Upstream Chrome on iOS source code [1/11].

ios/chrome/browser/autofill/autofill_controller_unittest.mm

Index: ios/chrome/browser/autofill/autofill_controller_unittest.mm
diff --git a/ios/chrome/browser/autofill/autofill_controller_unittest.mm b/ios/chrome/browser/autofill/autofill_controller_unittest.mm
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index 0000000000000000000000000000000000000000..5942a05b0dc1d313d5880b4c6a17115bb673db8b
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+++ b/ios/chrome/browser/autofill/autofill_controller_unittest.mm
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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.
+
+#import "ios/chrome/browser/autofill/autofill_controller.h"
+
+#include <memory>
+#include <vector>
+
+#include "base/guid.h"
+#include "base/memory/ptr_util.h"
+#include "base/strings/utf_string_conversions.h"
+#include "base/test/histogram_tester.h"
+#import "base/test/ios/wait_util.h"
+#include "components/autofill/core/browser/autofill_manager.h"
+#include "components/autofill/core/browser/autofill_metrics.h"
+#include "components/autofill/core/browser/personal_data_manager.h"
+#include "components/autofill/ios/browser/autofill_driver_ios.h"
+#import "components/autofill/ios/browser/form_suggestion.h"
+#include "components/infobars/core/confirm_infobar_delegate.h"
+#include "components/infobars/core/infobar.h"
+#include "components/infobars/core/infobar_manager.h"
+#include "components/keyed_service/core/service_access_type.h"
+#import "ios/chrome/browser/autofill/autofill_agent.h"
+#import "ios/chrome/browser/autofill/form_input_accessory_view_controller.h"
+#import "ios/chrome/browser/autofill/form_suggestion_controller.h"
+#include "ios/chrome/browser/browser_state/test_chrome_browser_state.h"
+#include "ios/chrome/browser/infobars/infobar_manager_impl.h"
+#import "ios/chrome/browser/ui/autofill/autofill_client_ios.h"
+#import "ios/chrome/browser/web/chrome_web_test.h"
+#include "ios/chrome/browser/web_data_service_factory.h"
+#import "ios/web/public/web_state/web_state.h"
+#import "testing/gtest_mac.h"
+#include "ui/base/test/ios/ui_view_test_utils.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+// Real FormSuggestionController is wrapped to register the addition of
+// suggestions.
+@interface TestSuggestionController : FormSuggestionController
+
+@property(nonatomic, copy) NSArray* suggestions;
+@property(nonatomic, assign) BOOL suggestionRetrievalComplete;
+
+@end
+
+@implementation TestSuggestionController
+
+@synthesize suggestions = _suggestions;
+@synthesize suggestionRetrievalComplete = _suggestionRetrievalComplete;
+
+- (void)retrieveSuggestionsForFormNamed:(const std::string&)formName
+                              fieldName:(const std::string&)fieldName
+                                   type:(const std::string&)type
+                               webState:(web::WebState*)webState {
+  self.suggestionRetrievalComplete = NO;
+  [super retrieveSuggestionsForFormNamed:formName
+                               fieldName:fieldName
+                                    type:type
+                                webState:webState];
+}
+
+- (void)updateKeyboardWithSuggestions:(NSArray*)suggestions {
+  self.suggestions = suggestions;
+  self.suggestionRetrievalComplete = YES;
+}
+
+- (void)onNoSuggestionsAvailable {
+  self.suggestionRetrievalComplete = YES;
+};
+
+@end
+
+namespace autofill {
+
+namespace {
+
+// The profile-type form used by tests.
+NSString* const kProfileFormHtml =
+    @"<form action='/submit' method='post'>"
+     "Name <input type='text' name='name'>"
+     "Address <input type='text' name='address'>"
+     "City <input type='text' name='city'>"
+     "State <input type='text' name='state'>"
+     "Zip <input type='text' name='zip'>"
+     "<input type='submit' id='submit' value='Submit'>"
+     "</form>";
+
+// A minimal form with a name.
+NSString* const kMinimalFormWithNameHtml = @"<form id='form1'>"
+                                            "<input name='name'>"
+                                            "<input name='address'>"
+                                            "<input name='city'>"
+                                            "</form>";
+
+// The key/value-type form used by tests.
