tools/gn/function_get_path_info_unittest.cc

   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 GetPathInfoTest : public testing::Test {
  12  public:
  13   GetPathInfoTest() : testing::Test() {
  14     setup_.scope()->set_source_dir(SourceDir("//src/foo/"));
  15   }
  16
  17   // Convenience wrapper to call GetLabelInfo.
  18   std::string Call(const std::string& input, const std::string& what) {
  19     FunctionCallNode function;
  20
  21     std::vector<Value> args;
  22     args.push_back(Value(nullptr, input));
  23     args.push_back(Value(nullptr, what));
  24
  25     Err err;
  26     Value result = functions::RunGetPathInfo(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   TestWithScope setup_;
  37 };
  38
  39 }  // namespace
  40
  41 TEST_F(GetPathInfoTest, File) {
  42   EXPECT_EQ("bar.txt", Call("foo/bar.txt", "file"));
  43   EXPECT_EQ("bar.txt", Call("bar.txt", "file"));
  44   EXPECT_EQ("bar.txt", Call("/bar.txt", "file"));
  45   EXPECT_EQ("", Call("foo/", "file"));
  46   EXPECT_EQ("", Call("//", "file"));
  47   EXPECT_EQ("", Call("/", "file"));
  48 }
  49
  50 TEST_F(GetPathInfoTest, Name) {
  51   EXPECT_EQ("bar", Call("foo/bar.txt", "name"));
  52   EXPECT_EQ("bar", Call("bar.", "name"));
  53   EXPECT_EQ("", Call("/.txt", "name"));
  54   EXPECT_EQ("", Call("foo/", "name"));
  55   EXPECT_EQ("", Call("//", "name"));
  56   EXPECT_EQ("", Call("/", "name"));
  57 }
  58
  59 TEST_F(GetPathInfoTest, Extension) {
  60   EXPECT_EQ("txt", Call("foo/bar.txt", "extension"));
  61   EXPECT_EQ("", Call("bar.", "extension"));
  62   EXPECT_EQ("txt", Call("/.txt", "extension"));
  63   EXPECT_EQ("", Call("f.oo/", "extension"));
  64   EXPECT_EQ("", Call("//", "extension"));
  65   EXPECT_EQ("", Call("/", "extension"));
  66 }
  67
  68 TEST_F(GetPathInfoTest, Dir) {
  69   EXPECT_EQ("foo", Call("foo/bar.txt", "dir"));
  70   EXPECT_EQ(".", Call("bar.txt", "dir"));
  71   EXPECT_EQ("foo/bar", Call("foo/bar/baz", "dir"));
  72   EXPECT_EQ("//foo", Call("//foo/", "dir"));
  73   EXPECT_EQ("//.", Call("//", "dir"));
  74   EXPECT_EQ("/foo", Call("/foo/", "dir"));
  75   EXPECT_EQ("/.", Call("/", "dir"));
  76 }
  77
  78 // Note "current dir" is "//src/foo"
  79 TEST_F(GetPathInfoTest, AbsPath) {
  80   EXPECT_EQ("//src/foo/foo/bar.txt", Call("foo/bar.txt", "abspath"));
  81   EXPECT_EQ("//src/foo/bar.txt", Call("bar.txt", "abspath"));
  82   EXPECT_EQ("//src/foo/bar/", Call("bar/", "abspath"));
  83   EXPECT_EQ("//foo", Call("//foo", "abspath"));
  84   EXPECT_EQ("//foo/", Call("//foo/", "abspath"));
  85   EXPECT_EQ("//", Call("//", "abspath"));
  86   EXPECT_EQ("/foo", Call("/foo", "abspath"));
  87   EXPECT_EQ("/foo/", Call("/foo/", "abspath"));
  88   EXPECT_EQ("/", Call("/", "abspath"));
  89 }
  90
  91 // Note build dir is "//out/Debug/".
  92 TEST_F(GetPathInfoTest, OutDir) {
  93   EXPECT_EQ("//out/Debug/obj/src/foo/foo", Call("foo/bar.txt", "out_dir"));
  94   EXPECT_EQ("//out/Debug/obj/src/foo/bar", Call("bar/", "out_dir"));
  95   EXPECT_EQ("//out/Debug/obj/src/foo", Call(".", "out_dir"));
  96   EXPECT_EQ("//out/Debug/obj/src/foo", Call("bar", "out_dir"));
  97   EXPECT_EQ("//out/Debug/obj/foo", Call("//foo/bar.txt", "out_dir"));
  98   // System paths go into the ABS_PATH obj directory.
  99   EXPECT_EQ("//out/Debug/obj/ABS_PATH/foo", Call("/foo/bar.txt", "out_dir"));
 100 #if defined(OS_WIN)
 101   EXPECT_EQ("//out/Debug/obj/ABS_PATH/C/foo",
 102             Call("/C:/foo/bar.txt", "out_dir"));
 103 #endif
 104 }
 105
 106 // Note build dir is "//out/Debug/".
 107 TEST_F(GetPathInfoTest, GenDir) {
 108   EXPECT_EQ("//out/Debug/gen/src/foo/foo", Call("foo/bar.txt", "gen_dir"));
 109   EXPECT_EQ("//out/Debug/gen/src/foo/bar", Call("bar/", "gen_dir"));
 110   EXPECT_EQ("//out/Debug/gen/src/foo", Call(".", "gen_dir"));
 111   EXPECT_EQ("//out/Debug/gen/src/foo", Call("bar", "gen_dir"));
 112   EXPECT_EQ("//out/Debug/gen/foo", Call("//foo/bar.txt", "gen_dir"));
 113   // System paths go into the root obj directory.
 114   EXPECT_EQ("//out/Debug/gen", Call("/foo/bar.txt", "gen_dir"));
 115 }