1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "testing/gtest/include/gtest/gtest.h"
6 #include "tools/gn/functions.h"
7 #include "tools/gn/test_with_scope.h"
8
9 namespace {
10
11 class GetLabelInfoTest : public testing::Test {
12 public:
GetLabelInfoTest()13 GetLabelInfoTest() : testing::Test() {
14 setup_.scope()->set_source_dir(SourceDir("//src/foo/"));
15 }
16
17 // Convenience wrapper to call GetLabelInfo.
Call(const std::string & label,const std::string & what)18 std::string Call(const std::string& label, const std::string& what) {
19 FunctionCallNode function;
20
21 std::vector<Value> args;
22 args.push_back(Value(NULL, label));
23 args.push_back(Value(NULL, what));
24
25 Err err;
26 Value result = functions::RunGetLabelInfo(setup_.scope(), &function,
27 args, &err);
28 if (err.has_error()) {
29 EXPECT_TRUE(result.type() == Value::NONE);
30 return std::string();
31 }
32 return result.string_value();
33 }
34
35 protected:
36 // Note: TestWithScope's default toolchain is "//toolchain:default" and
37 // output dir is "//out/Debug".
38 TestWithScope setup_;
39 };
40
41 } // namespace
42
TEST_F(GetLabelInfoTest,BadInput)43 TEST_F(GetLabelInfoTest, BadInput) {
44 EXPECT_EQ("", Call(":name", "incorrect_value"));
45 EXPECT_EQ("", Call("", "name"));
46 }
47
TEST_F(GetLabelInfoTest,Name)48 TEST_F(GetLabelInfoTest, Name) {
49 EXPECT_EQ("name", Call(":name", "name"));
50 EXPECT_EQ("name", Call("//foo/bar:name", "name"));
51 }
52
TEST_F(GetLabelInfoTest,Dir)53 TEST_F(GetLabelInfoTest, Dir) {
54 EXPECT_EQ("//src/foo", Call(":name", "dir"));
55 EXPECT_EQ("//foo/bar", Call("//foo/bar:baz", "dir"));
56 }
57
TEST_F(GetLabelInfoTest,RootOutDir)58 TEST_F(GetLabelInfoTest, RootOutDir) {
59 EXPECT_EQ("//out/Debug", Call(":name", "root_out_dir"));
60 EXPECT_EQ("//out/Debug/random",
61 Call(":name(//toolchain:random)", "root_out_dir"));
62 }
63
TEST_F(GetLabelInfoTest,RootGetDir)64 TEST_F(GetLabelInfoTest, RootGetDir) {
65 EXPECT_EQ("//out/Debug/gen", Call(":name", "root_gen_dir"));
66 EXPECT_EQ("//out/Debug/random/gen",
67 Call(":name(//toolchain:random)", "root_gen_dir"));
68 }
69
TEST_F(GetLabelInfoTest,TargetOutDir)70 TEST_F(GetLabelInfoTest, TargetOutDir) {
71 EXPECT_EQ("//out/Debug/obj/src/foo", Call(":name", "target_out_dir"));
72 EXPECT_EQ("//out/Debug", Call(":name", "root_out_dir"));
73 }
74
TEST_F(GetLabelInfoTest,LabelNoToolchain)75 TEST_F(GetLabelInfoTest, LabelNoToolchain) {
76 EXPECT_EQ("//src/foo:name", Call(":name", "label_no_toolchain"));
77 EXPECT_EQ("//src/foo:name",
78 Call("//src/foo:name(//toolchain:random)", "label_no_toolchain"));
79 }
80
TEST_F(GetLabelInfoTest,LabelWithToolchain)81 TEST_F(GetLabelInfoTest, LabelWithToolchain) {
82 EXPECT_EQ("//src/foo:name(//toolchain:default)",
83 Call(":name", "label_with_toolchain"));
84 EXPECT_EQ("//src/foo:name(//toolchain:random)",
85 Call(":name(//toolchain:random)", "label_with_toolchain"));
86 }
87
TEST_F(GetLabelInfoTest,Toolchain)88 TEST_F(GetLabelInfoTest, Toolchain) {
89 EXPECT_EQ("//toolchain:default", Call(":name", "toolchain"));
90 EXPECT_EQ("//toolchain:random",
91 Call(":name(//toolchain:random)", "toolchain"));
92 }
93