gecko-dev/xpcom/tests/gtest/TestFile.cpp

478 строки
13 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "prio.h"
#include "prsystem.h"
#include "nsIFile.h"
#include "nsDirectoryServiceDefs.h"
#include "nsDirectoryServiceUtils.h"
#include "gtest/gtest.h"
static bool VerifyResult(nsresult aRV, const char* aMsg)
{
bool failed = NS_FAILED(aRV);
EXPECT_FALSE(failed) << aMsg << " rv=" << std::hex << (unsigned int)aRV;
return !failed;
}
static already_AddRefed<nsIFile> NewFile(nsIFile* aBase)
{
nsresult rv;
nsCOMPtr<nsIFile> file =
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
VerifyResult(rv, "Creating nsIFile");
rv = file->InitWithFile(aBase);
VerifyResult(rv, "InitWithFile");
return file.forget();
}
static nsCString FixName(const char* aName)
{
nsCString name;
for (uint32_t i = 0; aName[i]; ++i) {
char ch = aName[i];
// PR_GetPathSeparator returns the wrong value on Mac so don't use it
#if defined(XP_WIN)
if (ch == '/') {
ch = '\\';
}
#endif
name.Append(ch);
}
return name;
}
// Test nsIFile::AppendNative, verifying that aName is not a valid file name
static bool TestInvalidFileName(nsIFile* aBase, const char* aName)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (NS_SUCCEEDED(rv)) {
EXPECT_FALSE(NS_SUCCEEDED(rv)) << "AppendNative with invalid filename " << name.get();
return false;
}
return true;
}
// Test nsIFile::Create, verifying that the file exists and did not exist before,
// and leaving it there for future tests
static bool TestCreate(nsIFile* aBase, const char* aName, int32_t aType, int32_t aPerm)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool exists;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (before)"))
return false;
EXPECT_FALSE(exists) << "File "<< name.get() << " already exists";
if (exists) {
return false;
}
rv = file->Create(aType, aPerm);
if (!VerifyResult(rv, "Create"))
return false;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (after)"))
return false;
EXPECT_TRUE(exists) << "File " << name.get() << " was not created";
if (!exists) {
return false;
}
return true;
}
// Test nsIFile::CreateUnique, verifying that the new file exists and if it existed before,
// the new file has a different name.
// The new file is left in place.
static bool TestCreateUnique(nsIFile* aBase, const char* aName, int32_t aType, int32_t aPerm)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool existsBefore;
rv = file->Exists(&existsBefore);
if (!VerifyResult(rv, "Exists (before)"))
return false;
rv = file->CreateUnique(aType, aPerm);
if (!VerifyResult(rv, "Create"))
return false;
bool existsAfter;
rv = file->Exists(&existsAfter);
if (!VerifyResult(rv, "Exists (after)"))
return false;
EXPECT_TRUE(existsAfter) << "File " << name.get() << " was not created";
if (!existsAfter) {
return false;
}
if (existsBefore) {
nsAutoCString leafName;
rv = file->GetNativeLeafName(leafName);
if (!VerifyResult(rv, "GetNativeLeafName"))
return false;
EXPECT_FALSE(leafName.Equals(name)) << "File " << name.get() << " was not given a new name by CreateUnique";
if (leafName.Equals(name)) {
return false;
}
}
return true;
}
// Test nsIFile::OpenNSPRFileDesc with DELETE_ON_CLOSE, verifying that the file exists
// and did not exist before, and leaving it there for future tests
static bool TestDeleteOnClose(nsIFile* aBase, const char* aName, int32_t aFlags, int32_t aPerm)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool exists;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (before)"))
return false;
EXPECT_FALSE(exists) << "File " << name.get() << " already exists";
if (exists) {
return false;
}
PRFileDesc* fileDesc;
rv = file->OpenNSPRFileDesc(aFlags | nsIFile::DELETE_ON_CLOSE, aPerm, &fileDesc);
if (!VerifyResult(rv, "OpenNSPRFileDesc"))
return false;
PRStatus status = PR_Close(fileDesc);
EXPECT_EQ(status, PR_SUCCESS) << "File " << name.get() << " could not be closed";
if (status != PR_SUCCESS) {
return false;
}
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (after)"))
return false;
EXPECT_FALSE(exists) << "File " << name.get() << " was not removed on close";
if (exists) {
return false;
}
return true;
}
// Test nsIFile::Remove, verifying that the file does not exist and did before
static bool TestRemove(nsIFile* aBase, const char* aName, bool aRecursive)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool exists;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (before)"))
return false;
EXPECT_TRUE(exists);
if (!exists) {
return false;
}
rv = file->Remove(aRecursive);
if (!VerifyResult(rv, "Remove"))
return false;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (after)"))
return false;
