1// Copyright 2011 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CC_TEST_GEOMETRY_TEST_UTILS_H_ 6#define CC_TEST_GEOMETRY_TEST_UTILS_H_ 7 8namespace gfx { 9class Transform; 10} 11 12namespace cc { 13 14// These are macros instead of functions so that we get useful line numbers 15// where a test failed. 16#define EXPECT_FLOAT_RECT_EQ(expected, actual) \ 17do { \ 18 EXPECT_FLOAT_EQ((expected).x(), (actual).x()); \ 19 EXPECT_FLOAT_EQ((expected).y(), (actual).y()); \ 20 EXPECT_FLOAT_EQ((expected).width(), (actual).width()); \ 21 EXPECT_FLOAT_EQ((expected).height(), (actual).height()); \ 22} while (false) 23 24#define EXPECT_RECT_NEAR(expected, actual, abs_error) \ 25do { \ 26 EXPECT_NEAR((expected).x(), (actual).x(), (abs_error)); \ 27 EXPECT_NEAR((expected).y(), (actual).y(), (abs_error)); \ 28 EXPECT_NEAR((expected).width(), (actual).width(), (abs_error)); \ 29 EXPECT_NEAR((expected).height(), (actual).height(), (abs_error)); \ 30} while (false) 31 32#define EXPECT_RECT_EQ(expected, actual) \ 33do { \ 34 EXPECT_EQ((expected).x(), (actual).x()); \ 35 EXPECT_EQ((expected).y(), (actual).y()); \ 36 EXPECT_EQ((expected).width(), (actual).width()); \ 37 EXPECT_EQ((expected).height(), (actual).height()); \ 38} while (false) 39 40#define EXPECT_SIZE_EQ(expected, actual) \ 41do { \ 42 EXPECT_EQ((expected).width(), (actual).width()); \ 43 EXPECT_EQ((expected).height(), (actual).height()); \ 44} while (false) 45 46#define EXPECT_POINT_EQ(expected, actual) \ 47do { \ 48 EXPECT_EQ((expected).x(), (actual).x()); \ 49 EXPECT_EQ((expected).y(), (actual).y()); \ 50} while (false) 51 52#define EXPECT_POINT3F_EQ(expected, actual) \ 53do { \ 54 EXPECT_FLOAT_EQ((expected).x(), (actual).x()); \ 55 EXPECT_FLOAT_EQ((expected).y(), (actual).y()); \ 56 EXPECT_FLOAT_EQ((expected).z(), (actual).z()); \ 57} while (false) 58 59#define EXPECT_VECTOR_EQ(expected, actual) \ 60do { \ 61 EXPECT_EQ((expected).x(), (actual).x()); \ 62 EXPECT_EQ((expected).y(), (actual).y()); \ 63} while (false) 64 65#define EXPECT_VECTOR2DF_EQ(expected, actual) \ 66do { \ 67 EXPECT_FLOAT_EQ((expected).x(), (actual).x()); \ 68 EXPECT_FLOAT_EQ((expected).y(), (actual).y()); \ 69} while (false) 70 71#define EXPECT_FLOAT_ARRAY_EQ(expected, actual, count) \ 72do { \ 73 for (int i = 0; i < count; i++) { \ 74 EXPECT_FLOAT_EQ((expected)[i], (actual)[i]); \ 75 } \ 76} while (false) 77 78// This is a function rather than a macro because when this is included as a 79// macro in bulk, it causes a significant slow-down in compilation time. This 80// problem exists with both gcc and clang, and bugs have been filed at 81// http://llvm.org/bugs/show_bug.cgi?id=13651 82// and http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54337 83void ExpectTransformationMatrixEq(const gfx::Transform& expected, 84 const gfx::Transform& actual); 85 86#define EXPECT_TRANSFORMATION_MATRIX_EQ(expected, actual) \ 87 do { \ 88 SCOPED_TRACE(""); \ 89 ExpectTransformationMatrixEq(expected, actual); \ 90 } while (false) 91 92// Should be used in test code only, for convenience. Production code should use 93// the gfx::Transform::GetInverse() API. 94gfx::Transform Inverse(const gfx::Transform& transform); 95 96} // namespace cc 97 98#endif // CC_TEST_GEOMETRY_TEST_UTILS_H_ 99