Camera2: Automated tests for testing HAL2.0 interface

Change-Id: I1f1afd5afc346d5493d5019af35c3026efcf19b5

1 files changed, 107 insertions, 0 deletions

diff --git a/tests/camera2/CameraModuleFixture.h b/tests/camera2/CameraModuleFixture.h
new file mode 100644
index 0000000..f000fdf
--- /dev/null
+++ b/tests/camera2/CameraModuleFixture.h
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2012 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 <gtest/gtest.h>
+
+#include "hardware/hardware.h"
+#include "hardware/camera2.h"
+
+#include "Camera2Device.h"
+#include "camera2_utils.h"
+
+namespace android {
+namespace camera2 {
+namespace tests {
+
+template <bool InfoQuirk = false>
+struct CameraModuleFixture {
+
+    CameraModuleFixture(int CameraID = -1) {
+        mCameraID = CameraID;
+
+        SetUp();
+    }
+
+    ~CameraModuleFixture() {
+        TearDown();
+    }
+
+private:
+
+    void SetUp() {
+        ASSERT_LE(0, hw_get_module(CAMERA_HARDWARE_MODULE_ID,
+            (const hw_module_t **)&mModule)) << "Could not load camera module";
+        ASSERT_NE((void*)0, mModule);
+
+        mNumberOfCameras = mModule->get_number_of_cameras();
+        ASSERT_LE(0, mNumberOfCameras);
+
+        ASSERT_EQ(
+            CAMERA_MODULE_API_VERSION_2_0, mModule->common.module_api_version)
+            << "Wrong module API version";
+
+        /* For using this fixture in other tests only */
+        SetUpMixin();
+    }
+
+    void TearDown() {
+        TearDownMixin();
+
+        /* important: device must be destructed before closing module,
+           since it calls back into HAL */
+        mDevice.clear();
+
+        ASSERT_EQ(0, HWModuleHelpers::closeModule(&mModule->common))
+            << "Failed to close camera HAL module";
+    }
+
+    void SetUpMixin() {
+        /* For using this fixture in other tests only */
+        if (mCameraID != -1) {
+            EXPECT_LE(0, mCameraID);
+            EXPECT_LT(mCameraID, mNumberOfCameras);
+
+            /* HALBUG (Exynos5); crashes if trying to initialize
+               before calling get_camera_info */
+            if (InfoQuirk) {
+                struct camera_info info;
+                ASSERT_EQ(OK, mModule->get_camera_info(mCameraID, &info));
+            }
+
+            mDevice = new Camera2Device(mCameraID);
+            ASSERT_EQ(OK, mDevice->initialize(mModule))
+                << "Failed to initialize device " << mCameraID;
+        }
+    }
+
+    void TearDownMixin() {
+
+    }
+
+protected:
+    int mNumberOfCameras;
+    camera_module_t *mModule;
+    sp<Camera2Device> mDevice;
+
+private:
+    int mCameraID;
+};
+
+
+}
+}
+}
+