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// Copyright (c) 2012 The Chromium 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 "webkit/fileapi/isolated_context.h"
#include <string>
#include "base/basictypes.h"
#include "base/logging.h"
#include "testing/gtest/include/gtest/gtest.h"
#define FPL(x) FILE_PATH_LITERAL(x)
#if defined(FILE_PATH_USES_DRIVE_LETTERS)
#define DRIVE FPL("C:")
#else
#define DRIVE
#endif
namespace fileapi {
namespace {
const FilePath kTestPaths[] = {
FilePath(DRIVE FPL("/a/b")),
FilePath(DRIVE FPL("/c/d/e")),
FilePath(DRIVE FPL("/h/")),
#if defined(FILE_PATH_USES_WIN_SEPARATORS)
FilePath(DRIVE FPL("\\foo\\bar")),
#endif
};
} // namespace
class IsolatedContextTest : public testing::Test {
public:
IsolatedContextTest() {
for (size_t i = 0; i < arraysize(kTestPaths); ++i)
fileset_.insert(kTestPaths[i].NormalizePathSeparators());
}
void SetUp() {
id_ = IsolatedContext::GetInstance()->RegisterIsolatedFileSystem(fileset_);
ASSERT_FALSE(id_.empty());
}
void TearDown() {
IsolatedContext::GetInstance()->RevokeIsolatedFileSystem(id_);
}
IsolatedContext* isolated_context() const {
return IsolatedContext::GetInstance();
}
protected:
std::string id_;
std::set<FilePath> fileset_;
private:
DISALLOW_COPY_AND_ASSIGN(IsolatedContextTest);
};
TEST_F(IsolatedContextTest, RegisterAndRevokeTest) {
// See if the returned top-level entries match with what we registered.
std::vector<FilePath> toplevels;
ASSERT_TRUE(isolated_context()->GetTopLevelPaths(id_, &toplevels));
ASSERT_EQ(fileset_.size(), toplevels.size());
for (size_t i = 0; i < toplevels.size(); ++i) {
ASSERT_TRUE(fileset_.find(toplevels[i]) != fileset_.end());
}
// See if the basename of each registered kTestPaths (that is what we
// register in SetUp() by RegisterIsolatedFileSystem) is properly cracked as
// a valid virtual path in the isolated filesystem.
for (size_t i = 0; i < arraysize(kTestPaths); ++i) {
FilePath virtual_path = isolated_context()->CreateVirtualPath(
id_, kTestPaths[i].BaseName());
std::string cracked_id;
FilePath root_path, cracked_path;
ASSERT_TRUE(isolated_context()->CrackIsolatedPath(
virtual_path, &cracked_id, &root_path, &cracked_path));
ASSERT_EQ(kTestPaths[i].NormalizePathSeparators().value(),
cracked_path.value());
ASSERT_TRUE(fileset_.find(root_path.NormalizePathSeparators())
!= fileset_.end());
ASSERT_EQ(id_, cracked_id);
}
// Revoking the current one and registering a new (empty) one.
isolated_context()->RevokeIsolatedFileSystem(id_);
std::string id2 = isolated_context()->RegisterIsolatedFileSystem(
std::set<FilePath>());
// Make sure the GetTopLevelPaths returns true only for the new one.
ASSERT_TRUE(isolated_context()->GetTopLevelPaths(id2, &toplevels));
ASSERT_FALSE(isolated_context()->GetTopLevelPaths(id_, &toplevels));
isolated_context()->RevokeIsolatedFileSystem(id2);
}
TEST_F(IsolatedContextTest, CrackWithRelativePaths) {
const struct {
FilePath::StringType path;
bool valid;
} relatives[] = {
{ FPL("foo"), true },
{ FPL("foo/bar"), true },
{ FPL(".."), false },
{ FPL("foo/.."), false },
{ FPL("foo/../bar"), false },
#if defined(FILE_PATH_USES_WIN_SEPARATORS)
# define SHOULD_FAIL_WITH_WIN_SEPARATORS false
#else
# define SHOULD_FAIL_WITH_WIN_SEPARATORS true
#endif
{ FPL("foo\\..\\baz"), SHOULD_FAIL_WITH_WIN_SEPARATORS },
{ FPL("foo/..\\baz"), SHOULD_FAIL_WITH_WIN_SEPARATORS },
};
for (size_t i = 0; i < arraysize(kTestPaths); ++i) {
for (size_t j = 0; j < ARRAYSIZE_UNSAFE(relatives); ++j) {
SCOPED_TRACE(testing::Message() << "Testing "
<< kTestPaths[i].value() << " " << relatives[j].path);
FilePath virtual_path = isolated_context()->CreateVirtualPath(
id_, kTestPaths[i].BaseName().Append(relatives[j].path));
std::string cracked_id;
FilePath root_path, cracked_path;
if (!relatives[j].valid) {
ASSERT_FALSE(isolated_context()->CrackIsolatedPath(
virtual_path, &cracked_id, &root_path, &cracked_path));
continue;
}
ASSERT_TRUE(isolated_context()->CrackIsolatedPath(
virtual_path, &cracked_id, &root_path, &cracked_path));
ASSERT_TRUE(fileset_.find(root_path.NormalizePathSeparators())
!= fileset_.end());
ASSERT_EQ(kTestPaths[i].Append(relatives[j].path)
.NormalizePathSeparators().value(),
cracked_path.value());
ASSERT_EQ(id_, cracked_id);
}
}
}
TEST_F(IsolatedContextTest, TestWithVirtualRoot) {
std::string cracked_id;
FilePath root_path, cracked_path;
const FilePath root(FPL("/"));
// Trying to crack virtual root "/" returns true but with empty cracked path
// as "/" of the isolated filesystem is a pure virtual directory
// that has no corresponding platform directory.
FilePath virtual_path = isolated_context()->CreateVirtualPath(id_, root);
ASSERT_TRUE(isolated_context()->CrackIsolatedPath(
virtual_path, &cracked_id, &root_path, &cracked_path));
ASSERT_EQ(FPL(""), cracked_path.value());
ASSERT_EQ(id_, cracked_id);
// Trying to crack "/foo" should fail (because "foo" is not the one
// included in the kTestPaths).
virtual_path = isolated_context()->CreateVirtualPath(
id_, FilePath(FPL("foo")));
ASSERT_FALSE(isolated_context()->CrackIsolatedPath(
virtual_path, &cracked_id, &root_path, &cracked_path));
}
} // namespace fileapi
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