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