fix: Fix plugin-test arg parsing (#1084)

lib/commands/command-plugin-test.bash

@@ -9,24 +9,26 @@ plugin_test_command() {
   local plugin_gitref="master"
   local tool_version
   local interpret_args_literally
+  local skip_next_arg
 
   for arg; do
     shift
-    if [ -n "${interpret_args_literally}" ]; then
+    if [ -n "${skip_next_arg}" ]; then
+      skip_next_arg=
+    elif [ -n "${interpret_args_literally}" ]; then
       set -- "$@" "${arg}"
     else
       case "${arg}" in
       --asdf-plugin-gitref)
-        plugin_gitref="$2"
-        shift 2
+        plugin_gitref="$1"
+        skip_next_arg=true
         ;;
       --asdf-tool-version)
-        tool_version="$2"
-        shift 2
+        tool_version="$1"
+        skip_next_arg=true
         ;;
       --)
         interpret_args_literally=true
-        shift
         ;;
       *)
         set -- "$@" "${arg}"

test/fixtures/dummy_plugin/LICENSE

@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright (c) 2014 Akash Manohar J
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

test/plugin_test_command.bats

@@ -4,6 +4,7 @@ load test_helpers
 
 setup() {
   setup_asdf_dir
+  install_mock_plugin_repo "dummy"
 }
 
 teardown() {
@@ -21,3 +22,17 @@ teardown() {
   [ "$status" -eq 1 ]
   [ "$output" = "FAILED: please provide a plugin name and url" ]
 }
+
+@test "plugin_test_command works with no options provided" {
+  run asdf plugin-test dummy "${BASE_DIR}/repo-dummy"
+  echo "status = ${status}"
+  echo "output = ${output}"
+  [ "$status" -eq 0 ]
+}
+
+@test "plugin_test_command works with all options provided" {
+  run asdf plugin-test dummy "${BASE_DIR}/repo-dummy" --asdf-tool-version 1.0.0 --asdf-plugin-gitref master
+  echo "status = ${status}"
+  echo "output = ${output}"
+  [ "$status" -eq 0 ]
+}