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// Copyright 2013 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 "media/blink/cache_util.h"
#include <string>
#include "base/format_macros.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/WebURLResponse.h"
using blink::WebString;
using blink::WebURLResponse;
namespace media {
// Inputs & expected output for GetReasonsForUncacheability.
struct GRFUTestCase {
WebURLResponse::HTTPVersion version;
int status_code;
const char* headers;
uint32 expected_reasons;
};
// Create a new WebURLResponse object.
static WebURLResponse CreateResponse(const GRFUTestCase& test) {
WebURLResponse response;
response.initialize();
response.setHTTPVersion(test.version);
response.setHTTPStatusCode(test.status_code);
std::vector<std::string> lines;
Tokenize(test.headers, "\n", &lines);
for (size_t i = 0; i < lines.size(); ++i) {
size_t colon = lines[i].find(": ");
response.addHTTPHeaderField(
WebString::fromUTF8(lines[i].substr(0, colon)),
WebString::fromUTF8(lines[i].substr(colon + 2)));
}
return response;
}
TEST(CacheUtilTest, GetReasonsForUncacheability) {
enum { kNoReasons = 0 };
const GRFUTestCase tests[] = {
{
WebURLResponse::HTTP_1_1, 206, "ETag: 'fooblort'", kNoReasons
},
{
WebURLResponse::HTTP_1_1, 206, "", kNoStrongValidatorOnPartialResponse
},
{
WebURLResponse::HTTP_1_0, 206, "",
kPre11PartialResponse | kNoStrongValidatorOnPartialResponse
},
{
WebURLResponse::HTTP_1_1, 200, "cache-control: max-Age=42", kShortMaxAge
},
{
WebURLResponse::HTTP_1_1, 200, "cache-control: max-Age=4200", kNoReasons
},
{
WebURLResponse::HTTP_1_1, 200,
"Date: Tue, 22 May 2012 23:46:08 GMT\n"
"Expires: Tue, 22 May 2012 23:56:08 GMT", kExpiresTooSoon
},
{
WebURLResponse::HTTP_1_1, 200, "cache-control: must-revalidate",
kHasMustRevalidate
},
{
WebURLResponse::HTTP_1_1, 200, "cache-control: no-cache", kNoCache
},
{
WebURLResponse::HTTP_1_1, 200, "cache-control: no-store", kNoStore
},
{
WebURLResponse::HTTP_1_1, 200,
"cache-control: no-cache\ncache-control: no-store", kNoCache | kNoStore
},
};
for (size_t i = 0; i < arraysize(tests); ++i) {
SCOPED_TRACE(base::StringPrintf("case: %" PRIuS
", version: %d, code: %d, headers: %s",
i, tests[i].version, tests[i].status_code,
tests[i].headers));
EXPECT_EQ(GetReasonsForUncacheability(CreateResponse(tests[i])),
tests[i].expected_reasons);
}
}
} // namespace media
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