diff --git a/graphics/composer/2.4/utils/vts/Android.bp b/graphics/composer/2.4/utils/vts/Android.bp
index e42223d..fc13c2a 100644
--- a/graphics/composer/2.4/utils/vts/Android.bp
+++ b/graphics/composer/2.4/utils/vts/Android.bp
@@ -20,6 +20,7 @@
     srcs: [
         "ComposerVts.cpp",
         "GraphicsComposerCallback.cpp",
+        "TestCommandReader.cpp",
     ],
     static_libs: [
         "android.hardware.graphics.composer@2.1",
@@ -33,6 +34,7 @@
         "android.hardware.graphics.composer@2.1-command-buffer",
         "android.hardware.graphics.composer@2.2-command-buffer",
         "android.hardware.graphics.composer@2.3-command-buffer",
+        "android.hardware.graphics.composer@2.4-command-buffer",
     ],
     cflags: [
         "-O0",
diff --git a/graphics/composer/2.4/utils/vts/ComposerVts.cpp b/graphics/composer/2.4/utils/vts/ComposerVts.cpp
index c5f3b5e..b3f3374 100644
--- a/graphics/composer/2.4/utils/vts/ComposerVts.cpp
+++ b/graphics/composer/2.4/utils/vts/ComposerVts.cpp
@@ -132,6 +132,38 @@
     return error;
 }
 
+void ComposerClient::execute(TestCommandReader* reader, CommandWriterBase* writer) {
+    bool queueChanged = false;
+    uint32_t commandLength = 0;
+    hidl_vec<hidl_handle> commandHandles;
+    ASSERT_TRUE(writer->writeQueue(&queueChanged, &commandLength, &commandHandles));
+
+    if (queueChanged) {
+        auto ret = mClient->setInputCommandQueue(*writer->getMQDescriptor());
+        ASSERT_EQ(V2_1::Error::NONE, ret);
+    }
+
+    mClient->executeCommands_2_3(
+            commandLength, commandHandles,
+            [&](const auto& tmpError, const auto& tmpOutQueueChanged, const auto& tmpOutLength,
+                const auto& tmpOutHandles) {
+                ASSERT_EQ(V2_1::Error::NONE, tmpError);
+
+                if (tmpOutQueueChanged) {
+                    mClient->getOutputCommandQueue(
+                            [&](const auto& tmpError, const auto& tmpDescriptor) {
+                                ASSERT_EQ(V2_3::Error::NONE, tmpError);
+                                reader->setMQDescriptor(tmpDescriptor);
+                            });
+                }
+
+                ASSERT_TRUE(reader->readQueue(tmpOutLength, tmpOutHandles));
+                reader->parse();
+            });
+    reader->reset();
+    writer->reset();
+}
+
 }  // namespace vts
 }  // namespace V2_4
 }  // namespace composer
diff --git a/graphics/composer/2.4/utils/vts/TestCommandReader.cpp b/graphics/composer/2.4/utils/vts/TestCommandReader.cpp
new file mode 100644
index 0000000..a1ca628
--- /dev/null
+++ b/graphics/composer/2.4/utils/vts/TestCommandReader.cpp
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 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 <composer-vts/2.4/TestCommandReader.h>
+
+#include <gtest/gtest.h>
+
+namespace android::hardware::graphics::composer::V2_4::vts {
+
+void TestCommandReader::parseSingleCommand(int32_t commandRaw, uint16_t length) {
+    IComposerClient::Command command = static_cast<IComposerClient::Command>(commandRaw);
+
+    switch (command) {
+        case IComposerClient::Command::SET_CLIENT_TARGET_PROPERTY:
+            ASSERT_EQ(2, length);
+            read();
+            close(readFence());
+            break;
+        default:
+            return android::hardware::graphics::composer::V2_1::vts::TestCommandReader::
+                    parseSingleCommand(commandRaw, length);
+    }
+}
+
+}  // namespace android::hardware::graphics::composer::V2_4::vts
diff --git a/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/ComposerVts.h b/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/ComposerVts.h
index fd59eb9..28e17b4 100644
--- a/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/ComposerVts.h
+++ b/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/ComposerVts.h
@@ -22,6 +22,7 @@
 #include <android/hardware/graphics/composer/2.4/IComposer.h>
 #include <android/hardware/graphics/composer/2.4/IComposerClient.h>
 #include <composer-vts/2.3/ComposerVts.h>
+#include <composer-vts/2.4/TestCommandReader.h>
 #include <utils/StrongPointer.h>
 
 namespace android {
@@ -92,6 +93,8 @@
 
     Error setContentType(Display display, IComposerClient::ContentType contentType);
 
+    void execute(TestCommandReader* reader, CommandWriterBase* writer);
+
     Error getLayerGenericMetadataKeys(
             std::vector<IComposerClient::LayerGenericMetadataKey>* outKeys);
 
diff --git a/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/TestCommandReader.h b/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/TestCommandReader.h
new file mode 100644
index 0000000..5736fa6
--- /dev/null
+++ b/graphics/composer/2.4/utils/vts/include/composer-vts/2.4/TestCommandReader.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2020 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.
+ */
+
+#pragma once
+
+#include <composer-command-buffer/2.4/ComposerCommandBuffer.h>
+#include <composer-vts/2.1/TestCommandReader.h>
+
+namespace android::hardware::graphics::composer::V2_4::vts {
+
+// A command parser that checks that no error nor unexpected commands are
+// returned.
+class TestCommandReader
+    : public android::hardware::graphics::composer::V2_1::vts::TestCommandReader {
+  protected:
+    void parseSingleCommand(int32_t commandRaw, uint16_t length) override;
+};
+
+}  // namespace android::hardware::graphics::composer::V2_4::vts