Adding unit tests.

src/dawn/assert/CMakeLists.txt

@@ -6,4 +6,10 @@
 target_sources(${DAWN_TARGET_NAME}
   PRIVATE
     assert.cpp
+)
+
+target_sources(dawntests
+  PRIVATE
+    assert.cpp
+    _test_.assert.cpp
 )

src/dawn/assert/_test_.assert.cpp

@@ -0,0 +1,77 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#include <catch2/catch_test_macros.hpp>
+#include "assert.hpp"
+
+TEST_CASE("assertTrue", "[assert]") {
+  SECTION("true") {
+    assertTrue(true, "This should not fail");
+  }
+
+  SECTION("false") {
+    REQUIRE_THROWS(assertTrue(false, "This should fail"));
+  }
+}
+
+TEST_CASE("assertFalse", "[assert]") {
+  SECTION("true") {
+    REQUIRE_THROWS(assertFalse(true, "This should fail"));
+  }
+
+  SECTION("false") {
+    assertFalse(false, "This should not fail");
+  }
+}
+
+TEST_CASE("assertUnreachable", "[assert]") {
+  REQUIRE_THROWS(assertUnreachable("This should fail all the time."));
+}
+
+TEST_CASE("assertNotNull", "[assert]") {
+  SECTION("nullptr") {
+    REQUIRE_THROWS(assertNotNull(nullptr, "This should fail"));
+  }
+
+  SECTION("NULL") {
+    REQUIRE_THROWS(assertNotNull(NULL, "This should fail"));
+  }
+
+  SECTION("not nullptr or NULL") {
+    assertNotNull((void*)0x1, "This should not fail");
+  }
+}
+
+TEST_CASE("assertNull", "[assert]") {
+  SECTION("nullptr") {
+    assertNull(nullptr, "This should not fail");
+  }
+
+  SECTION("NULL") {
+    assertNull(NULL, "This should not fail");
+  }
+
+  SECTION("not nullptr or NULL") {
+    REQUIRE_THROWS(assertNull((void*)0x1, "This should fail"));
+  }
+}
+
+TEST_CASE("assertMapHasKey", "[assert]") {
+  SECTION("has key") {
+    std::map<std::string, std::string> map;
+    map["key"] = "value";
+    assertMapHasKey(map, "key", "This should not fail");
+  }
+
+  SECTION("does not have key") {
+    std::map<std::string, std::string> map;
+    map["different_key"] = "Some other value";
+    REQUIRE_THROWS(assertMapHasKey(map, "key", "This should fail"));
+  }
+}
+
+TEST_CASE("assertDeprecated", "[assert]") {
+  REQUIRE_THROWS(assertDeprecated("This should fail"));
+}

src/dawn/assert/assert.cpp

@@ -31,5 +31,5 @@ void assertTrueImplement(
   vfprintf(stderr, message, argptr);
   va_end(argptr);
   fprintf(stderr, "\n");
-  abort();
+  throw std::runtime_error("Assert failed.");
 }