EXPECT_FALSE(exists) << "File " << name.get() << " was not removed";
if (exists) {
return false;
}
return true;
}
// Test nsIFile::MoveToNative, verifying that the file did not exist at the new location
// before and does afterward, and that it does not exist at the old location anymore
static bool TestMove(nsIFile* aBase, nsIFile* aDestDir, const char* aName, const char* aNewName)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool exists;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (before)"))
return false;
EXPECT_TRUE(exists);
if (!exists) {
return false;
}
nsCOMPtr<nsIFile> newFile = NewFile(file);
nsCString newName = FixName(aNewName);
rv = newFile->MoveToNative(aDestDir, newName);
if (!VerifyResult(rv, "MoveToNative"))
return false;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (after)"))
return false;
EXPECT_FALSE(exists) << "File " << name.get() << " was not moved";
if (exists) {
return false;
}
file = NewFile(aDestDir);
if (!file)
return false;
rv = file->AppendNative(newName);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool equal;
rv = file->Equals(newFile, &equal);
if (!VerifyResult(rv, "Equals"))
return false;
EXPECT_TRUE(equal) << "File object was not updated to destination";
if (!equal) {
return false;
}
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (new after)"))
return false;
EXPECT_TRUE(exists) << "Destination file " << newName.get() << " was not created";
if (!exists) {
return false;
}
return true;
}
// Test nsIFile::CopyToNative, verifying that the file did not exist at the new location
// before and does afterward, and that it does exist at the old location too
static bool TestCopy(nsIFile* aBase, nsIFile* aDestDir, const char* aName, const char* aNewName)
{
nsCOMPtr<nsIFile> file = NewFile(aBase);
if (!file)
return false;
nsCString name = FixName(aName);
nsresult rv = file->AppendNative(name);
if (!VerifyResult(rv, "AppendNative"))
return false;
bool exists;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (before)"))
return false;
EXPECT_TRUE(exists);
if (!exists) {
return false;
}
nsCOMPtr<nsIFile> newFile = NewFile(file);
nsCString newName = FixName(aNewName);
rv = newFile->CopyToNative(aDestDir, newName);
if (!VerifyResult(rv, "MoveToNative"))
return false;
bool equal;
rv = file->Equals(newFile, &equal);
if (!VerifyResult(rv, "Equals"))
return false;
EXPECT_TRUE(equal) << "File object updated unexpectedly";
if (!equal) {
return false;
}
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (after)"))
return false;
EXPECT_TRUE(exists) << "File " << name.get() << " was removed";
if (!exists) {
return false;
}
file = NewFile(aDestDir);
if (!file)
return false;
rv = file->AppendNative(newName);
if (!VerifyResult(rv, "AppendNative"))
return false;
rv = file->Exists(&exists);
if (!VerifyResult(rv, "Exists (new after)"))
return false;
EXPECT_TRUE(exists) << "Destination file " << newName.get() << " was not created";
if (!exists) {
return false;
}
return true;
}
// Test nsIFile::GetParent
static bool TestParent(nsIFile* aBase, nsIFile* aStart)
{
nsCOMPtr<nsIFile> file = NewFile(aStart);
if (!file)
return false;
nsCOMPtr<nsIFile> parent;
nsresult rv = file->GetParent(getter_AddRefs(parent));
VerifyResult(rv, "GetParent");
bool equal;
rv = parent->Equals(aBase, &equal);
VerifyResult(rv, "Equals");
EXPECT_TRUE(equal) << "Incorrect parent";
if (!equal) {
return false;
}
return true;
}
// Test nsIFile::Normalize and native path setting/getting
static bool TestNormalizeNativePath(nsIFile* aBase, nsIFile* aStart)
{
nsCOMPtr<nsIFile> file = NewFile(aStart);
if (!file)
return false;
nsAutoCString path;
nsresult rv = file->GetNativePath(path);
VerifyResult(rv, "GetNativePath");
path.Append(FixName("/./.."));
rv = file->InitWithNativePath(path);
VerifyResult(rv, "InitWithNativePath");
rv = file->Normalize();
VerifyResult(rv, "Normalize");
rv = file->GetNativePath(path);
VerifyResult(rv, "GetNativePath (after normalization)");
nsAutoCString basePath;
rv = aBase->GetNativePath(basePath);
VerifyResult(rv, "GetNativePath (base)");
EXPECT_TRUE(path.Equals(basePath)) << "Incorrect normalization: " << path.get() << " - " << basePath.get();
if (!path.Equals(basePath)) {
return false;
}
return true;
}
TEST(TestFile, Tests)
{
nsCOMPtr<nsIFile> base;
nsresult rv = NS_GetSpecialDirectory(NS_OS_TEMP_DIR, getter_AddRefs(base));
ASSERT_TRUE(VerifyResult(rv, "Getting temp directory"));
rv = base->AppendNative(nsDependentCString("mozfiletests"));
ASSERT_TRUE(VerifyResult(rv, "Appending mozfiletests to temp directory name"));
// Remove the directory in case tests failed and left it behind.
