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// Copyright (c) 2011 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 "ppapi/tests/test_directory_reader.h"
#include <stdio.h>
#include <set>
#include <vector>
#include "ppapi/c/pp_errors.h"
#include "ppapi/c/ppb_file_io.h"
#include "ppapi/cpp/dev/directory_entry_dev.h"
#include "ppapi/cpp/dev/directory_reader_dev.h"
#include "ppapi/cpp/file_io.h"
#include "ppapi/cpp/file_ref.h"
#include "ppapi/cpp/file_system.h"
#include "ppapi/cpp/instance.h"
#include "ppapi/tests/test_utils.h"
#include "ppapi/tests/testing_instance.h"
REGISTER_TEST_CASE(DirectoryReader);
namespace {
typedef std::vector<pp::DirectoryEntry_Dev> Entries;
std::string IntegerToString(int value) {
char result[12];
sprintf(result, "%d", value);
return result;
}
} // namespace
bool TestDirectoryReader::Init() {
return CheckTestingInterface() && EnsureRunningOverHTTP();
}
void TestDirectoryReader::RunTests(const std::string& filter) {
RUN_TEST(ReadEntries, filter);
}
int32_t TestDirectoryReader::DeleteDirectoryRecursively(pp::FileRef* dir) {
if (!dir)
return PP_ERROR_BADARGUMENT;
TestCompletionCallback callback(instance_->pp_instance(), force_async_);
TestCompletionCallbackWithOutput<Entries> output_callback(
instance_->pp_instance(), force_async_);
int32_t rv = PP_OK;
pp::DirectoryReader_Dev directory_reader(*dir);
rv = directory_reader.ReadEntries(output_callback.GetCallback());
if (rv == PP_OK_COMPLETIONPENDING)
rv = output_callback.WaitForResult();
if (rv != PP_OK && rv != PP_ERROR_FILENOTFOUND)
return rv;
Entries entries = output_callback.output();
for (Entries::const_iterator it = entries.begin();
it != entries.end(); ++it) {
pp::FileRef file_ref = it->file_ref();
if (it->file_type() == PP_FILETYPE_DIRECTORY) {
rv = DeleteDirectoryRecursively(&file_ref);
if (rv != PP_OK && rv != PP_ERROR_FILENOTFOUND)
return rv;
} else {
rv = file_ref.Delete(callback.GetCallback());
if (rv == PP_OK_COMPLETIONPENDING)
rv = callback.WaitForResult();
if (rv != PP_OK && rv != PP_ERROR_FILENOTFOUND)
return rv;
}
}
rv = dir->Delete(callback.GetCallback());
if (rv == PP_OK_COMPLETIONPENDING)
rv = callback.WaitForResult();
return rv;
}
std::string TestDirectoryReader::TestReadEntries() {
TestCompletionCallback callback(instance_->pp_instance(), force_async_);
pp::FileSystem file_system(
instance_, PP_FILESYSTEMTYPE_LOCALTEMPORARY);
int32_t rv = file_system.Open(1024, callback.GetCallback());
if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
return ReportError("FileSystem::Open force_async", rv);
if (rv == PP_OK_COMPLETIONPENDING)
rv = callback.WaitForResult();
if (rv != PP_OK)
return ReportError("FileSystem::Open", rv);
// Setup testing directories and files.