+NSString* const kKeyValueFormHtml =
+    @"<form action='/submit' method='post'>"
+     "Greeting <input type='text' name='greeting'>"
+     "Dummy field <input type='text' name='dummy'>"
+     "<input type='submit' id='submit' value='Submit'>"
+     "</form>";
+
+// The credit card-type form used by tests.
+NSString* const kCreditCardFormHtml =
+    @"<form action='/submit' method='post'>"
+     "Name on card: <input type='text' name='name'>"
+     "Credit card number: <input type='text' name='CCNo'>"
+     "Expiry Month: <input type='text' name='CCExpiresMonth'>"
+     "Expiry Year: <input type='text' name='CCExpiresYear'>"
+     "<input type='submit' id='submit' value='Submit'>"
+     "</form>";
+
+// Experiment preference key.
+NSString* const kAutofillVisible = @"AutofillVisible";
+
+// FAIL if a field with the supplied |name| and |fieldType| is not present on
+// the |form|.
+void CheckField(const FormStructure& form,
+                ServerFieldType fieldType,
+                const char* name) {
+  for (const AutofillField* field : form) {
+    if (field->heuristic_type() == fieldType) {
+      EXPECT_EQ(base::UTF8ToUTF16(name), field->unique_name());
+      return;
+    }
+  }
+  FAIL() << "Missing field " << name;
+}
+
+// WebDataServiceConsumer for receving vectors of strings and making them
+// available to tests.
+class TestConsumer : public WebDataServiceConsumer {
+ public:
+  void OnWebDataServiceRequestDone(
+      WebDataServiceBase::Handle handle,
+      std::unique_ptr<WDTypedResult> result) override {
+    DCHECK_EQ(result->GetType(), AUTOFILL_VALUE_RESULT);
+    result_ = static_cast<WDResult<std::vector<base::string16>>*>(result.get())
+                  ->GetValue();
+  }
+  std::vector<base::string16> result_;
+};
+
+// Text fixture to test autofill.
+class AutofillControllerTest : public ChromeWebTest {
+ public:
+  AutofillControllerTest() = default;
+  ~AutofillControllerTest() override {}
+
+ protected:
+  void SetUp() override;
+  void TearDown() override;
+  void SetUpForSuggestions(NSString* data);
+
+  // Adds key value data to the Personal Data Manager.
+  void SetUpKeyValueData();
+
+  // Blocks until suggestion retrieval has completed.
+  void WaitForSuggestionRetrieval();
+
+  // Fails if the specified metric was not registered the given number of times.
+  void ExpectMetric(const std::string& histogram_name, int sum);
+
+  // Fails if the specified user happiness metric was not registered.
+  void ExpectHappinessMetric(AutofillMetrics::UserHappinessMetric metric);
+
+  TestSuggestionController* suggestion_controller() {
+    return suggestion_controller_;
+  }
+
+ private:
+  // Weak pointer to AutofillAgent, owned by the AutofillController.
+  __weak AutofillAgent* autofill_agent_;
+
+  // Histogram tester for these tests.
+  std::unique_ptr<base::HistogramTester> histogram_tester_;
+
+  // Retrieves suggestions according to form events.
+  TestSuggestionController* suggestion_controller_;
+
+  // Retrieves accessory views according to form events.
+  FormInputAccessoryViewController* accessory_controller_;
+
+  // Manages autofill for a single page.
+  AutofillController* autofill_controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(AutofillControllerTest);
+};
+
+void AutofillControllerTest::SetUp() {
+  ChromeWebTest::SetUp();
+
+  // Profile import requires a PersonalDataManager which itself needs the
+  // WebDataService; this is not initialized on a TestChromeBrowserState by
+  // default.
+  chrome_browser_state_->CreateWebDataService();
+  // Enable autofill experiment.