// don't check result since it might not be there
base->Remove(true);
// Now create the working directory we're going to use
rv = base->Create(nsIFile::DIRECTORY_TYPE, 0700);
ASSERT_TRUE(VerifyResult(rv, "Creating temp directory"));
// Now we can safely normalize the path
rv = base->Normalize();
ASSERT_TRUE(VerifyResult(rv, "Normalizing temp directory name"));
// Initialize subdir object for later use
nsCOMPtr<nsIFile> subdir = NewFile(base);
ASSERT_TRUE(subdir);
rv = subdir->AppendNative(nsDependentCString("subdir"));
ASSERT_TRUE(VerifyResult(rv, "Appending 'subdir' to test dir name"));
// ---------------
// End setup code.
// ---------------
// Test path parsing
ASSERT_TRUE(TestInvalidFileName(base, "a/b"));
ASSERT_TRUE(TestParent(base, subdir));
// Test file creation
ASSERT_TRUE(TestCreate(base, "file.txt", nsIFile::NORMAL_FILE_TYPE, 0600));
ASSERT_TRUE(TestRemove(base, "file.txt", false));
// Test directory creation
ASSERT_TRUE(TestCreate(base, "subdir", nsIFile::DIRECTORY_TYPE, 0700));
// Test move and copy in the base directory
ASSERT_TRUE(TestCreate(base, "file.txt", nsIFile::NORMAL_FILE_TYPE, 0600));
ASSERT_TRUE(TestMove(base, base, "file.txt", "file2.txt"));
ASSERT_TRUE(TestCopy(base, base, "file2.txt", "file3.txt"));
// Test moving across directories
ASSERT_TRUE(TestMove(base, subdir, "file2.txt", "file2.txt"));
// Test moving across directories and renaming at the same time
ASSERT_TRUE(TestMove(subdir, base, "file2.txt", "file4.txt"));
// Test copying across directoreis
ASSERT_TRUE(TestCopy(base, subdir, "file4.txt", "file5.txt"));
// Run normalization tests while the directory exists
ASSERT_TRUE(TestNormalizeNativePath(base, subdir));
// Test recursive directory removal
ASSERT_TRUE(TestRemove(base, "subdir", true));
ASSERT_TRUE(TestCreateUnique(base, "foo", nsIFile::NORMAL_FILE_TYPE, 0600));
ASSERT_TRUE(TestCreateUnique(base, "foo", nsIFile::NORMAL_FILE_TYPE, 0600));
ASSERT_TRUE(TestCreateUnique(base, "bar.xx", nsIFile::DIRECTORY_TYPE, 0700));
ASSERT_TRUE(TestCreateUnique(base, "bar.xx", nsIFile::DIRECTORY_TYPE, 0700));
ASSERT_TRUE(TestDeleteOnClose(base, "file7.txt", PR_RDWR | PR_CREATE_FILE, 0600));
// Clean up temporary stuff
rv = base->Remove(true);
VerifyResult(rv, "Cleaning up temp directory");
}