3 files changed, 25 insertions, 23 deletions
diff --git a/test/platform/CMakeLists.txt b/test/platform/CMakeLists.txt
index 5feec2d1..014e88fe 100644
--- a/test/platform/CMakeLists.txt
+++ b/test/platform/CMakeLists.txt
@@ -11,4 +11,4 @@ if (WIN32)
 	)
 endif()
 
-gtest_discover_tests(cru_platform_base_test)
+catch_discover_tests(cru_platform_base_test)
diff --git a/test/platform/ColorTest.cpp b/test/platform/ColorTest.cpp
index 451fb069..0c7c18ba 100644
--- a/test/platform/ColorTest.cpp
+++ b/test/platform/ColorTest.cpp
@@ -1,14 +1,14 @@
 #include "cru/platform/Color.h"
 
-#include <gtest/gtest.h>
+#include <catch2/catch_test_macros.hpp>
 
 using cru::platform::Color;
 
-TEST(Color, Parse) {
-  ASSERT_EQ(Color::Parse(u"blue"), Color::Parse(u"#0000ff"));
-  ASSERT_EQ(Color::Parse(u"#12abAB"), Color::FromHex(0x12abAB));
-  ASSERT_EQ(Color::Parse(u"#8812abAB"), Color::FromHexAlpha(0x8812abAB));
-  ASSERT_EQ(Color::Parse(u"averystrangestring"), std::nullopt);
-  ASSERT_EQ(Color::Parse(u"112233"), std::nullopt);
-  ASSERT_EQ(Color::Parse(u"#7777777"), std::nullopt);
+TEST_CASE("Color Parse", "[color]") {
+  REQUIRE(Color::Parse(u"blue") == Color::Parse(u"#0000ff"));
+  REQUIRE(Color::Parse(u"#12abAB") == Color::FromHex(0x12abAB));
+  REQUIRE(Color::Parse(u"#8812abAB") == Color::FromHexAlpha(0x8812abAB));
+  REQUIRE(Color::Parse(u"averystrangestring") == std::nullopt);
+  REQUIRE(Color::Parse(u"112233") == std::nullopt);
+  REQUIRE(Color::Parse(u"#7777777") == std::nullopt);
 }
diff --git a/test/platform/MatrixTest.cpp b/test/platform/MatrixTest.cpp
index 62492b4e..b19b25fe 100644
--- a/test/platform/MatrixTest.cpp
+++ b/test/platform/MatrixTest.cpp
@@ -1,37 +1,39 @@
 #include "cru/platform/GraphicsBase.h"
 #include "cru/platform/Matrix.h"
 
-#include <gtest/gtest.h>
+#include <catch2/catch_test_macros.hpp>
+#include "catch2/catch_approx.hpp"
 
+using Catch::Approx;
 using cru::platform::Matrix;
 using cru::platform::Point;
 
-TEST(Matrix, Rotation) {
+TEST_CASE("Matrix Rotation", "[matrix]") {
   Point p(1, 1);
 
   Point p90 = Matrix::Rotation(90).TransformPoint(p);
-  ASSERT_FLOAT_EQ(p90.x, -1);
-  ASSERT_FLOAT_EQ(p90.y, 1);
+  REQUIRE(p90.x == Approx(-1));
+  REQUIRE(p90.y == Approx(1));
 
   Point p180 = Matrix::Rotation(180).TransformPoint(p);
-  ASSERT_FLOAT_EQ(p180.x, -1);
-  ASSERT_FLOAT_EQ(p180.y, -1);
+  REQUIRE(p180.x == Approx(-1));
+  REQUIRE(p180.y == Approx(-1));
 
   Point p270 = Matrix::Rotation(270).TransformPoint(p);
-  ASSERT_FLOAT_EQ(p270.x, 1);
-  ASSERT_FLOAT_EQ(p270.y, -1);
+  REQUIRE(p270.x == Approx(1));
+  REQUIRE(p270.y == Approx(-1));
 }
 
-TEST(Matrix, TranslationAndRotation) {
+TEST_CASE("Matrix TranslationAndRotation", "[matrix]") {
   Point p =
       (Matrix::Translation(1, 1) * Matrix::Rotation(90)).TransformPoint({1, 1});
-  ASSERT_FLOAT_EQ(p.x, -2);
-  ASSERT_FLOAT_EQ(p.y, 2);
+  REQUIRE(p.x == Approx(-2));
+  REQUIRE(p.y == Approx(2));
 }
 
-TEST(Matrix, RotationAndTranslation) {
+TEST_CASE("Matrix RotationAndTranslation", "[matrix]") {
   Point p =
       (Matrix::Rotation(90) * Matrix::Translation(1, 1)).TransformPoint({1, 1});
-  ASSERT_FLOAT_EQ(p.x, 0);
-  ASSERT_FLOAT_EQ(p.y, 2);
+  REQUIRE(p.x == Approx(0));
+  REQUIRE(p.y == Approx(2));
 }