| 1 | //===-- Unittests for char_vector ---------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "src/__support/char_vector.h" |
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| 10 | #include "test/UnitTest/Test.h" |
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| 11 | |
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| 12 | using LIBC_NAMESPACE::CharVector; |
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| 13 | |
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| 14 | TEST(LlvmLibcCharVectorTest, InitializeCheck) { |
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| 15 | CharVector v; |
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| 16 | ASSERT_EQ(v.length(), size_t(0)); |
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| 17 | } |
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| 18 | |
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| 19 | TEST(LlvmLibcCharVectorTest, AppendShort) { |
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| 20 | CharVector v; |
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| 21 | ASSERT_EQ(v.length(), size_t(0)); |
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| 22 | |
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| 23 | static constexpr char test_str[] = "1234567890" ; |
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| 24 | for (size_t i = 0; test_str[i] != '\0'; ++i) { |
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| 25 | v.append(new_char: test_str[i]); |
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| 26 | } |
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| 27 | ASSERT_STREQ(v.c_str(), test_str); |
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| 28 | } |
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| 29 | |
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| 30 | TEST(LlvmLibcCharVectorTest, AppendMedium) { |
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| 31 | CharVector v; |
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| 32 | ASSERT_EQ(v.length(), size_t(0)); |
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| 33 | |
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| 34 | // 100 characters (each row is 50) |
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| 35 | static constexpr char test_str[] = |
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| 36 | "12345678901234567890123456789012345678901234567890" |
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| 37 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" ; |
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| 38 | for (size_t i = 0; test_str[i] != '\0'; ++i) { |
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| 39 | ASSERT_EQ(v.length(), i); |
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| 40 | v.append(new_char: test_str[i]); |
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| 41 | } |
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| 42 | ASSERT_STREQ(v.c_str(), test_str); |
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| 43 | ASSERT_EQ(v.length(), size_t(100)); |
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| 44 | } |
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| 45 | |
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| 46 | TEST(LlvmLibcCharVectorTest, AppendLong) { |
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| 47 | CharVector v; |
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| 48 | ASSERT_EQ(v.length(), size_t(0)); |
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| 49 | |
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| 50 | // 1000 characters |
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| 51 | static constexpr char test_str[] = |
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| 52 | "12345678901234567890123456789012345678901234567890" |
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| 53 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 54 | "12345678901234567890123456789012345678901234567890" |
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| 55 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 56 | "12345678901234567890123456789012345678901234567890" |
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| 57 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 58 | "12345678901234567890123456789012345678901234567890" |
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| 59 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 60 | "12345678901234567890123456789012345678901234567890" |
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| 61 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 62 | "12345678901234567890123456789012345678901234567890" |
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| 63 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 64 | "12345678901234567890123456789012345678901234567890" |
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| 65 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 66 | "12345678901234567890123456789012345678901234567890" |
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| 67 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 68 | "12345678901234567890123456789012345678901234567890" |
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| 69 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" |
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| 70 | "12345678901234567890123456789012345678901234567890" |
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| 71 | "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxy" ; |
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| 72 | for (size_t i = 0; test_str[i] != '\0'; ++i) { |
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| 73 | ASSERT_EQ(v.length(), i); |
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| 74 | ASSERT_TRUE(v.append(test_str[i])); |
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| 75 | } |
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| 76 | ASSERT_EQ(v.length(), size_t(1000)); |
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| 77 | ASSERT_STREQ(v.c_str(), test_str); |
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| 78 | } |
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| 79 | |
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