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1// Copyright 2022 Google Inc. All rights reserved.
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 cc
16
17import (
18	"testing"
19
20	"android/soong/android"
21	"github.com/google/blueprint"
22)
23
24func TestAfdoDeps(t *testing.T) {
25	bp := `
26	cc_library {
27		name: "libTest",
28		srcs: ["foo.c"],
29		static_libs: ["libFoo"],
30		afdo: true,
31	}
32
33	cc_library {
34		name: "libFoo",
35		static_libs: ["libBar"],
36	}
37
38	cc_library {
39		name: "libBar",
40	}
41	`
42	prepareForAfdoTest := android.FixtureAddTextFile("toolchain/pgo-profiles/sampling/libTest.afdo", "TEST")
43
44	result := android.GroupFixturePreparers(
45		prepareForCcTest,
46		prepareForAfdoTest,
47	).RunTestWithBp(t, bp)
48
49	libTest := result.ModuleForTests("libTest", "android_arm64_armv8-a_shared").Module()
50	libFoo := result.ModuleForTests("libFoo", "android_arm64_armv8-a_static_afdo-libTest").Module()
51	libBar := result.ModuleForTests("libBar", "android_arm64_armv8-a_static_afdo-libTest").Module()
52
53	hasDep := func(m android.Module, wantDep android.Module) bool {
54		var found bool
55		result.VisitDirectDeps(m, func(dep blueprint.Module) {
56			if dep == wantDep {
57				found = true
58			}
59		})
60		return found
61	}
62
63	if !hasDep(libTest, libFoo) {
64		t.Errorf("libTest missing dependency on afdo variant of libFoo")
65	}
66
67	if !hasDep(libFoo, libBar) {
68		t.Errorf("libTest missing dependency on afdo variant of libBar")
69	}
70}
71