| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "file_test_suite.h" |
| |
| #include <string.h> |
| |
| #include <zxtest/zxtest.h> |
| |
| namespace FileTestSuite { |
| |
| void ReadWrite(zxio_t* io) { |
| size_t actual = 0u; |
| ASSERT_OK(zxio_write(io, "abcd", 4, 0, &actual)); |
| EXPECT_EQ(actual, 4u); |
| |
| size_t seek = 0; |
| ASSERT_OK(zxio_seek(io, ZXIO_SEEK_ORIGIN_CURRENT, -2, &seek)); |
| EXPECT_EQ(2u, seek); |
| |
| char buffer[1024] = {}; |
| actual = 0u; |
| ASSERT_OK(zxio_read(io, buffer, 1024, 0, &actual)); |
| EXPECT_EQ(actual, 2u); |
| EXPECT_STR_EQ("cd", buffer); |
| memset(buffer, 0, sizeof(buffer)); |
| |
| actual = 2; |
| ASSERT_OK(zxio_write_at(io, 1, "xy", 2, 0, &actual)); |
| EXPECT_EQ(actual, 2u); |
| |
| actual = 0u; |
| ASSERT_OK(zxio_read_at(io, 1, buffer, 1024, 0, &actual)); |
| EXPECT_EQ(actual, 3u); |
| EXPECT_STR_EQ("xyd", buffer); |
| memset(buffer, 0, sizeof(buffer)); |
| } |
| |
| } // namespace FileTestSuite |