+  NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
+  [defaults setBool:YES forKey:kAutofillVisible];
+
+  AutofillAgent* agent =
+      [[AutofillAgent alloc] initWithBrowserState:chrome_browser_state_.get()
+                                         webState:web_state()];
+  autofill_agent_ = agent;
+  InfoBarManagerImpl::CreateForWebState(web_state());
+  autofill_controller_ = [[AutofillController alloc]
+           initWithBrowserState:chrome_browser_state_.get()
+                       webState:web_state()
+                  autofillAgent:autofill_agent_
+      passwordGenerationManager:nullptr
+                downloadEnabled:NO];
+  suggestion_controller_ = [[TestSuggestionController alloc]
+      initWithWebState:web_state()
+             providers:@[ [autofill_controller_ suggestionProvider] ]];
+  accessory_controller_ = [[FormInputAccessoryViewController alloc]
+      initWithWebState:web_state()
+             providers:@[ [suggestion_controller_ accessoryViewProvider] ]];
+  histogram_tester_.reset(new base::HistogramTester());
+}
+
+void AutofillControllerTest::TearDown() {
+  [autofill_controller_ detachFromWebState];
+  [suggestion_controller_ detachFromWebState];
+
+  ChromeWebTest::TearDown();
+}
+
+void AutofillControllerTest::WaitForSuggestionRetrieval() {
+  // Wait for the message queue to ensure that JS events fired in the tests
+  // trigger TestSuggestionController's retrieveSuggestionsForFormNamed: method
+  // and set suggestionRetrievalComplete to NO.
+  WaitForBackgroundTasks();
+
+  // Now we can wait for suggestionRetrievalComplete to be set to YES.
+  WaitForCondition(^bool {
+    return [suggestion_controller() suggestionRetrievalComplete];
+  });
+}
+
+void AutofillControllerTest::ExpectMetric(const std::string& histogram_name,
+                                          int sum) {
+  histogram_tester_->ExpectBucketCount(histogram_name, sum, 1);
+}
+
+void AutofillControllerTest::ExpectHappinessMetric(
+    AutofillMetrics::UserHappinessMetric metric) {
+  histogram_tester_->ExpectBucketCount("Autofill.UserHappiness", metric, 1);
+}
+
+// Checks that viewing an HTML page containing a form results in the form being
+// registered as a FormStructure by the AutofillManager.
+TEST_F(AutofillControllerTest, ReadForm) {
+  AutofillManager* autofill_manager =
+      AutofillDriverIOS::FromWebState(web_state())->autofill_manager();
+  EXPECT_TRUE(autofill_manager->GetFormStructures().empty())
+      << "Forms are registered at beginning";
+  LoadHtml(kProfileFormHtml);
+  const std::vector<std::unique_ptr<FormStructure>>& forms =
+      autofill_manager->GetFormStructures();
+  ASSERT_EQ(1U, forms.size());
+  CheckField(*forms[0], NAME_FULL, "name_1");
+  CheckField(*forms[0], ADDRESS_HOME_LINE1, "address_1");
+  CheckField(*forms[0], ADDRESS_HOME_CITY, "city_1");
+  CheckField(*forms[0], ADDRESS_HOME_STATE, "state_1");
+  CheckField(*forms[0], ADDRESS_HOME_ZIP, "zip_1");
+  ExpectMetric("Autofill.IsEnabled.PageLoad", 1);
+  ExpectHappinessMetric(AutofillMetrics::FORMS_LOADED);
+};
+
+// Checks that viewing an HTML page containing a form with an 'id' results in
+// the form being registered as a FormStructure by the AutofillManager, and the
+// name is correctly set.
+TEST_F(AutofillControllerTest, ReadFormName) {
+  AutofillManager* autofill_manager =
+      AutofillDriverIOS::FromWebState(web_state())->autofill_manager();
+  LoadHtml(kMinimalFormWithNameHtml);
+  const std::vector<std::unique_ptr<FormStructure>>& forms =
+      autofill_manager->GetFormStructures();
+  ASSERT_EQ(1U, forms.size());
+  EXPECT_EQ(base::UTF8ToUTF16("form1"), forms[0]->ToFormData().name);
+};
+
+// Checks that an HTML page containing a profile-type form which is submitted
+// with scripts (simulating user form submission) results in a profile being
+// successfully imported into the PersonalDataManager.
+TEST_F(AutofillControllerTest, ProfileImport) {
+  AutofillManager* autofill_manager =
+      AutofillDriverIOS::FromWebState(web_state())->autofill_manager();
+  PersonalDataManager* personal_data_manager =
+      autofill_manager->client()->GetPersonalDataManager();
+  // Check there are no registered profiles already.