const char* test_dir_name = "/test_get_next_file";
const char* file_prefix = "file_";
const char* dir_prefix = "dir_";
pp::FileRef test_dir(file_system, test_dir_name);
rv = DeleteDirectoryRecursively(&test_dir);
if (rv != PP_OK && rv != PP_ERROR_FILENOTFOUND)
return ReportError("DeleteDirectoryRecursively", rv);
rv = test_dir.MakeDirectory(callback.GetCallback());
if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
return ReportError("FileRef::MakeDirectory force_async", rv);
if (rv == PP_OK_COMPLETIONPENDING)
rv = callback.WaitForResult();
if (rv != PP_OK)
return ReportError("FileRef::MakeDirectory", rv);
std::set<std::string> expected_file_names;
for (int i = 1; i < 4; ++i) {
char buffer[40];
sprintf(buffer, "%s/%s%d", test_dir_name, file_prefix, i);
pp::FileRef file_ref(file_system, buffer);
pp::FileIO file_io(instance_);
rv = file_io.Open(file_ref, PP_FILEOPENFLAG_CREATE, callback.GetCallback());
if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
return ReportError("FileIO::Open force_async", rv);
if (rv == PP_OK_COMPLETIONPENDING)
rv = callback.WaitForResult();
if (rv != PP_OK)
return ReportError("FileIO::Open", rv);
expected_file_names.insert(buffer);
}
std::set<std::string> expected_dir_names;
for (int i = 1; i < 4; ++i) {
char buffer[40];
sprintf(buffer, "%s/%s%d", test_dir_name, dir_prefix, i);
pp::FileRef file_ref(file_system, buffer);
rv = file_ref.MakeDirectory(callback.GetCallback());
if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
return ReportError("FileRef::MakeDirectory force_async", rv);
if (rv == PP_OK_COMPLETIONPENDING)
rv = callback.WaitForResult();
if (rv != PP_OK)
return ReportError("FileRef::MakeDirectory", rv);
expected_dir_names.insert(buffer);
}
// Test that |ReadEntries()| is able to fetch all directories and files that
// we created.
{
TestCompletionCallbackWithOutput<Entries> output_callback(
instance_->pp_instance(), force_async_);
pp::DirectoryReader_Dev directory_reader(test_dir);
rv = directory_reader.ReadEntries(output_callback.GetCallback());
if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
return ReportError("DirectoryReader::ReadEntries force_async", rv);
if (rv == PP_OK_COMPLETIONPENDING)
rv = output_callback.WaitForResult();
if (rv != PP_OK)
return ReportError("DirectoryReader::ReadEntries", rv);
Entries entries = output_callback.output();
size_t sum = expected_file_names.size() + expected_dir_names.size();
if (entries.size() != sum)
return "Expected " + IntegerToString(sum) + " entries, got " +
IntegerToString(entries.size());
for (Entries::const_iterator it = entries.begin();
it != entries.end(); ++it) {
pp::FileRef file_ref = it->file_ref();
std::string file_path = file_ref.GetPath().AsString();
std::set<std::string>::iterator found =
expected_file_names.find(file_path);
if (found != expected_file_names.end()) {
if (it->file_type() != PP_FILETYPE_REGULAR)
return file_path + " should have been a regular file.";
expected_file_names.erase(found);
} else {
found = expected_dir_names.find(file_path);
if (found == expected_dir_names.end())
return "Unexpected file path: " + file_path;
if (it->file_type() != PP_FILETYPE_DIRECTORY)
return file_path + " should have been a directory.";
expected_dir_names.erase(found);
}
}
if (!expected_file_names.empty() || !expected_dir_names.empty())
return "Expected more file paths.";
}
// Test cancellation of asynchronous |ReadEntries()|.
{
TestCompletionCallbackWithOutput<Entries> output_callback(
instance_->pp_instance(), force_async_);
// Note that the directory reader will be deleted immediately.
rv = pp::DirectoryReader_Dev(test_dir).ReadEntries(
output_callback.GetCallback());
if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
return ReportError("DirectoryReader::ReadEntries force_async", rv);
if (output_callback.run_count() > 0)
return "DirectoryReader::ReadEntries ran callback synchronously.";
// If |ReadEntries()| is completing asynchronously, the callback should be
// aborted (i.e., called with |PP_ERROR_ABORTED| from the message loop)
// since the resource was destroyed.
if (rv == PP_OK_COMPLETIONPENDING) {
rv = output_callback.WaitForResult();
if (rv != PP_ERROR_ABORTED)
return "DirectoryReader::ReadEntries not aborted.";
} else if (rv != PP_OK) {
return ReportError("DirectoryReader::ReadEntries", rv);
}
}
PASS();
}
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