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// Copyright 2015 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 <string>
#import <WebKit/WebKit.h>
#import "base/mac/scoped_nsobject.h"
#include "base/memory/scoped_ptr.h"
#include "base/test/ios/wait_util.h"
#include "ios/web/public/browser_state.h"
#import "ios/web/public/test/http_server.h"
#include "ios/web/public/test/response_providers/string_response_provider.h"
#import "ios/web/public/web_view_creation_util.h"
#import "ios/web/test/web_int_test.h"
#import "ios/web/web_state/ui/web_view_js_utils.h"
#import "net/base/mac/url_conversions.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/gtest_mac.h"
// A WKNavigationDelegate that is used to check if a WKWebView has finished
// a navigation. Used for testing purposes.
@interface TestNavigationDelegate : NSObject <WKNavigationDelegate>
// YES if a navigation has finished.
@property (nonatomic, assign) BOOL didFinishNavigation;
@end
@implementation TestNavigationDelegate
@synthesize didFinishNavigation = _didFinishNavigation;
- (void)webView:(WKWebView*)webView
didFinishNavigation:(WKNavigation*)navigation {
self.didFinishNavigation = YES;
}
@end
// A test fixture for testing that browsing data is partitioned between
// web views created with a non-OTR BrowserState and web views created with an
// OTR BrowserState.
class BrowserStateWebViewPartitionTest : public web::WebIntTest {
protected:
void SetUp() override {
web::WebIntTest::SetUp();
otr_browser_state_.SetOffTheRecord(true);
web::test::HttpServer& server = web::test::HttpServer::GetSharedInstance();
ASSERT_TRUE(server.IsRunning());
provider_.reset(new web::StringResponseProvider("Hello World"));
server.AddResponseProvider(provider_.get());
}
void TearDown() override {
web::test::HttpServer& server = web::test::HttpServer::GetSharedInstance();
server.RemoveResponseProvider(provider_.release());
web::WebIntTest::TearDown();
}
// Runs the given JavaScript on |web_view| and returns the result as a string.
NSString* EvaluateJavaScript(WKWebView* web_view,
NSString* js) {
__block base::scoped_nsobject<NSString> result;
__block bool block_was_called = false;
web::EvaluateJavaScript(web_view, js, ^(NSString* js_result, NSError*) {
result.reset([js_result copy]);
block_was_called = true;
});
base::test::ios::WaitUntilCondition(^bool {
return block_was_called;
});
return [[result copy] autorelease];
}
// Sets a persistent cookie with key, value on |web_view|.
void SetCookie(NSString* key, NSString* value, WKWebView* web_view) {
NSString* set_cookie = [NSString
stringWithFormat:@"document.cookie='%@=%@;"
@"Expires=Tue, 05-May-9999 02:18:23 GMT; Path=/'",
key, value];
EvaluateJavaScript(web_view, set_cookie);
}
// Returns a csv list of all cookies from |web_view|.
NSString* GetCookies(WKWebView* web_view) {
return EvaluateJavaScript(web_view, @"document.cookie");
}
// Sets a localstorage key, value pair on |web_view|.
void SetLocalStorageItem(NSString* key,
NSString* value,
WKWebView* web_view) {
NSString* set_local_storage_item = [NSString
stringWithFormat:@"localStorage.setItem('%@', '%@')", key, value];
EvaluateJavaScript(web_view, set_local_storage_item);
}
// Returns the localstorage value associated with |key| from |web_view|.
NSString* GetLocalStorageItem(NSString* key, WKWebView* web_view) {
NSString* get_local_storage_value =
[NSString stringWithFormat:@"localStorage.getItem('%@');", key];
return EvaluateJavaScript(web_view, get_local_storage_value);
}
// Loads a test web page (that contains a small string) in |web_view| and
// waits until the web view has finished the navigation.
void LoadTestWebPage(WKWebView* web_view) {
DCHECK(web_view);
base::scoped_nsobject<TestNavigationDelegate> navigation_delegate(
[[TestNavigationDelegate alloc] init]);
id old_navigation_delegate = web_view.navigationDelegate;
web_view.navigationDelegate = navigation_delegate;
web::test::HttpServer& server = web::test::HttpServer::GetSharedInstance();
ASSERT_TRUE(server.IsRunning());
NSURL* url = net::NSURLWithGURL(server.MakeUrl("http://whatever/"));
[web_view loadRequest:[NSURLRequest requestWithURL:url]];
base::test::ios::WaitUntilCondition(^bool {
return [navigation_delegate didFinishNavigation];
});
web_view.navigationDelegate = old_navigation_delegate;
}
// Returns the BrowserState that is used for testing.
web::BrowserState* GetOtrBrowserState() { return &otr_browser_state_; }
private:
// The ResponseProvider used to load a simple web page.
scoped_ptr<web::ResponseProvider> provider_;
// The OTR browser state used in tests.
web::TestBrowserState otr_browser_state_;
};
// Tests that cookies are partitioned between web views created with a
// non-OTR BrowserState and an OTR BrowserState.
TEST_F(BrowserStateWebViewPartitionTest, Cookies) {
base::scoped_nsobject<WKWebView> web_view_1(
web::CreateWKWebView(CGRectZero, GetBrowserState()));
LoadTestWebPage(web_view_1);
SetCookie(@"someCookieName1", @"someCookieValue1", web_view_1);
EXPECT_NSEQ(@"someCookieName1=someCookieValue1", GetCookies(web_view_1));
base::scoped_nsobject<WKWebView> web_view_2(
web::CreateWKWebView(CGRectZero, GetOtrBrowserState()));
LoadTestWebPage(web_view_2);
// Test that the cookie has not leaked over to |web_view_2|.
EXPECT_NSEQ(@"", GetCookies(web_view_2));
SetCookie(@"someCookieName2", @"someCookieValue2", web_view_2);
EXPECT_NSEQ(@"someCookieName2=someCookieValue2", GetCookies(web_view_2));
// Test that the cookie has not leaked over to |web_view_1|.
NSString* cookies = GetCookies(web_view_1);
EXPECT_FALSE([cookies containsString:@"someCookieName2"]);
}
// Tests that localStorage is partitioned between web views created with a
// non-OTR BrowserState and an OTR BrowserState.
TEST_F(BrowserStateWebViewPartitionTest, LocalStorage) {
base::scoped_nsobject<WKWebView> web_view_1(
web::CreateWKWebView(CGRectZero, GetBrowserState()));
LoadTestWebPage(web_view_1);
SetLocalStorageItem(@"someKey1", @"someValue1", web_view_1);
EXPECT_NSEQ(@"someValue1", GetLocalStorageItem(@"someKey1", web_view_1));
base::scoped_nsobject<WKWebView> web_view_2(
web::CreateWKWebView(CGRectZero, GetOtrBrowserState()));
LoadTestWebPage(web_view_2);
// Test that LocalStorage has not leaked over to |web_view_2|.
EXPECT_NSEQ(@"", GetLocalStorageItem(@"someKey1", web_view_2));
SetLocalStorageItem(@"someKey2", @"someValue2", web_view_2);
// Due to platform limitation, it's not possible to actually set localStorage
// item on an OTR BrowserState. Therefore, it's not possible to verify that a
// localStorage item has been correctly set.
// Look at
// http://stackoverflow.com/questions/14555347/html5-localstorage-error-with-safari-quota-exceeded-err-dom-exception-22-an
// for more details.
// Test that LocalStorage has not leaked over to |web_view_1|.
EXPECT_NSEQ(@"", GetLocalStorageItem(@"someKey2", web_view_1));
}
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