1// Copyright 2021 Google LLC
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15package mk2rbc
16
17import (
18	"path/filepath"
19	"reflect"
20	"runtime"
21	"testing"
22)
23
24type testVar struct {
25	name string
26	cl   varClass
27	ty   starlarkType
28}
29
30type testVariables struct {
31	v []testVar
32}
33
34func (v *testVariables) NewVariable(name string, varClass varClass, valueType starlarkType) {
35	v.v = append(v.v, testVar{name, varClass, valueType})
36}
37
38// getTestDirectory returns the test directory, which should be the test/ subdirectory
39func getTestDirectory() string {
40	_, myFile, _, _ := runtime.Caller(1)
41	return filepath.Join(filepath.Dir(myFile), "test")
42}
43
44func TestConfigVariables(t *testing.T) {
45	testFile := filepath.Join(getTestDirectory(), "config_variables.mk.test")
46	var actual testVariables
47	if err := FindConfigVariables(testFile, &actual); err != nil {
48		t.Fatal(err)
49	}
50	expected := testVariables{[]testVar{
51		{"PRODUCT_NAME", VarClassConfig, starlarkTypeUnknown},
52		{"PRODUCT_MODEL", VarClassConfig, starlarkTypeUnknown},
53		{"PRODUCT_LOCALES", VarClassConfig, starlarkTypeList},
54		{"PRODUCT_AAPT_CONFIG", VarClassConfig, starlarkTypeList},
55		{"PRODUCT_AAPT_PREF_CONFIG", VarClassConfig, starlarkTypeUnknown},
56	}}
57	if !reflect.DeepEqual(expected, actual) {
58		t.Errorf("\nExpected: %v\n  Actual: %v", expected, actual)
59	}
60}
61