+  EXPECT_EQ(0U, personal_data_manager->GetProfiles().size());
+  LoadHtml(kProfileFormHtml);
+  ExecuteJavaScript(@"document.forms[0].name.value = 'Homer Simpson'");
+  ExecuteJavaScript(@"document.forms[0].address.value = '123 Main Street'");
+  ExecuteJavaScript(@"document.forms[0].city.value = 'Springfield'");
+  ExecuteJavaScript(@"document.forms[0].state.value = 'IL'");
+  ExecuteJavaScript(@"document.forms[0].zip.value = '55123'");
+  ExecuteJavaScript(@"submit.click()");
+  WaitForCondition(^bool {
+    return personal_data_manager->GetProfiles().size();
+  });
+  const std::vector<AutofillProfile*>& profiles =
+      personal_data_manager->GetProfiles();
+  if (profiles.size() != 1)
+    FAIL() << "Not exactly one profile found after attempted import";
+  const AutofillProfile& profile = *profiles[0];
+  EXPECT_EQ(base::UTF8ToUTF16("Homer Simpson"),
+            profile.GetInfo(AutofillType(NAME_FULL), "en-US"));
+  EXPECT_EQ(base::UTF8ToUTF16("123 Main Street"),
+            profile.GetInfo(AutofillType(ADDRESS_HOME_LINE1), "en-US"));
+  EXPECT_EQ(base::UTF8ToUTF16("Springfield"),
+            profile.GetInfo(AutofillType(ADDRESS_HOME_CITY), "en-US"));
+  EXPECT_EQ(base::UTF8ToUTF16("IL"),
+            profile.GetInfo(AutofillType(ADDRESS_HOME_STATE), "en-US"));
+  EXPECT_EQ(base::UTF8ToUTF16("55123"),
+            profile.GetInfo(AutofillType(ADDRESS_HOME_ZIP), "en-US"));
+};
+
+void AutofillControllerTest::SetUpForSuggestions(NSString* data) {
+  AutofillManager* autofill_manager =
+      AutofillDriverIOS::FromWebState(web_state())->autofill_manager();
+  PersonalDataManager* personal_data_manager =
+      autofill_manager->client()->GetPersonalDataManager();
+  AutofillProfile profile(base::GenerateGUID(), "https://www.example.com/");
+  profile.SetRawInfo(NAME_FULL, base::UTF8ToUTF16("Homer Simpson"));
+  profile.SetRawInfo(ADDRESS_HOME_LINE1, base::UTF8ToUTF16("123 Main Street"));
+  profile.SetRawInfo(ADDRESS_HOME_CITY, base::UTF8ToUTF16("Springfield"));
+  profile.SetRawInfo(ADDRESS_HOME_STATE, base::UTF8ToUTF16("IL"));
+  profile.SetRawInfo(ADDRESS_HOME_ZIP, base::UTF8ToUTF16("55123"));
+  EXPECT_EQ(0U, personal_data_manager->GetProfiles().size());
+  personal_data_manager->SaveImportedProfile(profile);
+  EXPECT_EQ(1U, personal_data_manager->GetProfiles().size());
+  LoadHtml(data);
+}
+
+// Checks that focusing on a text element of a profile-type form will result in
+// suggestions being sent to the AutofillAgent, once data has been loaded into a
+// test data manager.
+TEST_F(AutofillControllerTest, ProfileSuggestions) {
+  SetUpForSuggestions(kProfileFormHtml);
+  WaitForBackgroundTasks();
+  ui::test::uiview_utils::ForceViewRendering(web_state()->GetView());
+  ExecuteJavaScript(@"document.forms[0].name.focus()");
+  WaitForSuggestionRetrieval();
+  ExpectMetric("Autofill.AddressSuggestionsCount", 1);
+  ExpectHappinessMetric(AutofillMetrics::SUGGESTIONS_SHOWN);
+  EXPECT_EQ(1U, [suggestion_controller() suggestions].count);
+  FormSuggestion* suggestion = [suggestion_controller() suggestions][0];
+  EXPECT_NSEQ(@"Homer Simpson", suggestion.value);
+};
+
+// Tests that the system is able to offer suggestions for an anonymous form when
+// there is another anonymous form on the page.
