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| 1 // Copyright (c) 2011 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 "base/environment.h" | |
| 6 #include "base/memory/scoped_ptr.h" | |
| 7 #include "testing/gtest/include/gtest/gtest.h" | |
| 8 #include "testing/platform_test.h" | |
| 9 | |
| 10 typedef PlatformTest EnvironmentTest; | |
| 11 | |
| 12 namespace base { | |
| 13 | |
| 14 TEST_F(EnvironmentTest, GetVar) { | |
| 15 // Every setup should have non-empty PATH... | |
| 16 scoped_ptr<Environment> env(Environment::Create()); | |
| 17 std::string env_value; | |
| 18 EXPECT_TRUE(env->GetVar("PATH", &env_value)); | |
| 19 EXPECT_NE(env_value, ""); | |
| 20 } | |
| 21 | |
| 22 TEST_F(EnvironmentTest, GetVarReverse) { | |
| 23 scoped_ptr<Environment> env(Environment::Create()); | |
| 24 const char kFooUpper[] = "FOO"; | |
| 25 const char kFooLower[] = "foo"; | |
| 26 | |
| 27 // Set a variable in UPPER case. | |
| 28 EXPECT_TRUE(env->SetVar(kFooUpper, kFooLower)); | |
| 29 | |
| 30 // And then try to get this variable passing the lower case. | |
| 31 std::string env_value; | |
| 32 EXPECT_TRUE(env->GetVar(kFooLower, &env_value)); | |
| 33 | |
| 34 EXPECT_STREQ(env_value.c_str(), kFooLower); | |
| 35 | |
| 36 EXPECT_TRUE(env->UnSetVar(kFooUpper)); | |
| 37 | |
| 38 const char kBar[] = "bar"; | |
| 39 // Now do the opposite, set the variable in the lower case. | |
| 40 EXPECT_TRUE(env->SetVar(kFooLower, kBar)); | |
| 41 | |
| 42 // And then try to get this variable passing the UPPER case. | |
| 43 EXPECT_TRUE(env->GetVar(kFooUpper, &env_value)); | |
| 44 | |
| 45 EXPECT_STREQ(env_value.c_str(), kBar); | |
| 46 | |
| 47 EXPECT_TRUE(env->UnSetVar(kFooLower)); | |
| 48 } | |
| 49 | |
| 50 TEST_F(EnvironmentTest, HasVar) { | |
| 51 // Every setup should have PATH... | |
| 52 scoped_ptr<Environment> env(Environment::Create()); | |
| 53 EXPECT_TRUE(env->HasVar("PATH")); | |
| 54 } | |
| 55 | |
| 56 TEST_F(EnvironmentTest, SetVar) { | |
| 57 scoped_ptr<Environment> env(Environment::Create()); | |
| 58 | |
| 59 const char kFooUpper[] = "FOO"; | |
| 60 const char kFooLower[] = "foo"; | |
| 61 EXPECT_TRUE(env->SetVar(kFooUpper, kFooLower)); | |
| 62 | |
| 63 // Now verify that the environment has the new variable. | |
| 64 EXPECT_TRUE(env->HasVar(kFooUpper)); | |
| 65 | |
| 66 std::string var_value; | |
| 67 EXPECT_TRUE(env->GetVar(kFooUpper, &var_value)); | |
| 68 EXPECT_EQ(var_value, kFooLower); | |
| 69 } | |
| 70 | |
| 71 TEST_F(EnvironmentTest, UnSetVar) { | |
| 72 scoped_ptr<Environment> env(Environment::Create()); | |
| 73 | |
| 74 const char kFooUpper[] = "FOO"; | |
| 75 const char kFooLower[] = "foo"; | |
| 76 // First set some environment variable. | |
| 77 EXPECT_TRUE(env->SetVar(kFooUpper, kFooLower)); | |
| 78 | |
