Refactor (extract utilities + add tests) & more…

* Extracting common utilities into utilities.bash
 * Adding new tests for utilities
 * Relocating the cache file to be under $BASH_IT
 * Removing cache cleanup deferral code for now
 * Wiping the cache in local_setup in tests.

test/lib/helpers.bats

@@ -2,6 +2,7 @@
 
 load ../test_helper
 load ../../lib/composure
+load ../../lib/utilities
 load ../../lib/search
 load ../../plugins/available/base.plugin
 

test/lib/search.bats

@@ -3,6 +3,7 @@
 load ../test_helper
 load ../../lib/composure
 load ../../lib/helpers
+load ../../lib/utilities
 load ../../lib/search
 load ../../plugins/available/base.plugin
 load ../../aliases/available/git.aliases
@@ -27,6 +28,7 @@ function local_setup {
   rm -rf "$BASH_IT"/aliases/enabled
   rm -rf "$BASH_IT"/completion/enabled
   rm -rf "$BASH_IT"/plugins/enabled
+  rm -rf "$BASH_IT"/tmp/cache
 
   mkdir -p "$BASH_IT"/enabled
   mkdir -p "$BASH_IT"/aliases/enabled

test/lib/utilities.bats

@@ -0,0 +1,108 @@
+#!/usr/bin/env bats
+
+load ../test_helper
+load ../../lib/composure
+load ../../lib/helpers
+load ../../lib/utilities
+load ../../lib/search
+
+cite _about _param _example _group _author _version
+
+function local_setup {
+  mkdir -p "$BASH_IT"
+  lib_directory="$(cd "$(dirname "$0")" && pwd)"
+  # Use rsync to copy Bash-it to the temp folder
+  # rsync is faster than cp, since we can exclude the large ".git" folder
+  rsync -qavrKL -d --delete-excluded --exclude=.git $lib_directory/../../.. "$BASH_IT"
+
+  rm -rf "$BASH_IT"/enabled
+  rm -rf "$BASH_IT"/aliases/enabled
+  rm -rf "$BASH_IT"/completion/enabled
+  rm -rf "$BASH_IT"/plugins/enabled
+  rm -rf "$BASH_IT"/tmp/cache
+
+  mkdir -p "$BASH_IT"/enabled
+  mkdir -p "$BASH_IT"/aliases/enabled
+  mkdir -p "$BASH_IT"/completion/enabled
+  mkdir -p "$BASH_IT"/plugins/enabled
+}
+
+function has_match() {
+  $(_bash-it-array-contains-element ${@}) && echo "has" "$1"
+}
+
+function item_enabled() {
+  $(_bash-it-component-item-is-enabled ${@}) && echo "$1" "$2" "is enabled"
+}
+
+function item_disabled() {
+  $(_bash-it-component-item-is-disabled ${@}) && echo "$1" "$2" "is disabled"
+}
+
+@test "_bash-it-component-item-is-enabled() - for a disabled item" {
+  run item_enabled aliases svn
+  assert_line -n 0 ''
+}
+
+@test "_bash-it-component-item-is-enabled() - for an enabled/disabled item" {
+  run bash-it enable alias svn
+  assert_line -n 0 'svn enabled with priority 150.'
+
+  run item_enabled alias svn
+  assert_line -n 0 'alias svn is enabled'
+
+  run bash-it disable alias svn
+  assert_line -n 0 'svn disabled.'
+
+  run item_enabled alias svn
+  assert_line -n 0 ''
+}
+
+@test "_bash-it-component-item-is-disabled() - for a disabled item" {
+  run item_disabled alias svn
+  assert_line -n 0 'alias svn is disabled'
+}
+
+@test "_bash-it-component-item-is-disabled() - for an enabled/disabled item" {
+  run bash-it enable alias svn
+  assert_line -n 0 'svn enabled with priority 150.'
+
+  run item_disabled alias svn
+  assert_line -n 0 ''
+
+  run bash-it disable alias svn
+  assert_line -n 0 'svn disabled.'
+
+  run item_disabled alias svn
+  assert_line -n 0 'alias svn is disabled'
+}
+
+@test "_bash-it-array-contains-element() - when match is found, and is the first" {
+  declare -a fruits=(apple pear orange mandarin)
+  run has_match apple "${fruits[@]}"
+  assert_line -n 0 'has apple'
+}
+
+@test "_bash-it-array-contains-element() - when match is found, and is the last" {
+  declare -a fruits=(apple pear orange mandarin)
+  run has_match mandarin "${fruits[@]}"
+  assert_line -n 0 'has mandarin'
+}
+
+@test "_bash-it-array-contains-element() - when match is found, and is in the middle" {
+  declare -a fruits=(apple pear orange mandarin)
+  run has_match pear "${fruits[@]}"
+  assert_line -n 0 'has pear'
+}
+
+@test "_bash-it-array-contains-element() - when match is found, and it has spaces" {
+  declare -a fruits=(apple pear orange mandarin "yellow watermelon")
+  run has_match "yellow watermelon" "${fruits[@]}"
+  assert_line -n 0 'has yellow watermelon'
+}
+
+@test "_bash-it-array-contains-element() - when match is not found" {
+  declare -a fruits=(apple pear orange mandarin)
+  run has_match xyz "${fruits[@]}"
+  assert_line -n 0 ''
+}