compute-runtime/unit_tests/linux/drm_null_device_tests.cpp

113 lines
3.6 KiB
C++

/*
* Copyright (c) 2017 - 2018, 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 "mock_os_layer.h"
#include "runtime/os_interface/linux/drm_null_device.h"
#include "test.h"
using namespace OCLRT;
class DrmWrap : public Drm {
public:
static Drm *createDrm(int32_t deviceOrdinal) {
return Drm::create(deviceOrdinal);
}
static void closeDevice(int32_t deviceOrdinal) {
Drm::closeDevice(deviceOrdinal);
};
};
class DrmNullDeviceTestsFixture {
public:
void SetUp() {
oldFlag = DebugManager.flags.EnableNullHardware.get();
// Make global staff into init state
DrmWrap::closeDevice(0);
resetOSMockGlobalState();
// Create nullDevice drm
DebugManager.flags.EnableNullHardware.set(true);
DrmWrap::createDrm(0);
// Obtain nullDevice drm
drmNullDevice = DrmWrap::get(0);
ASSERT_NE(drmNullDevice, nullptr);
}
void TearDown() {
// Close drm
DrmWrap::closeDevice(0);
DebugManager.flags.EnableNullHardware.set(oldFlag);
}
Drm *drmNullDevice;
protected:
bool oldFlag;
};
typedef Test<DrmNullDeviceTestsFixture> DrmNullDeviceTests;
TEST_F(DrmNullDeviceTests, GIVENdrmNullDeviceWHENcallGetDeviceIdTHENreturnProperDeviceId) {
int deviceId = 0;
int ret = drmNullDevice->getDeviceID(deviceId);
EXPECT_EQ(0, ret);
EXPECT_EQ(deviceDescriptorTable[0].deviceId, deviceId);
}
TEST_F(DrmNullDeviceTests, GIVENdrmNullDeviceWHENcallIoctlTHENalwaysSuccess) {
EXPECT_EQ(drmNullDevice->ioctl(0, nullptr), 0);
}
TEST_F(DrmNullDeviceTests, GIVENdrmNullDeviceWHENregReadOtherThenTimestampReadTHENalwaysSuccess) {
struct drm_i915_reg_read arg;
arg.offset = 0;
ASSERT_EQ(drmNullDevice->ioctl(DRM_IOCTL_I915_REG_READ, &arg), 0);
}
TEST_F(DrmNullDeviceTests, GIVENdrmNullDeviceWHENgetGpuTimestamp32bOr64bTHENerror) {
struct drm_i915_reg_read arg;
arg.offset = TIMESTAMP_LOW_REG;
ASSERT_EQ(drmNullDevice->ioctl(DRM_IOCTL_I915_REG_READ, &arg), -1);
arg.offset = TIMESTAMP_HIGH_REG;
ASSERT_EQ(drmNullDevice->ioctl(DRM_IOCTL_I915_REG_READ, &arg), -1);
}
TEST_F(DrmNullDeviceTests, GIVENdrmNullDeviceWHENgetGpuTimestamp36bTHENproperValues) {
struct drm_i915_reg_read arg;
arg.offset = TIMESTAMP_LOW_REG | 1;
ASSERT_EQ(drmNullDevice->ioctl(DRM_IOCTL_I915_REG_READ, &arg), 0);
EXPECT_EQ(arg.val, 1000ULL);
ASSERT_EQ(drmNullDevice->ioctl(DRM_IOCTL_I915_REG_READ, &arg), 0);
EXPECT_EQ(arg.val, 2000ULL);
ASSERT_EQ(drmNullDevice->ioctl(DRM_IOCTL_I915_REG_READ, &arg), 0);
EXPECT_EQ(arg.val, 3000ULL);
}