Fix dead links for Modern Perl book

Closes: #5523

Signed-off-by: Wesley Schwengle <wesleys@opperschaap.net>

docs/testsuite

@@ -36,8 +36,8 @@ that, but it will also be useful for every future change.
 
 Apart from this document, you should also have a look at:
 
-1. The "Modern Perl" book, which can be found at
-   http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+1. The "Modern Perl" book:
+   https://i3wm.org/downloads/modern_perl_a4.pdf
 2. The latest Perl documentation of the "i3test" (general testcase setup) and
    "i3test::Test" (additional test instructions) modules:
    https://build.i3wm.org/docs/lib-i3test.html respectively

testcases/new-test

@@ -53,7 +53,7 @@ my $header = <<'EOF';
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # TODO: Description of this file.

testcases/t/001-tile.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/002-i3-sync.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # checks if i3 supports I3_SYNC

testcases/t/003-ipc.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/004-unmanaged.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/005-floating.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/100-fullscreen.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/101-focus.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/102-dock.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/104-focus-stack.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Checks if the focus is correctly restored, when creating a floating client

testcases/t/111-goto.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/112-floating-resize.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/113-urgent.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test i3_autostart => 0;

testcases/t/114-client-leader.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/115-ipc-workspaces.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/116-nestedcons.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

testcases/t/117-workspace.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests whether we can switch to a non-existent workspace

testcases/t/118-openkill.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests whether opening an empty container and killing it again works

testcases/t/119-match.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests all kinds of matching methods

testcases/t/120-multiple-cmds.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests multiple commands (using ';') and multiple operations (using ',')

testcases/t/121-next-prev.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests focus switching (next/prev)

testcases/t/122-split.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests splitting

testcases/t/124-move.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests moving. Basically, there are four different code-paths:

testcases/t/126-regress-close.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: closing of floating clients did crash i3 when closing the

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: make a container floating, kill its parent, make it tiling again

testcases/t/128-open-order.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Check if new containers are opened after the currently focused one instead

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Check if the focus is correctly restored after closing windows.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Check if empty split containers are automatically closed.

testcases/t/131-stacking-order.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Check if stacking containers can be used independently of

testcases/t/132-move-workspace.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Checks if the 'move [window/container] to workspace' command works correctly

testcases/t/133-size-hints.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Checks if size hints are interpreted correctly.

testcases/t/134-invalid-command.t

@@ -12,7 +12,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 #

testcases/t/135-floating-focus.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 
 use i3test;

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test: when only having a floating window on a workspace, it should

testcases/t/137-floating-unmap.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test: Floating windows were not correctly unmapped when switching

testcases/t/138-floating-attach.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test: New windows were attached to the container of a floating window

testcases/t/139-ws-numbers.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Check if numbered workspaces and named workspaces are sorted in the right way

testcases/t/140-focus-lost.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: Check if the focus stays the same when switching the layout

testcases/t/141-resize.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests resizing tiling containers

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: move a floating window to a different workspace crashes i3

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: floating windows are tiling after restarting, closing them crashes i3

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: when resizing two containers on a workspace, opening a floating

testcases/t/145-flattening.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # by moving the window in the opposite orientation that its parent has, we

testcases/t/146-floating-reinsert.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 use i3test;

testcases/t/147-regress-floatingmove.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

testcases/t/148-regress-floatingmovews.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test for correct focus behaviour when moving a floating con to

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test for inplace restarting with dock clients

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test for using level-up to get to the 'content'-container and

testcases/t/153-floating-originalsize.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Test if the requested width/height is set after making the window floating.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test for closing one of multiple dock clients

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

testcases/t/156-fullscreen-focus.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Test if new containers get focused when there is a fullscreen container at

testcases/t/158-wm_take_focus.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if the WM_TAKE_FOCUS protocol is correctly handled by i3

testcases/t/159-socketpaths.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if the various ipc_socket_path options are correctly handled

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test to check if borders are correctly restored after an inplace

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test for setting the urgent hint on dock clients.

testcases/t/163-wm-state.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

testcases/t/165-for_window.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 use i3test i3_autostart => 0;

testcases/t/166-assign.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if assignments work

testcases/t/167-workspace_layout.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests the workspace_layout config option.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that i3 survives inplace restarts with fullscreen containers

testcases/t/169-border-toggle.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if the 'border toggle' command works correctly

testcases/t/170-force_focus_wrapping.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if the 'force_focus_wrapping' config directive works correctly.

testcases/t/171-config-migrate.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if i3-migrate-config-to-v4 correctly migrates all config file

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

testcases/t/173-get-marks.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # checks if the IPC message type get_marks works correctly

testcases/t/174-border-config.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests the new_window and new_float config option.

testcases/t/175-startup-notification.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Test for the startup notification protocol.

testcases/t/176-workspace-baf.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Checks if the 'workspace back_and_forth' command and the

testcases/t/177-bar-config.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests if empty workspaces are closed when the last child

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # The command "move workspace prev; workspace prev" will lead to an error.

testcases/t/180-fd-leaks.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that i3 does not leak any file descriptors in 'exec'.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test: Changing border style should not have an impact on the size

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test: Focusing a dock window should just do nothing, not crash i3.

testcases/t/183-config-variables.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Checks that variables are parsed correctly by using for_window rules with

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression: resizing a floating split container leads to a crash.

testcases/t/185-scratchpad.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests for the scratchpad functionality.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Regression test: New windows were not opened in the correct place if they

testcases/t/187-commands-parser.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that i3 survives inplace restarts with fullscreen containers

testcases/t/189-floating-constraints.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Tests the floating_{minimum,maximum}_size config options.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Test for ticket #676: 'scratchpad show' causes a segfault if the scratchpad

testcases/t/191-resize-levels.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that you can resize across different levels of containers even when

testcases/t/192-layout.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that switching between the different layouts works as expected.

testcases/t/193-ipc-version.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that we can get the version number of i3 via IPC.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that the _NET_ACTIVE_WINDOW message only changes focus when the

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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.

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

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

testcases/t/198-regression-scratchpad-crash.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # When using a command which moves a window to scratchpad from an invisible

testcases/t/199-ipc-mode-event.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that the IPC 'mode' event is sent when modes are changed.

testcases/t/200-urgency-timer.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 #

testcases/t/201-config-parser.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/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

testcases/t/202-scratchpad-criteria.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that using criteria to address scratchpad windows works.

testcases/t/203-regress-assign-and-move.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Verifies that you can assign a window _and_ use for_window with a move

testcases/t/204-regress-scratchpad-move.t

@@ -11,7 +11,7 @@
 # • https://build.i3wm.org/docs/ipc.html
 #   (or docs/ipc)
 #
-# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
+# • https://i3wm.org/downloads/modern_perl_a4.pdf
 #   (unless you are already familiar with Perl)
 #
 # Moves the last window of a workspace to the scratchpad. The workspace will be