diff --git a/opengl/tests/lib/Android.mk b/opengl/tests/lib/Android.mk
new file mode 100644
index 0000000..7542ac4
--- /dev/null
+++ b/opengl/tests/lib/Android.mk
@@ -0,0 +1,32 @@
+# Copyright (C) 2010 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.
+
+LOCAL_PATH:= $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE_TAGS := tests
+LOCAL_MODULE:= libglTest
+LOCAL_SRC_FILES:= glTestLib.cpp
+LOCAL_C_INCLUDES += system/extras/tests/include \
+    bionic \
+    bionic/libstdc++/include \
+    external/stlport/stlport \
+    frameworks/base/opengl/tests/include \
+
+LOCAL_CFLAGS := -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
+
+LOCAL_SHARED_LIBRARIES += libcutils libutils libstlport
+LOCAL_PRELINK_MODULE := false
+
+include $(BUILD_STATIC_LIBRARY)
diff --git a/opengl/tests/lib/glTestLib.cpp b/opengl/tests/lib/glTestLib.cpp
new file mode 100644
index 0000000..052cbd7
--- /dev/null
+++ b/opengl/tests/lib/glTestLib.cpp
@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2011 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.
+ *
+ */
+
+/*
+ * Graphics Test Library
+ */
+
+#include <glTestLib.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+
+#include <ui/EGLUtils.h>
+
+#include <utils/Log.h>
+#include <testUtil.h>
+
+using namespace std;
+using namespace android;
+
+void glTestPrintGLString(const char *name, GLenum s)
+{
+    const char *v = (const char *) glGetString(s);
+
+    if (v == NULL) {
+        testPrintI("GL %s unknown", name);
+    } else {
+        testPrintI("GL %s = %s", name, v);
+    }
+}
+
+void glTestCheckEglError(const char* op, EGLBoolean returnVal)
+{
+    if (returnVal != EGL_TRUE) {
+        testPrintE("%s() returned %d", op, returnVal);
+    }
+
+    for (EGLint error = eglGetError(); error != EGL_SUCCESS; error
+            = eglGetError()) {
+        testPrintE("after %s() eglError %s (0x%x)",
+                   op, EGLUtils::strerror(error), error);
+    }
+}
+
+void glTestCheckGlError(const char* op)
+{
+    for (GLint error = glGetError(); error; error
+            = glGetError()) {
+        testPrintE("after %s() glError (0x%x)", op, error);
+    }
+}
+
+void glTestPrintEGLConfiguration(EGLDisplay dpy, EGLConfig config)
+{
+
+#define X(VAL) {VAL, #VAL}
+    struct {EGLint attribute; const char* name;} names[] = {
+    X(EGL_BUFFER_SIZE),
+    X(EGL_ALPHA_SIZE),
+    X(EGL_BLUE_SIZE),
+    X(EGL_GREEN_SIZE),
+    X(EGL_RED_SIZE),
+    X(EGL_DEPTH_SIZE),
+    X(EGL_STENCIL_SIZE),
+    X(EGL_CONFIG_CAVEAT),
+    X(EGL_CONFIG_ID),
+    X(EGL_LEVEL),
+    X(EGL_MAX_PBUFFER_HEIGHT),
+    X(EGL_MAX_PBUFFER_PIXELS),
+    X(EGL_MAX_PBUFFER_WIDTH),
+    X(EGL_NATIVE_RENDERABLE),
+    X(EGL_NATIVE_VISUAL_ID),
+    X(EGL_NATIVE_VISUAL_TYPE),
+    X(EGL_SAMPLES),
+    X(EGL_SAMPLE_BUFFERS),
+    X(EGL_SURFACE_TYPE),
+    X(EGL_TRANSPARENT_TYPE),
+    X(EGL_TRANSPARENT_RED_VALUE),
+    X(EGL_TRANSPARENT_GREEN_VALUE),
+    X(EGL_TRANSPARENT_BLUE_VALUE),
+    X(EGL_BIND_TO_TEXTURE_RGB),
+    X(EGL_BIND_TO_TEXTURE_RGBA),
+    X(EGL_MIN_SWAP_INTERVAL),
+    X(EGL_MAX_SWAP_INTERVAL),
+    X(EGL_LUMINANCE_SIZE),
+    X(EGL_ALPHA_MASK_SIZE),
+    X(EGL_COLOR_BUFFER_TYPE),
+    X(EGL_RENDERABLE_TYPE),
+    X(EGL_CONFORMANT),
+   };
+#undef X
+
+    for (size_t j = 0; j < sizeof(names) / sizeof(names[0]); j++) {
+        EGLint value = -1;
+        EGLint returnVal = eglGetConfigAttrib(dpy, config, names[j].attribute,
+                                              &value);
+        EGLint error = eglGetError();
+        if (returnVal && error == EGL_SUCCESS) {
+            testPrintI(" %s: %d (%#x)", names[j].name, value, value);
+        }
+    }
+    testPrintI("");
+}