it should
+# not be deleted.
 
 use i3test;
 

testcases/t/137-floating-unmap.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test: Floating windows were not correctly unmapped when switching
 # to a different workspace.
 

testcases/t/138-floating-attach.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test: New windows were attached to the container of a floating window
 # if only a floating window is present on the workspace.
 

testcases/t/139-ws-numbers.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Check if numbered workspaces and named workspaces are sorted in the right way
 # in get_workspaces IPC output (necessary for i3bar etc.).
 use i3test;

testcases/t/140-focus-lost.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: Check if the focus stays the same when switching the layout
 # bug introduced by 77d0d42ed2d7ac8cafe267c92b35a81c1b9491eb
 use i3test;

testcases/t/141-resize.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests resizing tiling containers
 use i3test;
 

testcases/t/142-regress-move-floating.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: move a floating window to a different workspace crashes i3
 #
 use i3test;

testcases/t/143-regress-floating-restart.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: floating windows are tiling after restarting, closing them crashes i3
 #
 use i3test;

testcases/t/144-regress-floating-resize.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: when resizing two containers on a workspace, opening a floating
 # client, then closing it again, i3 will re-distribute the space on the
 # workspace as if a tiling container was closed, leading to the containers

testcases/t/145-flattening.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # by moving the window in the opposite orientation that its parent has, we
 # force i3 to create a new split container with the appropriate orientation.
 # However, when doing that two times in a row, we end up with two split

testcases/t/146-floating-reinsert.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 use i3test;
 
 my $tmp = fresh_workspace;

testcases/t/147-regress-floatingmove.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for moving a con outside of a floating con when there are no
 # tiling cons on a workspace
 #

testcases/t/148-regress-floatingmovews.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for correct focus behaviour when moving a floating con to
 # another workspace.
 #

testcases/t/150-regress-dock-restart.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for inplace restarting with dock clients
 #
 use i3test;

testcases/t/151-regress-float-size.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for setting a window to floating, tiling and opening a new window
 #
 use i3test;

testcases/t/152-regress-level-up.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for using level-up to get to the 'content'-container and
 # toggle floating
 #

testcases/t/153-floating-originalsize.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Test if the requested width/height is set after making the window floating.
 #
 use i3test;

testcases/t/154-regress-multiple-dock.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for closing one of multiple dock clients
 #
 use i3test;

testcases/t/155-floating-split-size.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Test to see if i3 combines the geometry of all children in a split container
 # when setting the split container to floating
 #

testcases/t/156-fullscreen-focus.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Test if new containers get focused when there is a fullscreen container at
 # the time of launching the new one. Also make sure that focusing containers
 # in other workspaces work even when there is a fullscreen container.

testcases/t/158-wm_take_focus.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if the WM_TAKE_FOCUS protocol is correctly handled by i3
 #
 use i3test;

testcases/t/159-socketpaths.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if the various ipc_socket_path options are correctly handled
 #
 use i3test i3_autostart => 0;

testcases/t/161-regress-borders-restart.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test to check if borders are correctly restored after an inplace
 # restart.
 # found in eb8ad348b28e243cba1972e802ca8ee636472fc9

testcases/t/162-regress-dock-urgent.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test for setting the urgent hint on dock clients.
 # found in 4be3178d4d360c2996217d811e61161c84d25898
 #

testcases/t/163-wm-state.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if WM_STATE is WM_STATE_NORMAL when mapped and WM_STATE_WITHDRAWN when
 # unmapped.
 #

testcases/t/164-kill-win-vs-client.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if WM_STATE is WM_STATE_NORMAL when mapped and WM_STATE_WITHDRAWN when
 # unmapped.
 #

testcases/t/165-for_window.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 use i3test i3_autostart => 0;
 use X11::XCB qw(PROP_MODE_REPLACE);
 

testcases/t/166-assign.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if assignments work
 #
 use i3test i3_autostart => 0;

testcases/t/167-workspace_layout.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests the workspace_layout config option.
 #
 

testcases/t/168-regress-fullscreen-restart.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that i3 survives inplace restarts with fullscreen containers
 #
 use i3test;

testcases/t/169-border-toggle.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if the 'border toggle' command works correctly
 #
 use i3test;

testcases/t/170-force_focus_wrapping.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if the 'force_focus_wrapping' config directive works correctly.
 #
 use i3test i3_autostart => 0;

testcases/t/171-config-migrate.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if i3-migrate-config-to-v4 correctly migrates all config file
 # directives and commands
 #

testcases/t/172-start-on-named-ws.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # checks if i3 starts up on workspace '1' or the first configured named workspace
 #
 use i3test i3_autostart => 0;

testcases/t/173-get-marks.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # checks if the IPC message type get_marks works correctly
 #
 use i3test;

testcases/t/173-regress-focus-assign.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: Checks if focus is stolen when a window is managed which is
 # assigned to an invisible workspace
 #

testcases/t/174-border-config.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests the new_window and new_float config option.
 #
 

testcases/t/174-regress-focus-toggle.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: Checks if i3 still lives after using 'focus mode_toggle' on an
 # empty workspace. This regression was fixed in
 # 0848844f2d41055f6ffc69af1149d7a873460976.

