| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/strings/strcat.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace base { |
| |
| TEST(StrCat, 8Bit) { |
| EXPECT_EQ("", StrCat({""})); |
| EXPECT_EQ("1", StrCat({"1"})); |
| EXPECT_EQ("122", StrCat({"1", "22"})); |
| EXPECT_EQ("122333", StrCat({"1", "22", "333"})); |
| EXPECT_EQ("1223334444", StrCat({"1", "22", "333", "4444"})); |
| EXPECT_EQ("122333444455555", StrCat({"1", "22", "333", "4444", "55555"})); |
| } |
| |
| TEST(StrCat, 16Bit) { |
| string16 arg1 = ASCIIToUTF16("1"); |
| string16 arg2 = ASCIIToUTF16("22"); |
| string16 arg3 = ASCIIToUTF16("333"); |
| |
| EXPECT_EQ(ASCIIToUTF16(""), StrCat({string16()})); |
| EXPECT_EQ(ASCIIToUTF16("1"), StrCat({arg1})); |
| EXPECT_EQ(ASCIIToUTF16("122"), StrCat({arg1, arg2})); |
| EXPECT_EQ(ASCIIToUTF16("122333"), StrCat({arg1, arg2, arg3})); |
| } |
| |
| TEST(StrAppend, 8Bit) { |
| std::string result; |
| |
| result = "foo"; |
| StrAppend(&result, {std::string()}); |
| EXPECT_EQ("foo", result); |
| |
| result = "foo"; |
| StrAppend(&result, {"1"}); |
| EXPECT_EQ("foo1", result); |
| |
| result = "foo"; |
| StrAppend(&result, {"1", "22", "333"}); |
| EXPECT_EQ("foo122333", result); |
| } |
| |
| TEST(StrAppend, 16Bit) { |
| string16 arg1 = ASCIIToUTF16("1"); |
| string16 arg2 = ASCIIToUTF16("22"); |
| string16 arg3 = ASCIIToUTF16("333"); |
| |
| string16 result; |
| |
| result = ASCIIToUTF16("foo"); |
| StrAppend(&result, {string16()}); |
| EXPECT_EQ(ASCIIToUTF16("foo"), result); |
| |
| result = ASCIIToUTF16("foo"); |
| StrAppend(&result, {arg1}); |
| EXPECT_EQ(ASCIIToUTF16("foo1"), result); |
| |
| result = ASCIIToUTF16("foo"); |
| StrAppend(&result, {arg1, arg2, arg3}); |
| EXPECT_EQ(ASCIIToUTF16("foo122333"), result); |
| } |
| |
| } // namespace base |