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| 1 /* |
| 2 * Copyright 2014 The Chromium Authors. All rights reserved. |
| 3 * Use of this source code is governed by a BSD-style license that can be |
| 4 * found in the LICENSE file. |
| 5 */ |
| 6 |
| 7 #include "config.h" |
| 8 |
| 9 #include "wtf/text/StringBuffer.h" |
| 10 |
| 11 #include <gtest/gtest.h> |
| 12 |
| 13 namespace { |
| 14 |
| 15 |
| 16 TEST(StringBuffer, Initial) |
| 17 { |
| 18 StringBuffer<LChar> buf1; |
| 19 EXPECT_EQ(0u, buf1.length()); |
| 20 EXPECT_FALSE(buf1.characters()); |
| 21 |
| 22 StringBuffer<LChar> buf2(0); |
| 23 EXPECT_EQ(0u, buf2.length()); |
| 24 EXPECT_FALSE(buf2.characters()); |
| 25 |
| 26 StringBuffer<LChar> buf3(1); |
| 27 EXPECT_EQ(1u, buf3.length()); |
| 28 EXPECT_TRUE(buf3.characters()); |
| 29 } |
| 30 |
| 31 TEST(StringBuffer, shrink) |
| 32 { |
| 33 StringBuffer<LChar> buf(2); |
| 34 EXPECT_EQ(2u, buf.length()); |
| 35 buf[0] = 'a'; |
| 36 buf[1] = 'b'; |
| 37 |
| 38 buf.shrink(1); |
| 39 EXPECT_EQ(1u, buf.length()); |
| 40 EXPECT_EQ('a', buf[0]); |
| 41 |
| 42 buf.shrink(0); |
| 43 EXPECT_EQ(0u, buf.length()); |
| 44 } |
| 45 |
| 46 } // namespace |
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