blob: 099500fdc55434012d16b7fbf2aa55d7cd1660b8 [file] [log] [blame]
// Copyright (c) 2013 The Chromium OS 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 "shill/certificate_file.h"
#include <string>
#include <vector>
#include <base/files/file_path.h>
#include <base/files/file_util.h>
#include <base/files/scoped_temp_dir.h>
#include <base/strings/stringprintf.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
using base::FilePath;
using base::StringPrintf;
using std::string;
using std::vector;
using testing::_;
using testing::Return;
using testing::SetArgumentPointee;
using testing::StrEq;
namespace shill {
class CertificateFileTest : public testing::Test {
public:
CertificateFileTest() {}
virtual void SetUp() {
CHECK(temp_dir_.CreateUniqueTempDir());
certificate_directory_ = temp_dir_.path().Append("certificates");
certificate_file_.set_root_directory(certificate_directory_);
}
protected:
static const char kDERData[];
static const char kPEMData[];
string ExtractHexData(const std::string &pem_data) {
return CertificateFile::ExtractHexData(pem_data);
}
const FilePath &GetOutputFile() { return certificate_file_.output_file_; }
const FilePath &GetRootDirectory() {
return certificate_file_.root_directory_;
}
const char *GetPEMHeader() { return CertificateFile::kPEMHeader; }
const char *GetPEMFooter() { return CertificateFile::kPEMFooter; }
CertificateFile certificate_file_;
base::ScopedTempDir temp_dir_;
base::FilePath certificate_directory_;
};
const char CertificateFileTest::kDERData[] =
"This does not have to be a real certificate "
"since we are not testing its validity.";
const char CertificateFileTest::kPEMData[] =
"VGhpcyBkb2VzIG5vdCBoYXZlIHRvIGJlIGEgcmVhbCBjZXJ0aWZpY2F0ZSBzaW5j\n"
"ZSB3ZSBhcmUgbm90IHRlc3RpbmcgaXRzIHZhbGlkaXR5Lgo=\n";
TEST_F(CertificateFileTest, Construction) {
EXPECT_TRUE(GetRootDirectory() == certificate_directory_);
EXPECT_FALSE(base::PathExists(GetRootDirectory()));
EXPECT_TRUE(GetOutputFile().empty());
}
TEST_F(CertificateFileTest, CreatePEMFromStrings) {
// Create a formatted PEM file from the inner HEX data.
const vector<string> kPEMVector0{ kPEMData };
FilePath outfile0 = certificate_file_.CreatePEMFromStrings(kPEMVector0);
EXPECT_FALSE(outfile0.empty());
EXPECT_TRUE(base::PathExists(outfile0));
EXPECT_TRUE(certificate_directory_.IsParent(outfile0));
string file_string0;
EXPECT_TRUE(base::ReadFileToString(outfile0, &file_string0));
string expected_output0 = StringPrintf(
"%s\n%s%s\n", GetPEMHeader(), kPEMData, GetPEMFooter());
EXPECT_EQ(expected_output0, file_string0);
// Create a formatted PEM file from formatted PEM.
const vector<string> kPEMVector1{ expected_output0, kPEMData };
FilePath outfile1 = certificate_file_.CreatePEMFromStrings(kPEMVector1);
EXPECT_FALSE(outfile1.empty());
EXPECT_TRUE(base::PathExists(outfile1));
EXPECT_FALSE(base::PathExists(outfile0)); // Old file is deleted.
string file_string1;
EXPECT_TRUE(base::ReadFileToString(outfile1, &file_string1));
string expected_output1 = StringPrintf(
"%s%s", expected_output0.c_str(), expected_output0.c_str());
EXPECT_EQ(expected_output1, file_string1);
// Fail to create a PEM file. Old file should not have been deleted.
const vector<string> kPEMVector2{ kPEMData, "" };
FilePath outfile2 = certificate_file_.CreatePEMFromStrings(kPEMVector2);
EXPECT_TRUE(outfile2.empty());
EXPECT_TRUE(base::PathExists(outfile1));
}
TEST_F(CertificateFileTest, ExtractHexData) {
EXPECT_EQ("", ExtractHexData(""));
EXPECT_EQ("foo\n", ExtractHexData("foo"));
EXPECT_EQ("foo\nbar\n", ExtractHexData("foo\r\n\t\n bar\n"));
EXPECT_EQ("", ExtractHexData(
StringPrintf("%s\nfoo\nbar\n%s\n", GetPEMFooter(), GetPEMHeader())));
EXPECT_EQ("", ExtractHexData(
StringPrintf("%s\nfoo\nbar\n%s\n", GetPEMHeader(), GetPEMHeader())));
EXPECT_EQ("", ExtractHexData(
StringPrintf("%s\nfoo\nbar\n", GetPEMHeader())));
EXPECT_EQ("", ExtractHexData(
StringPrintf("foo\nbar\n%s\n", GetPEMFooter())));
EXPECT_EQ("foo\nbar\n", ExtractHexData(
StringPrintf("%s\nfoo\nbar\n%s\n", GetPEMHeader(), GetPEMFooter())));
EXPECT_EQ("bar\n", ExtractHexData(
StringPrintf("foo\n%s\nbar\n%s\nbaz\n", GetPEMHeader(), GetPEMFooter())));
}
TEST_F(CertificateFileTest, Destruction) {
FilePath outfile;
{
CertificateFile certificate_file;
certificate_file.set_root_directory(temp_dir_.path());
outfile = certificate_file.CreatePEMFromStrings(vector<string>{ kPEMData });
EXPECT_TRUE(base::PathExists(outfile));
}
// The output file should be deleted when certificate_file goes out-of-scope.
EXPECT_FALSE(base::PathExists(outfile));
}
} // namespace shill