Reorganize internal functions

test/lib/internals/create-symlink-test.sh

@@ -0,0 +1,50 @@
+#! /usr/bin/env bash
+source "../../test-helper.sh"
+source "../../../src/lib/internals.sh"
+
+#
+# create-symlink() tests
+#
+
+# Create temp files/folders used for create-symlink() tests.
+mkdir -p "tmp/source" "tmp/target"
+touch "tmp/source/profile"
+
+# Creates a normal symlink.
+assert_raises 'create-symlink ../source tmp/target/.dotfiles' 0
+assert 'readlink tmp/target/.dotfiles' "../source"
+rm "tmp/target/.dotfiles"
+
+# When target exists an is a symlink to the same source.
+ln -s "../source" "tmp/target/.dotfiles"
+assert_raises 'create-symlink ../source tmp/target/.dotfiles' 0
+assert 'create-symlink ../source tmp/target/.dotfiles 2>&1' ""
+rm "tmp/target/.dotfiles"
+
+# When target exists and is a symlink to a different source.
+ln -s "../other" "tmp/target/.dotfiles"
+assert_raises 'create-symlink ../source tmp/target/.dotfiles' 1
+assert 'create-symlink ../source tmp/target/.dotfiles' ""
+assert 'create-symlink ../source tmp/target/.dotfiles 2>&1' \
+  "ERROR: \"tmp/target/.dotfiles\" exists, is a symlink to: ../other"
+rm "tmp/target/.dotfiles"
+
+# When target exists and is a file.
+touch "tmp/target/.profile"
+assert_raises 'create-symlink ../source/profile tmp/target/.profile' 1
+assert 'create-symlink ../source/profile tmp/target/.profile' ""
+assert 'create-symlink ../source/profile tmp/target/.profile 2>&1' \
+  "ERROR: \"tmp/target/.profile\" exists"
+rm "tmp/target/.profile"
+
+# When target exists and is a directory.
+assert_raises 'create-symlink ../source tmp/target' 1
+assert 'create-symlink ../source tmp/target' ""
+assert 'create-symlink ../source tmp/target 2>&1' \
+  "ERROR: \"tmp/target\" exists"
+
+# Remove temp files/folders used for locate-dotfile() tests.
+rm "tmp/source/profile"
+rmdir "tmp/source" "tmp/target" "tmp"
+
+assert_end 'create-symlink()'

test/lib/internals/locate-dotfile-test.sh

@@ -0,0 +1,51 @@
+#! /usr/bin/env bash
+source "../../test-helper.sh"
+source "../../../src/lib/internals.sh"
+
+#
+# locate-dotfile() tests
+#
+
+# Create temp files/folders used for locate-dotfile() tests.
+mkdir -p "test-tmp/with" "test-tmp/without"
+touch "test-tmp/with/Dotfile"
+
+# When $DOTFILE is empty and current path has a Dotfile.
+cd "test-tmp/with"
+DOTFILE=""
+assert_raises 'locate-dotfile' 0
+assert 'locate-dotfile; echo "$DOTFILE"' "$(pwd)/Dotfile"
+unset DOTFILE
+cd-back
+
+# When $DOTFILE is empty and current path does not have a Dotfile.
+cd "test-tmp/without"
+DOTFILE=""
+assert_raises 'locate-dotfile' 1
+assert 'locate-dotfile 2>&1' "ERROR: \"$(pwd)\" does not have a Dotfile."
+assert 'locate-dotfile; echo "$DOTFILE"' ""
+unset DOTFILE
+cd-back
+
+# When $DOTFILE is not empty and points at a existing Dotfile.
+DOTFILE="test-tmp/with/Dotfile"
+assert_raises 'locate-dotfile' 0
+assert 'locate-dotfile; echo "$DOTFILE"' "$DOTFILE"
+unset DOTFILE
+
+# When $DOTFILE is not empty and points at a non-existing Dotfile.
+DOTFILE="test-tmp/without/Dotfile"
+assert_raises 'locate-dotfile' 1
+assert 'locate-dotfile 2>&1' "ERROR: \"$DOTFILE\" does not exist."
+assert 'locate-dotfile; echo "$DOTFILE"' "$DOTFILE"
+unset DOTFILE
+
+# Remove temp files/folders used for locate-dotfile() tests.
+rm "test-tmp/with/Dotfile"
+rmdir "test-tmp/with" "test-tmp/without" "test-tmp"
+
+# Ensure temp files/folder were cleaned up.
+assert_raises "test -d test-tmp" 1
+
+# End of locate-dotfile() tests.
+assert_end 'locate-dotfile()'

