57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
// Copyright 2018 Google LLC
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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#include <fcntl.h>
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#include <unistd.h>
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#include "gtest/gtest.h"
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#include "test/util/file_descriptor.h"
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#include "test/util/temp_path.h"
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#include "test/util/test_util.h"
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namespace gvisor {
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namespace testing {
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namespace {
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// These tests are very rudimentary because fallocate is not
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// implemented. We just want to make sure the expected error codes are
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// returned.
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TEST(FallocateTest, NotImplemented) {
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auto temp_path = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFile());
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FileDescriptor fd = ASSERT_NO_ERRNO_AND_VALUE(Open(temp_path.path(), O_RDWR));
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// Test that a completely unassigned fallocate mode returns EOPNOTSUPP.
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ASSERT_THAT(fallocate(fd.get(), 0x80, 0, 32768),
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SyscallFailsWithErrno(EOPNOTSUPP));
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}
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TEST(FallocateTest, BadOffset) {
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auto temp_path = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFile());
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FileDescriptor fd = ASSERT_NO_ERRNO_AND_VALUE(Open(temp_path.path(), O_RDWR));
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ASSERT_THAT(fallocate(fd.get(), 0, -1, 32768), SyscallFailsWithErrno(EINVAL));
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}
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TEST(FallocateTest, BadLength) {
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auto temp_path = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFile());
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FileDescriptor fd = ASSERT_NO_ERRNO_AND_VALUE(Open(temp_path.path(), O_RDWR));
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ASSERT_THAT(fallocate(fd.get(), 0, 0, -1), SyscallFailsWithErrno(EINVAL));
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}
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} // namespace
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} // namespace testing
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} // namespace gvisor
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