| 79 // Now verify that the environment has the new variable. | |
| 80 EXPECT_TRUE(env->HasVar(kFooUpper)); | |
| 81 | |
| 82 // Finally verify that the environment variable was erased. | |
| 83 EXPECT_TRUE(env->UnSetVar(kFooUpper)); | |
| 84 | |
| 85 // And check that the variable has been unset. | |
| 86 EXPECT_FALSE(env->HasVar(kFooUpper)); | |
| 87 } | |
| 88 | |
| 89 #if defined(OS_WIN) | |
| 90 | |
| 91 TEST_F(EnvironmentTest, AlterEnvironment) { | |
| 92 const wchar_t empty[] = L"\0"; | |
| 93 const wchar_t a2[] = L"A=2\0"; | |
| 94 EnvironmentMap changes; | |
| 95 string16 e; | |
| 96 | |
| 97 e = AlterEnvironment(empty, changes); | |
| 98 EXPECT_EQ(0, e[0]); | |
| 99 | |
| 100 changes[L"A"] = L"1"; | |
| 101 e = AlterEnvironment(empty, changes); | |
| 102 EXPECT_EQ(string16(L"A=1\0\0", 5), e); | |
| 103 | |
| 104 changes.clear(); | |
| 105 changes[L"A"] = string16(); | |
| 106 e = AlterEnvironment(empty, changes); | |
| 107 EXPECT_EQ(string16(L"\0\0", 2), e); | |
| 108 | |
| 109 changes.clear(); | |
| 110 e = AlterEnvironment(a2, changes); | |
| 111 EXPECT_EQ(string16(L"A=2\0\0", 5), e); | |
| 112 | |
| 113 changes.clear(); | |
| 114 changes[L"A"] = L"1"; | |
| 115 e = AlterEnvironment(a2, changes); | |
| 116 EXPECT_EQ(string16(L"A=1\0\0", 5), e); | |
| 117 | |
| 118 changes.clear(); | |
| 119 changes[L"A"] = string16(); | |
| 120 e = AlterEnvironment(a2, changes); | |
| 121 EXPECT_EQ(string16(L"\0\0", 2), e); | |
| 122 } | |
| 123 | |
| 124 #else | |
| 125 | |
| 126 TEST_F(EnvironmentTest, AlterEnvironment) { | |
| 127 const char* const empty[] = { NULL }; | |
| 128 const char* const a2[] = { "A=2", NULL }; | |
| 129 EnvironmentMap changes; | |
| 130 scoped_ptr<char*[]> e; | |
| 131 | |
| 132 e = AlterEnvironment(empty, changes).Pass(); | |
| 133 EXPECT_TRUE(e[0] == NULL); | |
| 134 | |
| 135 changes["A"] = "1"; | |
| 136 e = AlterEnvironment(empty, changes); | |
| 137 EXPECT_EQ(std::string("A=1"), e[0]); | |
| 138 EXPECT_TRUE(e[1] == NULL); | |
| 139 | |
| 140 changes.clear(); | |
| 141 changes["A"] = std::string(); | |
| 142 e = AlterEnvironment(empty, changes); | |
| 143 EXPECT_TRUE(e[0] == NULL); | |
| 144 | |
| 145 changes.clear(); | |
| 146 e = AlterEnvironment(a2, changes); | |
| 147 EXPECT_EQ(std::string("A=2"), e[0]); | |
| 148 EXPECT_TRUE(e[1] == NULL); | |
| 149 | |
| 150 changes.clear(); | |
| 151 changes["A"] = "1"; | |
| 152 e = AlterEnvironment(a2, changes); | |
| 153 EXPECT_EQ(std::string("A=1"), e[0]); | |
| 154 EXPECT_TRUE(e[1] == NULL); | |
| 155 | |
| 156 changes.clear(); | |
| 157 changes["A"] = std::string(); | |
| 158 e = AlterEnvironment(a2, changes); | |
| 159 EXPECT_TRUE(e[0] == NULL); | |
| 160 } | |
| 161 | |
| 162 #endif | |
| 163 | |
| 164 } // namespace base | |
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