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Change-Id: I4bf1707bd3dfeadf2c17b0a7daff372b1925ebbd

unit_tests/api/cl_get_context_info_tests.cpp

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+/*
+ * Copyright (c) 2017, Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "cl_api_tests.h"
+#include "runtime/context/context.h"
+#include "runtime/device/device.h"
+
+using namespace OCLRT;
+
+typedef api_tests clGetContextInfoTests;
+
+namespace ULT {
+
+TEST_F(clGetContextInfoTests, NumDevices) {
+    cl_uint numDevices = 0;
+
+    retVal = clGetContextInfo(
+        pContext,
+        CL_CONTEXT_NUM_DEVICES,
+        sizeof(cl_uint),
+        &numDevices,
+        nullptr);
+
+    EXPECT_EQ(1u, numDevices);
+    EXPECT_EQ(CL_SUCCESS, retVal);
+}
+
+TEST_F(clGetContextInfoTests, SizeOfDevices) {
+    retVal = clGetContextInfo(
+        pContext,
+        CL_CONTEXT_DEVICES,
+        0,
+        nullptr,
+        &retSize);
+
+    EXPECT_EQ(1 * sizeof(cl_device_id), retSize);
+    EXPECT_EQ(CL_SUCCESS, retVal);
+}
+
+TEST_F(clGetContextInfoTests, DeviceIDs) {
+    auto devicesReturned = new cl_device_id[this->num_devices];
+    cl_uint numDevices = this->num_devices;
+
+    auto context = clCreateContext(
+        nullptr,
+        this->num_devices,
+        this->devices,
+        nullptr,
+        nullptr,
+        &retVal);
+    ASSERT_EQ(CL_SUCCESS, retVal);
+    ASSERT_NE(nullptr, context);
+
+    retVal = clGetContextInfo(
+        context,
+        CL_CONTEXT_DEVICES,
+        numDevices * sizeof(cl_device_id),
+        devicesReturned,
+        nullptr);
+
+    ASSERT_EQ(CL_SUCCESS, retVal);
+    for (size_t deviceOrdinal = 0; deviceOrdinal < this->num_devices; ++deviceOrdinal) {
+        EXPECT_EQ(this->devices[deviceOrdinal], devicesReturned[deviceOrdinal]);
+    }
+
+    clReleaseContext(context);
+    delete[] devicesReturned;
+}
+
+TEST(clGetContextInfo, NullCommandQueue_returnsError) {
+    cl_device_id pDevices[1];
+    cl_uint numDevices = 1;
+
+    auto retVal = clGetContextInfo(
+        nullptr,
+        CL_CONTEXT_DEVICES,
+        numDevices * sizeof(cl_device_id),
+        pDevices,
+        nullptr);
+    EXPECT_EQ(CL_INVALID_CONTEXT, retVal);
+}
+} // namespace ULT