| // Copyright 2016 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. |
| |
| #import <EarlGrey/EarlGrey.h> |
| #import <UIKit/UIKit.h> |
| #import <XCTest/XCTest.h> |
| |
| #include "base/strings/sys_string_conversions.h" |
| #include "components/content_settings/core/browser/host_content_settings_map.h" |
| #include "ios/chrome/browser/browser_state/chrome_browser_state.h" |
| #include "ios/chrome/browser/content_settings/host_content_settings_map_factory.h" |
| #import "ios/chrome/test/app/chrome_test_util.h" |
| #include "ios/chrome/test/app/web_view_interaction_test_util.h" |
| #import "ios/chrome/test/earl_grey/chrome_assertions.h" |
| #import "ios/chrome/test/earl_grey/chrome_earl_grey.h" |
| #import "ios/chrome/test/earl_grey/chrome_matchers.h" |
| #import "ios/chrome/test/earl_grey/chrome_test_case.h" |
| #import "ios/web/public/test/http_server.h" |
| #include "ios/web/public/test/http_server_util.h" |
| #include "url/url_constants.h" |
| |
| #if !defined(__has_feature) || !__has_feature(objc_arc) |
| #error "This file requires ARC support." |
| #endif |
| |
| namespace { |
| |
| // Timeout to use when waiting for a condition to be true. |
| const CFTimeInterval kConditionTimeout = 4.0; |
| |
| // Returns the URL for the HTML that is used for testing purposes in this file. |
| GURL GetTestUrl() { |
| return web::test::HttpServer::MakeUrl( |
| "http://ios/testing/data/http_server_files/" |
| "browsing_prevent_default_test_page.html"); |
| } |
| |
| // ScopedBlockPopupsPref modifies the block popups preference and resets the |
| // preference to its original value when this object goes out of scope. |
| class ScopedBlockPopupsPref { |
| public: |
| explicit ScopedBlockPopupsPref(ContentSetting setting) { |
| original_setting_ = GetPrefValue(); |
| SetPrefValue(setting); |
| } |
| ~ScopedBlockPopupsPref() { SetPrefValue(original_setting_); } |
| |
| private: |
| // Gets the current value of the preference. |
| ContentSetting GetPrefValue() { |
| ContentSetting popupSetting = |
| ios::HostContentSettingsMapFactory::GetForBrowserState( |
| chrome_test_util::GetOriginalBrowserState()) |
| ->GetDefaultContentSetting(CONTENT_SETTINGS_TYPE_POPUPS, NULL); |
| return popupSetting; |
| } |
| |
| // Sets the preference to the given value. |
| void SetPrefValue(ContentSetting setting) { |
| DCHECK(setting == CONTENT_SETTING_BLOCK || |
| setting == CONTENT_SETTING_ALLOW); |
| ios::ChromeBrowserState* state = |
| chrome_test_util::GetOriginalBrowserState(); |
| ios::HostContentSettingsMapFactory::GetForBrowserState(state) |
| ->SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_POPUPS, setting); |
| } |
| |
| // Saves the original pref setting so that it can be restored when the scoper |
| // is destroyed. |
| ContentSetting original_setting_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ScopedBlockPopupsPref); |
| }; |
| |
| } // namespace |
| |
| // Tests that the javascript preventDefault() function correctly prevents new |
| // tabs from opening or navigation from occurring. |
| @interface BrowsingPreventDefaultTestCase : ChromeTestCase |
| @end |
| |
| @implementation BrowsingPreventDefaultTestCase |
| |
| // Helper function to tap a link and verify that the URL did not change and no |
| // new tabs were opened. |
| - (void)runTestAndVerifyNoNavigationForLinkID:(const std::string&)linkID { |
| // Disable popup blocking, because that will mask failures that try to open |
| // new tabs. |
| ScopedBlockPopupsPref scoper(CONTENT_SETTING_ALLOW); |
