| // Copyright 2023 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "src/tint/utils/text/base64.h" |
| |
| #include <optional> |
| |
| #include "gtest/gtest.h" |
| |
| namespace tint::utils { |
| namespace { |
| |
| struct Case { |
| char in; |
| std::optional<uint8_t> out; |
| }; |
| |
| using DecodeBase64Test = testing::TestWithParam<Case>; |
| |
| TEST_P(DecodeBase64Test, Char) { |
| EXPECT_EQ(DecodeBase64(GetParam().in), GetParam().out); |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(Valid, |
| DecodeBase64Test, |
| testing::Values(Case{'A', 0}, |
| Case{'B', 1}, |
| Case{'C', 2}, |
| Case{'D', 3}, |
| Case{'E', 4}, |
| Case{'F', 5}, |
| Case{'G', 6}, |
| Case{'H', 7}, |
| Case{'I', 8}, |
| Case{'J', 9}, |
| Case{'K', 10}, |
| Case{'L', 11}, |
| Case{'M', 12}, |
| Case{'N', 13}, |
| Case{'O', 14}, |
| Case{'P', 15}, |
| Case{'Q', 16}, |
| Case{'R', 17}, |
| Case{'S', 18}, |
| Case{'T', 19}, |
| Case{'U', 20}, |
| Case{'V', 21}, |
| Case{'W', 22}, |
| Case{'X', 23}, |
| Case{'Y', 24}, |
| Case{'Z', 25}, |
| Case{'a', 26}, |
| Case{'b', 27}, |
| Case{'c', 28}, |
| Case{'d', 29}, |
| Case{'e', 30}, |
| Case{'f', 31}, |
| Case{'g', 32}, |
| Case{'h', 33}, |
| Case{'i', 34}, |
| Case{'j', 35}, |
| Case{'k', 36}, |
| Case{'l', 37}, |
| Case{'m', 38}, |
| Case{'n', 39}, |
| Case{'o', 40}, |
| Case{'p', 41}, |
| Case{'q', 42}, |
| Case{'r', 43}, |
| Case{'s', 44}, |
| Case{'t', 45}, |
| Case{'u', 46}, |
| Case{'v', 47}, |
| Case{'w', 48}, |
| Case{'x', 49}, |
| Case{'y', 50}, |
| Case{'z', 51}, |
| Case{'0', 52}, |
| Case{'1', 53}, |
| Case{'2', 54}, |
| Case{'3', 55}, |
| Case{'4', 56}, |
| Case{'5', 57}, |
| Case{'6', 58}, |
| Case{'7', 59}, |
| Case{'8', 60}, |
| Case{'9', 61}, |
| Case{'+', 62}, |
| Case{'/', 63})); |
| |
| INSTANTIATE_TEST_SUITE_P(Invalid, |
| DecodeBase64Test, |
| testing::Values(Case{'@', std::nullopt}, |
| Case{'#', std::nullopt}, |
| Case{'^', std::nullopt}, |
| Case{'&', std::nullopt}, |
| Case{'!', std::nullopt}, |
| Case{'*', std::nullopt}, |
| Case{'(', std::nullopt}, |
| Case{')', std::nullopt}, |
| Case{'-', std::nullopt}, |
| Case{'.', std::nullopt}, |
| Case{'\0', std::nullopt}, |
| Case{'\n', std::nullopt})); |
| |
| INSTANTIATE_TEST_SUITE_P(Padding, DecodeBase64Test, testing::Values(Case{'=', std::nullopt})); |
| |
| } // namespace |
| } // namespace tint::utils |