+TEST_F(AutofillControllerTest, ProfileSuggestionsTwoAnonymousForms) {
+  SetUpForSuggestions(
+      [NSString stringWithFormat:@"%@%@", kProfileFormHtml, kProfileFormHtml]);
+  WaitForBackgroundTasks();
+  ui::test::uiview_utils::ForceViewRendering(web_state()->GetView());
+  ExecuteJavaScript(@"document.forms[0].name.focus()");
+  WaitForSuggestionRetrieval();
+  ExpectMetric("Autofill.AddressSuggestionsCount", 1);
+  ExpectHappinessMetric(AutofillMetrics::SUGGESTIONS_SHOWN);
+  EXPECT_EQ(1U, [suggestion_controller() suggestions].count);
+  FormSuggestion* suggestion = [suggestion_controller() suggestions][0];
+  EXPECT_NSEQ(@"Homer Simpson", suggestion.value);
+};
+
+// Checks that focusing on a select element in a profile-type form will result
+// in suggestions being sent to the AutofillAgent, once data has been loaded
+// into a test data manager.
+TEST_F(AutofillControllerTest, ProfileSuggestionsFromSelectField) {
+  SetUpForSuggestions(kProfileFormHtml);
+  WaitForBackgroundTasks();
+  ui::test::uiview_utils::ForceViewRendering(web_state()->GetView());
+  ExecuteJavaScript(@"document.forms[0].state.focus()");
+  WaitForSuggestionRetrieval();
+  ExpectMetric("Autofill.AddressSuggestionsCount", 1);
+  ExpectHappinessMetric(AutofillMetrics::SUGGESTIONS_SHOWN);
+  EXPECT_EQ(1U, [suggestion_controller() suggestions].count);
+  FormSuggestion* suggestion = [suggestion_controller() suggestions][0];
+  EXPECT_NSEQ(@"IL", suggestion.value);
+};
+
+// Checks that multiple profiles will offer a matching number of suggestions.
+TEST_F(AutofillControllerTest, MultipleProfileSuggestions) {
+  AutofillManager* autofill_manager =
+      AutofillDriverIOS::FromWebState(web_state())->autofill_manager();
+  PersonalDataManager* personal_data_manager =
+      autofill_manager->client()->GetPersonalDataManager();
+  AutofillProfile profile(base::GenerateGUID(), "https://www.example.com/");
+  profile.SetRawInfo(NAME_FULL, base::UTF8ToUTF16("Homer Simpson"));
+  profile.SetRawInfo(ADDRESS_HOME_LINE1, base::UTF8ToUTF16("123 Main Street"));
+  profile.SetRawInfo(ADDRESS_HOME_CITY, base::UTF8ToUTF16("Springfield"));
+  profile.SetRawInfo(ADDRESS_HOME_STATE, base::UTF8ToUTF16("IL"));
+  profile.SetRawInfo(ADDRESS_HOME_ZIP, base::UTF8ToUTF16("55123"));
+  EXPECT_EQ(0U, personal_data_manager->GetProfiles().size());
+  personal_data_manager->SaveImportedProfile(profile);
+  EXPECT_EQ(1U, personal_data_manager->GetProfiles().size());
+  AutofillProfile profile2(base::GenerateGUID(), "https://www.example.com/");
+  profile2.SetRawInfo(NAME_FULL, base::UTF8ToUTF16("Larry Page"));
+  profile2.SetRawInfo(ADDRESS_HOME_LINE1,
+                      base::UTF8ToUTF16("1600 Amphitheatre Parkway"));
+  profile2.SetRawInfo(ADDRESS_HOME_CITY, base::UTF8ToUTF16("Mountain View"));
+  profile2.SetRawInfo(ADDRESS_HOME_STATE, base::UTF8ToUTF16("CA"));
+  profile2.SetRawInfo(ADDRESS_HOME_ZIP, base::UTF8ToUTF16("94043"));
+  personal_data_manager->SaveImportedProfile(profile2);
+  EXPECT_EQ(2U, personal_data_manager->GetProfiles().size());
+  LoadHtml(kProfileFormHtml);
+  WaitForBackgroundTasks();
+  ui::test::uiview_utils::ForceViewRendering(web_state()->GetView());
+  ExecuteJavaScript(@"document.forms[0].name.focus()");
+  WaitForSuggestionRetrieval();
+  ExpectMetric("Autofill.AddressSuggestionsCount", 2);
+  ExpectHappinessMetric(AutofillMetrics::SUGGESTIONS_SHOWN);
+  EXPECT_EQ(2U, [suggestion_controller() suggestions].count);
+}
+
+// Check that an HTML page containing a key/value type form which is submitted
+// with scripts (simulating user form submission) results in data being
+// successfully registered.
