Implements Assert macro.

tests/AssertTests.cpp

@@ -0,0 +1,14 @@
+#include "../extern/catch.hpp"
+#include "../src/Assert.hpp"
+void TestWrapper(bool wrapperExpression){Assert(wrapperExpression)}
+
+TEST_CASE("Assert succeeds if true", "[Utilities]") {
+    REQUIRE_NOTHROW(TestWrapper(true));
+}
+
+TEST_CASE("Assert throws if false", "[Utilities]") { REQUIRE_THROWS(TestWrapper(false)); }
+
+TEST_CASE("Assert throws if false with message", "[Utilities]") {
+    REQUIRE_THROWS_WITH(TestWrapper(false),
+                        Catch::Matchers::Equals("ASSERTION FAILED: [AssertTests.cpp (3)] \"wrapperExpression\""));
+}