feat: add plugins for zsh

.zsh/zsh-you-should-use/tests/test_global_aliases.zunit

@@ -0,0 +1,53 @@
+#!/usr/bin/env zunit
+
+@setup {
+    load "../you-should-use.plugin.zsh"
+    # Simplify format for tests
+    YSU_MESSAGE_FORMAT='Found existing %alias_type for "%command". You should use: "%alias"'
+    unset YSU_MESSAGE_POSITION
+}
+
+@teardown {
+}
+
+@test 'global aliases no match' {
+    alias -g hw="Hello World!"
+    run _check_global_aliases "echo 'hello'"
+
+    assert "$output" is_empty
+    assert $state equals 0
+}
+
+@test 'global aliases match' {
+    alias -g NE="2>/dev/null"
+    run _check_global_aliases "echo 'hello' 2>/dev/null"
+
+    assert "$output" contains 'Found existing global alias for "2>/dev/null". You should use: "NE"'
+    assert $state equals 0
+}
+
+@test 'test doesnt match substrings' {
+    alias -g n="nvim"
+    run _check_global_aliases "nvimkaowjqwe"
+
+    assert "$output" is_empty
+    assert $state equals 0
+}
+
+@test 'global aliases ignore on sudo' {
+    alias -g NE="2>/dev/null"
+    run _check_global_aliases "sudo echo 'hello' 2>/dev/null"
+
+    assert "$output" is_empty
+    assert $state equals 0
+}
+
+@test 'global aliases - does not report an ignored alias' {
+    export YSU_MODE="ALL"
+    export YSU_IGNORED_GLOBAL_ALIASES=("..." "NE")
+    alias -g ...="../.."
+    run _check_global_aliases "cd ../.."
+
+    assert $output is_empty
+    assert $state equals 0
+}