| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "String8_test" |
| |
| #include <utils/Log.h> |
| #include <utils/String8.h> |
| #include <utils/String16.h> |
| |
| #include <gtest/gtest.h> |
| |
| using namespace android; |
| |
| class String8Test : public testing::Test { |
| protected: |
| virtual void SetUp() { |
| } |
| |
| virtual void TearDown() { |
| } |
| }; |
| |
| TEST_F(String8Test, Cstr) { |
| String8 tmp("Hello, world!"); |
| |
| EXPECT_STREQ(tmp.string(), "Hello, world!"); |
| } |
| |
| TEST_F(String8Test, OperatorPlus) { |
| String8 src1("Hello, "); |
| |
| // Test adding String8 + const char* |
| const char* ccsrc2 = "world!"; |
| String8 dst1 = src1 + ccsrc2; |
| EXPECT_STREQ(dst1.string(), "Hello, world!"); |
| EXPECT_STREQ(src1.string(), "Hello, "); |
| EXPECT_STREQ(ccsrc2, "world!"); |
| |
| // Test adding String8 + String8 |
| String8 ssrc2("world!"); |
| String8 dst2 = src1 + ssrc2; |
| EXPECT_STREQ(dst2.string(), "Hello, world!"); |
| EXPECT_STREQ(src1.string(), "Hello, "); |
| EXPECT_STREQ(ssrc2.string(), "world!"); |
| } |
| |
| TEST_F(String8Test, OperatorPlusEquals) { |
| String8 src1("My voice"); |
| |
| // Testing String8 += String8 |
| String8 src2(" is my passport."); |
| src1 += src2; |
| EXPECT_STREQ(src1.string(), "My voice is my passport."); |
| EXPECT_STREQ(src2.string(), " is my passport."); |
| |
| // Adding const char* to the previous string. |
| const char* src3 = " Verify me."; |
| src1 += src3; |
| EXPECT_STREQ(src1.string(), "My voice is my passport. Verify me."); |
| EXPECT_STREQ(src2.string(), " is my passport."); |
| EXPECT_STREQ(src3, " Verify me."); |
| } |
| |
| TEST_F(String8Test, SetToSizeMaxReturnsNoMemory) { |
| const char *in = "some string"; |
| EXPECT_EQ(NO_MEMORY, String8("").setTo(in, SIZE_MAX)); |
| } |
| |
| // http://b/29250543 |
| TEST_F(String8Test, CorrectInvalidSurrogate) { |
| // d841d8 is an invalid start for a surrogate pair. Make sure this is handled by ignoring the |
| // first character in the pair and handling the rest correctly. |
| String16 string16(u"\xd841\xd841\xdc41\x0000"); |
| String8 string8(string16); |
| |
| EXPECT_EQ(4U, string8.length()); |
| } |
| |
| TEST_F(String8Test, CheckUtf32Conversion) { |
| // Since bound checks were added, check the conversion can be done without fatal errors. |
| // The utf8 lengths of these are chars are 1 + 2 + 3 + 4 = 10. |
| const char32_t string32[] = U"\x0000007f\x000007ff\x0000911\x0010fffe"; |
| String8 string8(string32); |
| EXPECT_EQ(10U, string8.length()); |
| } |
| |
| TEST_F(String8Test, ValidUtf16Conversion) { |
| char16_t tmp[] = u"abcdef"; |
| String8 valid = String8(String16(tmp)); |
| EXPECT_STREQ(valid, "abcdef"); |
| } |
| |
| TEST_F(String8Test, append) { |
| String8 s; |
| EXPECT_EQ(OK, s.append("foo")); |
| EXPECT_STREQ("foo", s); |
| EXPECT_EQ(OK, s.append("bar")); |
| EXPECT_STREQ("foobar", s); |
| EXPECT_EQ(OK, s.append("baz", 0)); |
| EXPECT_STREQ("foobar", s); |
| EXPECT_EQ(NO_MEMORY, s.append("baz", SIZE_MAX)); |
| EXPECT_STREQ("foobar", s); |
| } |
| |
| TEST_F(String8Test, removeAll) { |
| String8 s("Hello, world!"); |
| |
| // NULL input should cause an assertion failure and error message in logcat |
| EXPECT_DEATH(s.removeAll(NULL), ""); |
| |
| // expect to return true and string content should remain unchanged |
| EXPECT_TRUE(s.removeAll("")); |
| EXPECT_STREQ("Hello, world!", s); |
| |
| // expect to return false |
| EXPECT_FALSE(s.removeAll("x")); |
| EXPECT_STREQ("Hello, world!", s); |
| |
| EXPECT_TRUE(s.removeAll("o")); |
| EXPECT_STREQ("Hell, wrld!", s); |
| } |