diff options
Diffstat (limited to 'core/fxcrt')
| -rw-r--r-- | core/fxcrt/fx_coordinates_unittest.cpp | 120 |
1 files changed, 116 insertions, 4 deletions
diff --git a/core/fxcrt/fx_coordinates_unittest.cpp b/core/fxcrt/fx_coordinates_unittest.cpp index e998b440f5..b692b2e485 100644 --- a/core/fxcrt/fx_coordinates_unittest.cpp +++ b/core/fxcrt/fx_coordinates_unittest.cpp @@ -4,8 +4,119 @@ #include "core/fxcrt/fx_coordinates.h" +#include <vector> + #include "testing/gtest/include/gtest/gtest.h" +TEST(CFX_FloatRect, GetBBox) { + CFX_FloatRect rect = CFX_FloatRect::GetBBox(nullptr, 0); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); + + std::vector<CFX_PointF> data; + data.emplace_back(0.0f, 0.0f); + rect = CFX_FloatRect::GetBBox(data.data(), 0); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); + rect = CFX_FloatRect::GetBBox(data.data(), data.size()); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); + + data.emplace_back(2.5f, 6.2f); + data.emplace_back(1.5f, 6.2f); + rect = CFX_FloatRect::GetBBox(data.data(), 2); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(2.5f, rect.right); + EXPECT_FLOAT_EQ(6.2f, rect.top); + + rect = CFX_FloatRect::GetBBox(data.data(), data.size()); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(2.5f, rect.right); + EXPECT_FLOAT_EQ(6.2f, rect.top); + + data.emplace_back(2.5f, 6.3f); + rect = CFX_FloatRect::GetBBox(data.data(), data.size()); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(2.5f, rect.right); + EXPECT_FLOAT_EQ(6.3f, rect.top); + + data.emplace_back(-3.0f, 6.3f); + rect = CFX_FloatRect::GetBBox(data.data(), data.size()); + EXPECT_FLOAT_EQ(-3.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(2.5f, rect.right); + EXPECT_FLOAT_EQ(6.3f, rect.top); + + data.emplace_back(4.0f, -8.0f); + rect = CFX_FloatRect::GetBBox(data.data(), data.size()); + EXPECT_FLOAT_EQ(-3.0f, rect.left); + EXPECT_FLOAT_EQ(-8.0f, rect.bottom); + EXPECT_FLOAT_EQ(4.0f, rect.right); + EXPECT_FLOAT_EQ(6.3f, rect.top); +} + +TEST(CFX_FloatRect, Scale) { + CFX_FloatRect rect(-1.0f, -3.0f, 4.5f, 3.2f); + rect.Scale(1.0f); + EXPECT_FLOAT_EQ(-1.0f, rect.left); + EXPECT_FLOAT_EQ(-3.0f, rect.bottom); + EXPECT_FLOAT_EQ(4.5f, rect.right); + EXPECT_FLOAT_EQ(3.2f, rect.top); + rect.Scale(0.5f); + EXPECT_FLOAT_EQ(0.375f, rect.left); + EXPECT_FLOAT_EQ(-1.45f, rect.bottom); + EXPECT_FLOAT_EQ(3.125f, rect.right); + EXPECT_FLOAT_EQ(1.65f, rect.top); + rect.Scale(2.0f); + EXPECT_FLOAT_EQ(-1.0f, rect.left); + EXPECT_FLOAT_EQ(-3.0f, rect.bottom); + EXPECT_FLOAT_EQ(4.5f, rect.right); + EXPECT_FLOAT_EQ(3.2f, rect.top); + rect.Scale(-1.0f); + EXPECT_FLOAT_EQ(4.5f, rect.left); + EXPECT_FLOAT_EQ(3.2f, rect.bottom); + EXPECT_FLOAT_EQ(-1.0f, rect.right); + EXPECT_FLOAT_EQ(-3.0f, rect.top); + rect.Scale(0.0f); + EXPECT_FLOAT_EQ(1.75f, rect.left); + EXPECT_NEAR(0.1f, rect.bottom, 0.001f); + EXPECT_FLOAT_EQ(1.75f, rect.right); + EXPECT_NEAR(0.1f, rect.top, 0.001f); +} + +TEST(CFX_FloatRect, ScaleEmpty) { + CFX_FloatRect rect; + rect.Scale(1.0f); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); + rect.Scale(0.5f); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); + rect.Scale(2.0f); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); + rect.Scale(0.0f); + EXPECT_FLOAT_EQ(0.0f, rect.left); + EXPECT_FLOAT_EQ(0.0f, rect.bottom); + EXPECT_FLOAT_EQ(0.0f, rect.right); + EXPECT_FLOAT_EQ(0.0f, rect.top); +} + TEST(CFX_Matrix, ReverseIdentity) { CFX_Matrix m; m.SetIdentity(); @@ -25,7 +136,7 @@ TEST(CFX_Matrix, ReverseIdentity) { } TEST(CFX_Matrix, Reverse) { - float data[6] = {3, 0, 2, 3, 1, 4}; + static constexpr float data[6] = {3, 0, 2, 3, 1, 4}; CFX_Matrix m(data); CFX_Matrix rev = m.GetInverse(); @@ -45,8 +156,8 @@ TEST(CFX_Matrix, Reverse) { // Note, I think these are a bug and the matrix should be the identity. TEST(CFX_Matrix, ReverseCR702041) { // The determinate is < std::numeric_limits<float>::epsilon() - float data[6] = {0.947368443f, -0.108947366f, -0.923076928f, - 0.106153846f, 18.0f, 787.929993f}; + static constexpr float data[6] = {0.947368443f, -0.108947366f, -0.923076928f, + 0.106153846f, 18.0f, 787.929993f}; CFX_Matrix m(data); CFX_Matrix rev = m.GetInverse(); @@ -66,7 +177,8 @@ TEST(CFX_Matrix, ReverseCR702041) { TEST(CFX_Matrix, ReverseCR714187) { // The determinate is < std::numeric_limits<float>::epsilon() - float data[6] = {0.000037f, 0.0f, 0.0f, -0.000037f, 182.413101f, 136.977646f}; + static constexpr float data[6] = {0.000037f, 0.0f, 0.0f, + -0.000037f, 182.413101f, 136.977646f}; CFX_Matrix m(data); CFX_Matrix rev = m.GetInverse(); |