wehub-resource-sync
151 lines
4.2 KiB
C++
151 lines
4.2 KiB
C++
/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include "tensorflow/compiler/mlir/lite/allocation.h"
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#include <cstddef>
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#include <cstdint>
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#if defined(__linux__)
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#include <fcntl.h>
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#endif
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#include <sys/stat.h>
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#include <gtest/gtest.h>
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#include "tensorflow/lite/testing/util.h"
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namespace tflite {
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TEST(MMAPAllocation, TestInvalidFile) {
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if (!MMAPAllocation::IsSupported()) {
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return;
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}
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TestErrorReporter error_reporter;
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MMAPAllocation allocation("/tmp/tflite_model_1234", &error_reporter);
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EXPECT_FALSE(allocation.valid());
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}
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TEST(MMAPAllocation, TestValidFile) {
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if (!MMAPAllocation::IsSupported()) {
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return;
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}
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TestErrorReporter error_reporter;
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MMAPAllocation allocation(
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"tensorflow/lite/testdata/empty_model.bin", &error_reporter);
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ASSERT_TRUE(allocation.valid());
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EXPECT_GT(allocation.fd(), 0);
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EXPECT_GT(allocation.bytes(), 0);
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EXPECT_NE(allocation.base(), nullptr);
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}
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#if defined(__linux__)
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TEST(MMAPAllocation, TestInvalidFileDescriptor) {
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if (!MMAPAllocation::IsSupported()) {
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return;
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}
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TestErrorReporter error_reporter;
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MMAPAllocation allocation(-1, &error_reporter);
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EXPECT_FALSE(allocation.valid());
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}
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TEST(MMAPAllocation, TestInvalidSizeAndOffset) {
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if (!MMAPAllocation::IsSupported()) {
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return;
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}
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int fd =
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open("tensorflow/lite/testdata/empty_model.bin", O_RDONLY);
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ASSERT_GT(fd, 0);
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struct stat fd_stat;
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ASSERT_EQ(fstat(fd, &fd_stat), 0);
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size_t file_size = fd_stat.st_size;
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TestErrorReporter error_reporter;
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MMAPAllocation allocation_invalid_offset(fd, /*offset=*/file_size + 100,
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/*length=*/1, &error_reporter);
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EXPECT_FALSE(allocation_invalid_offset.valid());
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MMAPAllocation allocation_invalid_length(fd, /*offset=*/0, /*length=*/0,
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&error_reporter);
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EXPECT_FALSE(allocation_invalid_length.valid());
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MMAPAllocation allocation_excessive_length(fd, /*offset=*/0,
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/*length=*/file_size + 1,
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&error_reporter);
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EXPECT_FALSE(allocation_excessive_length.valid());
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MMAPAllocation allocation_excessive_length_with_offset(
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fd, /*offset=*/10, /*length=*/file_size, &error_reporter);
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EXPECT_FALSE(allocation_excessive_length_with_offset.valid());
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MMAPAllocation allocation_integer_overflow(
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fd, /*offset=*/10, /*length=*/SIZE_MAX - 5, &error_reporter);
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EXPECT_FALSE(allocation_integer_overflow.valid());
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close(fd);
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}
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TEST(MMAPAllocation, TestValidFileDescriptor) {
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if (!MMAPAllocation::IsSupported()) {
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return;
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}
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int fd =
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open("tensorflow/lite/testdata/empty_model.bin", O_RDONLY);
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ASSERT_GT(fd, 0);
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TestErrorReporter error_reporter;
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MMAPAllocation allocation(fd, &error_reporter);
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EXPECT_TRUE(allocation.valid());
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EXPECT_GT(allocation.fd(), 0);
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EXPECT_GT(allocation.bytes(), 0);
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EXPECT_NE(allocation.base(), nullptr);
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close(fd);
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}
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TEST(MMAPAllocation, TestValidFileDescriptorWithOffset) {
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if (!MMAPAllocation::IsSupported()) {
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return;
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}
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int fd =
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open("tensorflow/lite/testdata/empty_model.bin", O_RDONLY);
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ASSERT_GT(fd, 0);
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struct stat fd_stat;
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ASSERT_EQ(fstat(fd, &fd_stat), 0);
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size_t file_size = fd_stat.st_size;
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TestErrorReporter error_reporter;
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MMAPAllocation allocation(fd, /*offset=*/10, /*length=*/file_size - 10,
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&error_reporter);
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EXPECT_TRUE(allocation.valid());
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EXPECT_GT(allocation.fd(), 0);
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EXPECT_GT(allocation.bytes(), 0);
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EXPECT_NE(allocation.base(), nullptr);
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close(fd);
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}
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#endif // defined(__linux__)
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} // namespace tflite
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