| web::test::SetUpFileBasedHttpServer(); |
| |
| const GURL testURL = GetTestUrl(); |
| [ChromeEarlGrey loadURL:testURL]; |
| chrome_test_util::AssertMainTabCount(1U); |
| |
| // Tap on the test link and wait for the page to display "Click done", as an |
| // indicator that the element was tapped. |
| chrome_test_util::TapWebViewElementWithId(linkID); |
| [[GREYCondition |
| conditionWithName:@"Waiting for webview to display 'Click done'." |
| block:^BOOL { |
| id<GREYMatcher> webViewMatcher = |
| chrome_test_util::WebViewContainingText("Click done"); |
| NSError* error = nil; |
| [[EarlGrey selectElementWithMatcher:webViewMatcher] |
| assertWithMatcher:grey_notNil() |
| error:&error]; |
| return error == nil; |
| }] waitWithTimeout:kConditionTimeout]; |
| |
| // Check that no navigation occurred and no new tabs were opened. |
| chrome_test_util::AssertMainTabCount(1U); |
| const GURL& currentURL = |
| chrome_test_util::GetCurrentWebState()->GetVisibleURL(); |
| GREYAssert(currentURL == testURL, @"Page navigated unexpectedly %s", |
| currentURL.spec().c_str()); |
| } |
| |
| // Taps a link with onclick="event.preventDefault()" and target="_blank" and |
| // verifies that the URL didn't change and no tabs were opened. |
| - (void)testPreventDefaultOverridesTargetBlank { |
| const std::string linkID = |
| "webScenarioBrowsingLinkPreventDefaultOverridesTargetBlank"; |
| [self runTestAndVerifyNoNavigationForLinkID:linkID]; |
| } |
| |
| // Tests clicking a link with target="_blank" and event 'preventDefault()' and |
| // 'stopPropagation()' does not change the current URL nor open a new tab. |
| - (void)testPreventDefaultOverridesStopPropagation { |
| const std::string linkID = |
| "webScenarioBrowsingLinkPreventDefaultOverridesStopPropagation"; |
| [self runTestAndVerifyNoNavigationForLinkID:linkID]; |
| } |
| |
| // Tests clicking a link with event 'preventDefault()' and URL loaded by |
| // JavaScript does not open a new tab, but does navigate to the URL. |
| - (void)testPreventDefaultOverridesWindowOpen { |
| // Disable popup blocking, because that will mask failures that try to open |
| // new tabs. |
| ScopedBlockPopupsPref scoper(CONTENT_SETTING_ALLOW); |
| web::test::SetUpFileBasedHttpServer(); |
| |
| const GURL testURL = GetTestUrl(); |
| [ChromeEarlGrey loadURL:testURL]; |
| chrome_test_util::AssertMainTabCount(1U); |
| |
| // Tap on the test link. |
| const std::string linkID = |
| "webScenarioBrowsingLinkPreventDefaultOverridesWindowOpen"; |
| chrome_test_util::TapWebViewElementWithId(linkID); |
| |
| // Stall a bit to make sure the webview doesn't do anything asynchronously. |
| [[GREYCondition |
| conditionWithName:@"Waiting for webview to display 'Click done'." |
| block:^BOOL { |
| id<GREYMatcher> webViewMatcher = |
| chrome_test_util::WebViewContainingText("Click done"); |
| NSError* error = nil; |
| [[EarlGrey selectElementWithMatcher:webViewMatcher] |
| assertWithMatcher:grey_notNil() |
| error:&error]; |
| return error == nil; |
| }] waitWithTimeout:kConditionTimeout]; |
| |
| // Check that the tab navigated to about:blank and no new tabs were opened. |
| [[GREYCondition |
| conditionWithName:@"Wait for navigation to about:blank" |
| block:^BOOL { |
| const GURL& currentURL = |
| chrome_test_util::GetCurrentWebState()->GetVisibleURL(); |
| return currentURL == GURL(url::kAboutBlankURL); |
| }] waitWithTimeout:kConditionTimeout]; |
| chrome_test_util::AssertMainTabCount(1U); |
| } |
| |
| @end |