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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_CALLBACK_TEST(TestDirectoryReader, ReadEntries, filter);
}
int32_t TestDirectoryReader::DeleteDirectoryRecursively(pp::FileRef* dir) {
if (!dir)
return PP_ERROR_BADARGUMENT;
TestCompletionCallback callback(instance_->pp_instance(), callback_type());
TestCompletionCallbackWithOutput<Entries> output_callback(
instance_->pp_instance(), callback_type());
pp::DirectoryReader_Dev directory_reader(*dir);
output_callback.WaitForResult(
directory_reader.ReadEntries(output_callback.GetCallback()));
int32_t rv = output_callback.result();
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 {
callback.WaitForResult(file_ref.Delete(callback.GetCallback()));
rv = callback.result();
if (rv != PP_OK && rv != PP_ERROR_FILENOTFOUND)
return rv;
}
}
callback.WaitForResult(dir->Delete(callback.GetCallback()));
return callback.result();
}
std::string TestDirectoryReader::TestReadEntries() {
TestCompletionCallback callback(instance_->pp_instance(), callback_type());
pp::FileSystem file_system(
instance_, PP_FILESYSTEMTYPE_LOCALTEMPORARY);
callback.WaitForResult(file_system.Open(1024, callback.GetCallback()));
CHECK_CALLBACK_BEHAVIOR(callback);
ASSERT_EQ(PP_OK, callback.result());
// 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);
int32_t rv = DeleteDirectoryRecursively(&test_dir);
if (rv != PP_OK && rv != PP_ERROR_FILENOTFOUND)
return ReportError("DeleteDirectoryRecursively", rv);
callback.WaitForResult(test_dir.MakeDirectory(callback.GetCallback()));
CHECK_CALLBACK_BEHAVIOR(callback);
ASSERT_EQ(PP_OK, callback.result());
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_);
callback.WaitForResult(
file_io.Open(file_ref, PP_FILEOPENFLAG_CREATE, callback.GetCallback()));
CHECK_CALLBACK_BEHAVIOR(callback);
ASSERT_EQ(PP_OK, callback.result());
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);
callback.WaitForResult(file_ref.MakeDirectory(callback.GetCallback()));
CHECK_CALLBACK_BEHAVIOR(callback);
ASSERT_EQ(PP_OK, callback.result());
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(), callback_type());
pp::DirectoryReader_Dev directory_reader(test_dir);
output_callback.WaitForResult(
directory_reader.ReadEntries(output_callback.GetCallback()));
CHECK_CALLBACK_BEHAVIOR(output_callback);
ASSERT_EQ(PP_OK, output_callback.result());
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(), callback_type());
{
// Note that the directory reader will be deleted immediately.
rv = pp::DirectoryReader_Dev(test_dir).ReadEntries(
output_callback.GetCallback());
}
output_callback.WaitForAbortResult(rv);
CHECK_CALLBACK_BEHAVIOR(output_callback);
PASS();
}
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