testcases/t/175-startup-notification.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Test for the startup notification protocol.
 #
 

testcases/t/176-workspace-baf.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Checks if the 'workspace back_and_forth' command and the
 # 'workspace_auto_back_and_forth' config directive work correctly.
 #

testcases/t/177-bar-config.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Checks that the bar config is parsed correctly.
 #
 

testcases/t/178-regress-workspace-open.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests if empty workspaces are closed when the last child
 # exits, as long as they're not empty.
 #

testcases/t/179-regress-multiple-ws.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # The command "move workspace prev; workspace prev" will lead to an error.
 # This regression is present in 7f9b65f6a752e454c492447be4e21e2ee8faf8fd
 use i3test;

testcases/t/180-fd-leaks.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that i3 does not leak any file descriptors in 'exec'.
 #
 use i3test;

testcases/t/181-regress-float-border.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test: Changing border style should not have an impact on the size
 # (geometry) of the child window. See ticket http://bugs.i3wm.org/561
 # Wrong behaviour manifested itself up to (including) commit

testcases/t/182-regress-focus-dock.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test: Focusing a dock window should just do nothing, not crash i3.
 # See ticket http://bugs.i3wm.org/575
 # Wrong behaviour manifested itself up to (including) commit

testcases/t/183-config-variables.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Checks that variables are parsed correctly by using for_window rules with
 # variables in it.
 #

testcases/t/184-regress-float-split-resize.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression: resizing a floating split container leads to a crash.
 # (Ticket #588, present until 4412ccbe5a4fad8a4cd594e6f10f937515a4d37c)
 #

testcases/t/185-scratchpad.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests for the scratchpad functionality.
 #
 use i3test;

testcases/t/186-regress-assign-focus-parent.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test: New windows were not opened in the correct place if they
 # matched an assignment.
 # Wrong behaviour manifested itself up to (including) commit

testcases/t/187-commands-parser.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests the standalone parser binary to see if it calls the right code when
 # confronted with various commands, if it prints proper error messages for
 # wrong commands and if it terminates in every case.

testcases/t/188-regress-focus-restart.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that i3 survives inplace restarts with fullscreen containers
 #
 use i3test;

testcases/t/189-floating-constraints.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests the floating_{minimum,maximum}_size config options.
 #
 # Note that the minimum floating window size is already verified in

testcases/t/190-scratchpad-diff-ws.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Test for ticket #676: 'scratchpad show' causes a segfault if the scratchpad
 # window is shown on another workspace.
 #

testcases/t/191-resize-levels.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that you can resize across different levels of containers even when
 # they are all of the same orientation.
 # (Ticket #754)

testcases/t/192-layout.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that switching between the different layouts works as expected.
 use i3test;
 

testcases/t/193-ipc-version.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that we can get the version number of i3 via IPC.
 use i3test;
 

testcases/t/194-regress-floating-size.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that the size requested by floating windows is set by i3, no matter
 # to which value the new_window option is set.
 # ticket #770, bug still present in commit ae88accf6fe3817ff42d0d51be1965071194766e

testcases/t/195-net-active-window.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that the _NET_ACTIVE_WINDOW message only changes focus when the
 # window is on a visible workspace.
 # ticket #774, bug still present in commit 1e49f1b08a3035c1f238fcd6615e332216ab582e

testcases/t/196-randr-output-names.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verify that i3 allows strange RandR output names such as DVI-I_1/digital.
 # Ticket: #785
 # Bug still in: 4.2-256-ga007283

testcases/t/197-regression-move-vanish.t

@@ -1,5 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
+#
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Regression test: moving a window to the right out of a splitv container would
 # make it vanish.
 # Ticket: #790

testcases/t/500-multi-monitor.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests that the provided X-Server to the t/5??-*.t tests is actually providing
 # multiple monitors.
 #

testcases/t/501-scratchpad.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies that scratchpad windows show up on the proper output.
 # ticket #596, bug present until up to commit
 # 89dded044b4fffe78f9d70778748fabb7ac533e9.

testcases/t/502-focus-output.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Verifies the 'focus output' command works properly.
 
 use i3test i3_autostart => 0;

testcases/t/503-workspace.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests whether 'workspace next_on_output' and the like work correctly.
 #
 use List::Util qw(first);

testcases/t/504-move-workspace-to-output.t

@@ -1,6 +1,19 @@
 #!perl
 # vim:ts=4:sw=4:expandtab
 #
+# Please read the following documents before working on tests:
+# • http://build.i3wm.org/docs/testsuite.html
+#   (or docs/testsuite)
+#
+# • http://build.i3wm.org/docs/lib-i3test.html
+#   (alternatively: perldoc ./testcases/lib/i3test.pm)
+#
+# • http://build.i3wm.org/docs/ipc.html
+#   (or docs/ipc)
+#
+# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+#   (unless you are already familiar with Perl)
+#
 # Tests whether the 'move workspace <ws> to [output] <output>' command works
 #
 use List::Util qw(first);