diff --git a/libs/renderengine/tests/Android.bp b/libs/renderengine/tests/Android.bp
index e66fee1..bbab792 100644
--- a/libs/renderengine/tests/Android.bp
+++ b/libs/renderengine/tests/Android.bp
@@ -29,6 +29,8 @@
     ],
     test_suites: ["device-tests"],
     srcs: [
+        "DisplaySettingsTest.cpp",
+        "LayerSettingsTest.cpp",
         "RenderEngineTest.cpp",
         "RenderEngineThreadedTest.cpp",
     ],
diff --git a/libs/renderengine/tests/DisplaySettingsTest.cpp b/libs/renderengine/tests/DisplaySettingsTest.cpp
new file mode 100644
index 0000000..0e93c88
--- /dev/null
+++ b/libs/renderengine/tests/DisplaySettingsTest.cpp
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#undef LOG_TAG
+#define LOG_TAG "DisplaySettingsTest"
+
+#include <gtest/gtest.h>
+#include <renderengine/DisplaySettings.h>
+
+namespace android::renderengine {
+
+TEST(DisplaySettingsTest, currentLuminanceNits) {
+    DisplaySettings a, b;
+    ASSERT_EQ(a, b);
+
+    a.currentLuminanceNits = 45.f;
+
+    ASSERT_FALSE(a == b);
+}
+
+TEST(DisplaySettingsTest, targetLuminanceNits) {
+    DisplaySettings a, b;
+    ASSERT_EQ(a, b);
+
+    a.targetLuminanceNits = 45.f;
+
+    ASSERT_FALSE(a == b);
+}
+
+TEST(DisplaySettingsTest, deviceHandlesColorTransform) {
+    DisplaySettings a, b;
+    ASSERT_EQ(a, b);
+
+    a.deviceHandlesColorTransform = true;
+
+    ASSERT_FALSE(a == b);
+}
+
+TEST(DisplaySettingsTest, dimmingStage) {
+    DisplaySettings a, b;
+    ASSERT_EQ(a, b);
+
+    a.dimmingStage = aidl::android::hardware::graphics::composer3::DimmingStage::GAMMA_OETF;
+
+    ASSERT_FALSE(a == b);
+}
+
+TEST(DisplaySettingsTest, renderIntent) {
+    DisplaySettings a, b;
+    ASSERT_EQ(a, b);
+
+    a.renderIntent = aidl::android::hardware::graphics::composer3::RenderIntent::TONE_MAP_ENHANCE;
+
+    ASSERT_FALSE(a == b);
+}
+} // namespace android::renderengine
diff --git a/libs/renderengine/tests/LayerSettingsTest.cpp b/libs/renderengine/tests/LayerSettingsTest.cpp
new file mode 100644
index 0000000..4737335
--- /dev/null
+++ b/libs/renderengine/tests/LayerSettingsTest.cpp
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#undef LOG_TAG
+#define LOG_TAG "LayerSettingsTest"
+
+#include <gtest/gtest.h>
+#include <renderengine/LayerSettings.h>
+
+namespace android::renderengine {
+
+TEST(LayerSettingsTest, whitePointNits) {
+    LayerSettings a, b;
+    ASSERT_EQ(a, b);
+
+    a.whitePointNits = 45.f;
+
+    ASSERT_FALSE(a == b);
+}
+} // namespace android::renderengine