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1// Copyright (C) 2020 The Android Open Source Project
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 sdk
16
17import (
18	"testing"
19
20	"android/soong/android"
21
22	"github.com/google/blueprint/proptools"
23)
24
25func propertySetFixture() interface{} {
26	set := newPropertySet()
27	set.AddProperty("x", "taxi")
28	set.AddPropertyWithTag("y", 1729, "tag_y")
29	subset := set.AddPropertySet("sub")
30	subset.AddPropertyWithTag("x", "taxi", "tag_x")
31	subset.AddProperty("y", 1729)
32	return set
33}
34
35func intPtr(i int) *int { return &i }
36
37type propertyStruct struct {
38	X     *string
39	Y     *int
40	Unset *bool
41	Sub   struct {
42		X     *string
43		Y     *int
44		Unset *bool
45	}
46}
47
48func propertyStructFixture() interface{} {
49	str := &propertyStruct{}
50	str.X = proptools.StringPtr("taxi")
51	str.Y = intPtr(1729)
52	str.Sub.X = proptools.StringPtr("taxi")
53	str.Sub.Y = intPtr(1729)
54	return str
55}
56
57func checkPropertySetFixture(t *testing.T, val interface{}, hasTags bool) {
58	set := val.(*bpPropertySet)
59	android.AssertDeepEquals(t, "wrong x value", "taxi", set.getValue("x"))
60	android.AssertDeepEquals(t, "wrong y value", 1729, set.getValue("y"))
61
62	subset := set.getValue("sub").(*bpPropertySet)
63	android.AssertDeepEquals(t, "wrong sub.x value", "taxi", subset.getValue("x"))
64	android.AssertDeepEquals(t, "wrong sub.y value", 1729, subset.getValue("y"))
65
66	if hasTags {
67		android.AssertDeepEquals(t, "wrong y tag", "tag_y", set.getTag("y"))
68		android.AssertDeepEquals(t, "wrong sub.x tag", "tag_x", subset.getTag("x"))
69	} else {
70		android.AssertDeepEquals(t, "wrong y tag", nil, set.getTag("y"))
71		android.AssertDeepEquals(t, "wrong sub.x tag", nil, subset.getTag("x"))
72	}
73}
74
75func TestAddPropertySimple(t *testing.T) {
76	set := newPropertySet()
77	for name, val := range map[string]interface{}{
78		"x":   "taxi",
79		"y":   1729,
80		"t":   true,
81		"f":   false,
82		"arr": []string{"a", "b", "c"},
83	} {
84		set.AddProperty(name, val)
85		android.AssertDeepEquals(t, "wrong value", val, set.getValue(name))
86	}
87	android.AssertPanicMessageContains(t, "adding x again should panic", `Property "x" already exists in property set`,
88		func() { set.AddProperty("x", "taxi") })
89	android.AssertPanicMessageContains(t, "adding arr again should panic", `Property "arr" already exists in property set`,
90		func() { set.AddProperty("arr", []string{"d"}) })
91}
92
93func TestAddPropertySubset(t *testing.T) {
94	getFixtureMap := map[string]func() interface{}{
95		"property set":    propertySetFixture,
96		"property struct": propertyStructFixture,
97	}
98
99	t.Run("add new subset", func(t *testing.T) {
100		for name, getFixture := range getFixtureMap {
101			t.Run(name, func(t *testing.T) {
102				set := propertySetFixture().(*bpPropertySet)
103				set.AddProperty("new", getFixture())
104				checkPropertySetFixture(t, set, true)
105				checkPropertySetFixture(t, set.getValue("new"), name == "property set")
106			})
107		}
108	})
109
110	t.Run("merge existing subset", func(t *testing.T) {
111		for name, getFixture := range getFixtureMap {
112			t.Run(name, func(t *testing.T) {
113				set := newPropertySet()
114				subset := set.AddPropertySet("sub")
115				subset.AddProperty("flag", false)
116				subset.AddPropertySet("sub")
117				set.AddProperty("sub", getFixture())
118				merged := set.getValue("sub").(*bpPropertySet)
119				android.AssertDeepEquals(t, "wrong flag value", false, merged.getValue("flag"))
120				checkPropertySetFixture(t, merged, name == "property set")
121			})
122		}
123	})
124
125	t.Run("add conflicting subset", func(t *testing.T) {
126		set := propertySetFixture().(*bpPropertySet)
127		android.AssertPanicMessageContains(t, "adding x again should panic", `Property "x" already exists in property set`,
128			func() { set.AddProperty("x", propertySetFixture()) })
129	})
130
131	t.Run("add non-pointer struct", func(t *testing.T) {
132		set := propertySetFixture().(*bpPropertySet)
133		str := propertyStructFixture().(*propertyStruct)
134		android.AssertPanicMessageContains(t, "adding a non-pointer struct should panic", "Value is a struct, not a pointer to one:",
135			func() { set.AddProperty("new", *str) })
136	})
137}
138
139func TestAddPropertySetNew(t *testing.T) {
140	set := newPropertySet()
141	subset := set.AddPropertySet("sub")
142	subset.AddProperty("new", "d^^b")
143	android.AssertDeepEquals(t, "wrong sub.new value", "d^^b", set.getValue("sub").(*bpPropertySet).getValue("new"))
144}
145
146func TestAddPropertySetExisting(t *testing.T) {
147	set := propertySetFixture().(*bpPropertySet)
148	subset := set.AddPropertySet("sub")
149	subset.AddProperty("new", "d^^b")
150	android.AssertDeepEquals(t, "wrong sub.new value", "d^^b", set.getValue("sub").(*bpPropertySet).getValue("new"))
151}
152
153type removeFredTransformation struct {
154	identityTransformation
155}
156
157func (t removeFredTransformation) transformProperty(name string, value interface{}, tag android.BpPropertyTag) (interface{}, android.BpPropertyTag) {
158	if name == "fred" {
159		return nil, nil
160	}
161	return value, tag
162}
163
164func (t removeFredTransformation) transformPropertySetBeforeContents(name string, propertySet *bpPropertySet, tag android.BpPropertyTag) (*bpPropertySet, android.BpPropertyTag) {
165	if name == "fred" {
166		return nil, nil
167	}
168	return propertySet, tag
169}
170
171func (t removeFredTransformation) transformPropertySetAfterContents(name string, propertySet *bpPropertySet, tag android.BpPropertyTag) (*bpPropertySet, android.BpPropertyTag) {
172	if len(propertySet.properties) == 0 {
173		return nil, nil
174	}
175	return propertySet, tag
176}
177
178func TestTransformRemoveProperty(t *testing.T) {
179	set := newPropertySet()
180	set.AddProperty("name", "name")
181	set.AddProperty("fred", "12")
182
183	set.transformContents(removeFredTransformation{})
184
185	contents := &generatedContents{}
186	outputPropertySet(contents, set)
187	android.AssertTrimmedStringEquals(t, "removing property failed", "name: \"name\",\n", contents.content.String())
188}
189
190func TestTransformRemovePropertySet(t *testing.T) {
191	set := newPropertySet()
192	set.AddProperty("name", "name")
193	set.AddPropertySet("fred")
194
195	set.transformContents(removeFredTransformation{})
196
197	contents := &generatedContents{}
198	outputPropertySet(contents, set)
199	android.AssertTrimmedStringEquals(t, "removing property set failed", "name: \"name\",\n", contents.content.String())
200}
201