Siva Annamalai
bd2a8e1d60
Bug: Change-Id: I4ca50f315361422db1d4356055862463bfe1d6f3 Reviewed-on: https://dart-review.googlesource.com/12240 Reviewed-by: Siva Annamalai <asiva@google.com> Reviewed-by: Ben Konyi <bkonyi@google.com> Commit-Queue: Siva Annamalai <asiva@google.com>
64 lines
1.7 KiB
Plaintext
64 lines
1.7 KiB
Plaintext
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "bin/file.h"
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#include "platform/assert.h"
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#include "platform/globals.h"
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#include "vm/unit_test.h"
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namespace dart {
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namespace bin {
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// Helper method to be able to run the test from the runtime
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// directory, or the top directory.
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static const char* GetFileName(const char* name) {
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if (File::Exists(name)) {
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return name;
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} else {
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static const int kRuntimeLength = strlen("runtime/");
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return name + kRuntimeLength;
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}
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}
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TEST_CASE(Read) {
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const char* kFilename = GetFileName("runtime/bin/file_test.cc");
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File* file = File::Open(kFilename, File::kRead);
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EXPECT(file != NULL);
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char buffer[16];
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buffer[0] = '\0';
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EXPECT(file->ReadFully(buffer, 13)); // ReadFully returns true.
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buffer[13] = '\0';
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EXPECT_STREQ("// Copyright ", buffer);
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EXPECT(!file->WriteByte(1)); // Cannot write to a read-only file.
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file->Release();
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}
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TEST_CASE(FileLength) {
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const char* kFilename =
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GetFileName("runtime/tests/vm/data/fixed_length_file");
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File* file = File::Open(kFilename, File::kRead);
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EXPECT(file != NULL);
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EXPECT_EQ(42, file->Length());
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file->Release();
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}
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TEST_CASE(FilePosition) {
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char buf[42];
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const char* kFilename =
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GetFileName("runtime/tests/vm/data/fixed_length_file");
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File* file = File::Open(kFilename, File::kRead);
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EXPECT(file != NULL);
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EXPECT(file->ReadFully(buf, 12));
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EXPECT_EQ(12, file->Position());
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EXPECT(file->ReadFully(buf, 6));
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EXPECT_EQ(18, file->Position());
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file->Release();
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}
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} // namespace bin
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} // namespace dart
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