diff --git a/tools/aconfig/Android.bp b/tools/aconfig/Android.bp
index e2fadb0..2d40365 100644
--- a/tools/aconfig/Android.bp
+++ b/tools/aconfig/Android.bp
@@ -154,6 +154,12 @@
     aconfig_declarations: "aconfig.test.flags",
 }
 
+cc_aconfig_library {
+    name: "aconfig_test_cpp_library_test_variant",
+    aconfig_declarations: "aconfig.test.flags",
+    mode: "test",
+}
+
 cc_test {
     name: "aconfig.test.cpp",
     srcs: [
@@ -168,6 +174,20 @@
     ],
 }
 
+cc_test {
+    name: "aconfig.test.cpp.test_mode",
+    srcs: [
+        "tests/aconfig_test_test_variant.cpp",
+    ],
+    static_libs: [
+        "aconfig_test_cpp_library_test_variant",
+        "libgmock",
+    ],
+    shared_libs: [
+        "server_configurable_flags",
+    ],
+}
+
 rust_aconfig_library {
     name: "libaconfig_test_rust_library",
     crate_name: "aconfig_test_rust_library",
diff --git a/tools/aconfig/tests/aconfig_test.cpp b/tools/aconfig/tests/aconfig_test.cpp
index 10de347..52651e4 100644
--- a/tools/aconfig/tests/aconfig_test.cpp
+++ b/tools/aconfig/tests/aconfig_test.cpp
@@ -17,24 +17,42 @@
 #include "com_android_aconfig_test.h"
 #include "gtest/gtest.h"
 
+using namespace com::android::aconfig::test;
+
 TEST(AconfigTest, TestDisabledReadOnlyFlag) {
   ASSERT_FALSE(com_android_aconfig_test_disabled_ro());
+  ASSERT_FALSE(provider_->disabled_ro());
+  ASSERT_FALSE(disabled_ro());
 }
 
 TEST(AconfigTest, TestEnabledReadOnlyFlag) {
   // TODO: change to assertTrue(enabledRo()) when the build supports reading tests/*.values
   // (currently all flags are assigned the default READ_ONLY + DISABLED)
   ASSERT_FALSE(com_android_aconfig_test_enabled_ro());
+  ASSERT_FALSE(provider_->enabled_ro());
+  ASSERT_FALSE(enabled_ro());
 }
 
 TEST(AconfigTest, TestDisabledReadWriteFlag) {
   ASSERT_FALSE(com_android_aconfig_test_disabled_rw());
+  ASSERT_FALSE(provider_->disabled_rw());
+  ASSERT_FALSE(disabled_rw());
 }
 
 TEST(AconfigTest, TestEnabledReadWriteFlag) {
   // TODO: change to assertTrue(enabledRo()) when the build supports reading tests/*.values
   // (currently all flags are assigned the default READ_ONLY + DISABLED)
   ASSERT_FALSE(com_android_aconfig_test_enabled_rw());
+  ASSERT_FALSE(provider_->enabled_rw());
+  ASSERT_FALSE(enabled_rw());
+}
+
+TEST(AconfigTest, TestEnabledFixedReadOnlyFlag) {
+  // TODO: change to assertTrue(enabledFixedRo()) when the build supports reading tests/*.values
+  // (currently all flags are assigned the default READ_ONLY + DISABLED)
+  ASSERT_FALSE(com_android_aconfig_test_enabled_fixed_ro());
+  ASSERT_FALSE(provider_->enabled_fixed_ro());
+  ASSERT_FALSE(enabled_fixed_ro());
 }
 
 int main(int argc, char** argv) {
diff --git a/tools/aconfig/tests/aconfig_test_test_variant.cpp b/tools/aconfig/tests/aconfig_test_test_variant.cpp
new file mode 100644
index 0000000..aef6f38
--- /dev/null
+++ b/tools/aconfig/tests/aconfig_test_test_variant.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#include "com_android_aconfig_test.h"
+#include "gtest/gtest.h"
+
+using namespace com::android::aconfig::test;
+
+TEST(AconfigTest, TestDisabledReadOnlyFlag) {
+  ASSERT_FALSE(com_android_aconfig_test_disabled_ro());
+  ASSERT_FALSE(provider_->disabled_ro());
+  ASSERT_FALSE(disabled_ro());
+}
+
+TEST(AconfigTest, TestEnabledReadOnlyFlag) {
+  // TODO: change to assertTrue(enabledRo()) when the build supports reading tests/*.values
+  // (currently all flags are assigned the default READ_ONLY + DISABLED)
+  ASSERT_FALSE(com_android_aconfig_test_enabled_ro());
+  ASSERT_FALSE(provider_->enabled_ro());
+  ASSERT_FALSE(enabled_ro());
+}
+
+TEST(AconfigTest, TestDisabledReadWriteFlag) {
+  ASSERT_FALSE(com_android_aconfig_test_disabled_rw());
+  ASSERT_FALSE(provider_->disabled_rw());
+  ASSERT_FALSE(disabled_rw());
+}
+
+TEST(AconfigTest, TestEnabledReadWriteFlag) {
+  // TODO: change to assertTrue(enabledRo()) when the build supports reading tests/*.values
+  // (currently all flags are assigned the default READ_ONLY + DISABLED)
+  ASSERT_FALSE(com_android_aconfig_test_enabled_rw());
+  ASSERT_FALSE(provider_->enabled_rw());
+  ASSERT_FALSE(enabled_rw());
+}
+
+TEST(AconfigTest, TestEnabledFixedReadOnlyFlag) {
+  // TODO: change to assertTrue(enabledFixedRo()) when the build supports reading tests/*.values
+  // (currently all flags are assigned the default READ_ONLY + DISABLED)
+  ASSERT_FALSE(com_android_aconfig_test_enabled_fixed_ro());
+  ASSERT_FALSE(provider_->enabled_fixed_ro());
+  ASSERT_FALSE(enabled_fixed_ro());
+}
+
+TEST(AconfigTest, OverrideFlagValue) {
+  ASSERT_FALSE(disabled_ro());
+  disabled_ro(true);
+  ASSERT_TRUE(disabled_ro());
+}
+
+TEST(AconfigTest, ResetFlagValue) {
+  ASSERT_FALSE(disabled_ro());
+  ASSERT_FALSE(enabled_ro());
+  disabled_ro(true);
+  enabled_ro(true);
+  ASSERT_TRUE(disabled_ro());
+  ASSERT_TRUE(enabled_ro());
+  reset_flags();
+  ASSERT_FALSE(disabled_ro());
+  ASSERT_FALSE(enabled_ro());
+}
+
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}