test: go executable, base install script

tests/test_command.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/env bats
+
+# Copyright 2026 Versity Software
+# This file is licensed under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http:#www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+load ./bats-support/load
+load ./bats-assert/load
+
+source ./tests/commands/command.sh
+source ./tests/logger.sh
+source ./tests/setup_unit.sh
+
+@test "check_for_and_or_build_go_executable" {
+  export GO_COMMAND_GENERATOR_EXECUTABLE=
+  run check_for_and_or_build_go_executable
+  assert_failure 1
+
+  export GO_COMMAND_GENERATOR_EXECUTABLE="/dev/null/dummy"
+  run check_for_and_or_build_go_executable
+  assert_failure 1
+  assert_output -p "error building generateCommand executable"
+
+  command_executable="$TEST_FILE_FOLDER/$(uuidgen)"
+  export GO_COMMAND_GENERATOR_EXECUTABLE="$command_executable"
+  run check_for_and_or_build_go_executable
+  assert_success
+  assert [ -f "$command_executable" ]
+
+  run check_for_and_or_build_go_executable
+  assert_success
+}