| // Copyright 2024 The ChromiumOS Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "libec/fourcc.h" |
| |
| #include "gtest/gtest.h" |
| |
| namespace ec { |
| |
| TEST(FourCC, Valid) { |
| ASSERT_EQ(FourCCToString(0x20435046), "FPC "); |
| ASSERT_EQ(FourCCToString(0x4e414c45), "ELAN"); |
| // 8-bit greyscale pixel format as defined by V4L2 headers |
| ASSERT_EQ(FourCCToString(0x59455247), "GREY"); |
| ASSERT_EQ(FourCCToString(0x20202020), " "); |
| } |
| |
| TEST(FourCC, Invalid) { |
| ASSERT_EQ(FourCCToString(0x4F3), "0x4F3"); |
| ASSERT_EQ(FourCCToString(0xFF), "0xFF"); |
| ASSERT_EQ(FourCCToString(0xFF000000), "0xFF000000"); |
| ASSERT_EQ(FourCCToString('\t'), "0x9"); |
| ASSERT_EQ(FourCCToString(0xFFFFFFFF), "0xFFFFFFFF"); |
| } |
| |
| } // namespace ec |