test/lib/internals/locate-target-test.sh

@@ -0,0 +1,36 @@
+#! /usr/bin/env bash
+source "../../test-helper.sh"
+source "../../../src/lib/internals.sh"
+
+#
+# locate-target() tests
+#
+
+# When $TARGET is empty.
+TARGET=""
+assert_raises 'locate-target' 0
+assert 'locate-target; echo "$TARGET"' "$HOME"
+unset TARGET
+
+# When $TARGET is not empty and is a directory.
+TARGET="$(pwd)"
+assert_raises 'locate-target' 0
+assert 'locate-target; echo "$TARGET"' "$(pwd)"
+unset TARGET
+
+# When $TARGET is not empty and is not a directory.
+TARGET="/tmp/this/does/not/exist"
+assert_raises 'locate-target' 1
+assert 'locate-target 2>&1' "ERROR: Target \"$TARGET\" is not a directory."
+assert 'locate-target; echo "$TARGET"' "$TARGET"
+unset TARGET
+
+# If neither $TARGET or $HOME is set, ~ is expanded to find home folder
+original_home="$HOME"
+unset HOME
+assert_raises 'locate-target' 0
+assert 'locate-target; echo "$TARGET"' "$original_home"
+HOME="$original_home"
+
+# End of locate-target() tests.
+assert_end 'locate-target()'

test/lib/internals/parse-dotfile-options-test.sh

@@ -0,0 +1,89 @@
+#! /usr/bin/env bash
+source "../test-helper.sh"
+source "../../src/lib/parse-dotfile-options.sh"
+source "../../src/lib/trim.sh"
+
+#
+# parse-dotfile-options() tests
+#
+
+stub "parse-dotfile-root_link-option"
+stub "parse-dotfile-default_action-option"
+
+parse-dotfile-options
+assert 'echo "$OPT_ROOT_LINK"' \
+  "parse-dotfile-root_link-option stub: "
+assert 'echo "$OPT_DEFAULT_ACTION"' \
+  "parse-dotfile-default_action-option stub: "
+
+restore "parse-dotfile-root_link-option"
+restore "parse-dotfile-default_action-option"
+
+
+assert_end "parse-dotfile-options()"
+
+
+#
+# parse-dotfile-option() tests
+#
+
+# Create temp files/folders used for locate-dotfile() tests.
+mkdir -p "test-tmp/with" "test-tmp/without"
+echo -e "foo_bar .things\nlink: foo -> .foo" > "test-tmp/with/Dotfile"
+echo -e "link: foo -> .foo" > "test-tmp/without/Dotfile"
+
+# When $DOTFILE contains root_link option.
+DOTFILE="test-tmp/with/Dotfile"
+assert 'parse-dotfile-option foo_bar .none' ".things"
+unset DOTFILE
+
+# When $DOTFILE does not contain root_link option.
+DOTFILE="test-tmp/without/Dotfile"
+assert 'parse-dotfile-option foo_bar .none' ".none"
+unset DOTFILE
+
+# When Dotfile to parse is specified as argument.
+assert 'parse-dotfile-option foo_bar .none test-tmp/with/Dotfile' ".things"
+assert 'parse-dotfile-option foo_bar .none test-tmp/without/Dotfile' ".none"
+
+# When option is wrapped across multiple lines with a backslash.
+echo 'foo_bar \'         > "test-tmp/with/Dotfile"
+echo '  .things'        >> "test-tmp/with/Dotfile"
+echo 'link: foo -> bar' >> "test-tmp/with/Dotfile"
+DOTFILE="test-tmp/with/Dotfile"
+assert 'parse-dotfile-option foo_bar .none' ".things"
+unset DOTFILE
+
+# Remove temp files/folders used for locate-dotfile() tests.
+rm "test-tmp/with/Dotfile" "test-tmp/without/Dotfile"
+rmdir "test-tmp/with" "test-tmp/without" "test-tmp"
+
+assert_end "parse-dotfile-option()"
+
+
+#
+# parse-dotfile-root_link-option() tests
+#
+
+stub "parse-dotfile-option"
+assert 'parse-dotfile-root_link-option' \
+  'parse-dotfile-option stub: root_link .dotfiles '
+assert 'parse-dotfile-root_link-option "test-tmp/with/Dotfile"' \
+  'parse-dotfile-option stub: root_link .dotfiles test-tmp/with/Dotfile'
+restore "parse-dotfile-option"
+
+assert_end "parse-dotfile-root_link-option()"
+
+
+#
+# parse-dotfile-default_action-option() tests
+#
+
+stub "parse-dotfile-option"
+assert 'parse-dotfile-default_action-option' \
+  'parse-dotfile-option stub: default_action link '
+assert 'parse-dotfile-default_action-option "test-tmp/with/Dotfile"' \
+  'parse-dotfile-option stub: default_action link test-tmp/with/Dotfile'
+restore "parse-dotfile-option"
+
+assert_end "parse-dotfile-default_action-option()"