+TEST_F(AutofillControllerTest, KeyValueImport) {
+  LoadHtml(kKeyValueFormHtml);
+  ExecuteJavaScript(@"document.forms[0].greeting.value = 'Hello'");
+  scoped_refptr<AutofillWebDataService> web_data_service =
+      ios::WebDataServiceFactory::GetAutofillWebDataForBrowserState(
+          chrome_browser_state_.get(), ServiceAccessType::EXPLICIT_ACCESS);
+  __block TestConsumer consumer;
+  const int limit = 1;
+  web_data_service->GetFormValuesForElementName(
+      base::UTF8ToUTF16("greeting"), base::string16(), limit, &consumer);
+  WaitForBackgroundTasks();
+  // No value should be returned before anything is loaded via form submission.
+  ASSERT_EQ(0U, consumer.result_.size());
+  ExecuteJavaScript(@"submit.click()");
+  WaitForCondition(^bool {
+    web_data_service->GetFormValuesForElementName(
+        base::UTF8ToUTF16("greeting"), base::string16(), limit, &consumer);
+    return consumer.result_.size();
+  });
+  WaitForBackgroundTasks();
+  // One result should be returned, matching the filled value.
+  ASSERT_EQ(1U, consumer.result_.size());
+  EXPECT_EQ(base::UTF8ToUTF16("Hello"), consumer.result_[0]);
+};
+
+void AutofillControllerTest::SetUpKeyValueData() {
+  scoped_refptr<AutofillWebDataService> web_data_service =
+      ios::WebDataServiceFactory::GetAutofillWebDataForBrowserState(
+          chrome_browser_state_.get(), ServiceAccessType::EXPLICIT_ACCESS);
+  // Load value into database.
+  std::vector<FormFieldData> values;
+  FormFieldData fieldData;
+  fieldData.name = base::UTF8ToUTF16("greeting");
+  fieldData.value = base::UTF8ToUTF16("Bonjour");
+  values.push_back(fieldData);
+  web_data_service->AddFormFields(values);
+}
+
+// Checks that focusing on an element of a key/value type form then typing the
+// first letter of a suggestion will result in suggestions being sent to the
+// AutofillAgent, once data has been loaded into a test data manager.
+TEST_F(AutofillControllerTest, KeyValueSuggestions) {
+  SetUpKeyValueData();
+  // Load test page and focus element.
+  LoadHtml(kKeyValueFormHtml);
+  WaitForBackgroundTasks();
+  ExecuteJavaScript(@"document.forms[0].greeting.value='B'");
+  ExecuteJavaScript(@"document.forms[0].greeting.focus()");
+  WaitForSuggestionRetrieval();
+  EXPECT_EQ(1U, [suggestion_controller() suggestions].count);
+  FormSuggestion* suggestion = [suggestion_controller() suggestions][0];
+  EXPECT_NSEQ(@"Bonjour", suggestion.value);
+};
+
+// Checks that typing events (simulated in script) result in suggestions. Note
+// that the field is not explictly focused before typing starts; this can happen
+// in practice and should not result in a crash or incorrect behavior.
+TEST_F(AutofillControllerTest, KeyValueTypedSuggestions) {
+  SetUpKeyValueData();
+  LoadHtml(kKeyValueFormHtml);
+  WaitForBackgroundTasks();
+  ExecuteJavaScript(@"document.forms[0].greeting.select()");
+  ExecuteJavaScript(@"event = document.createEvent('TextEvent');");
+  ExecuteJavaScript(
+      @"event.initTextEvent('textInput', true, true, window, 'B');");
+  ExecuteJavaScript(@"document.forms[0].greeting.dispatchEvent(event);");
+  WaitForSuggestionRetrieval();
+  EXPECT_EQ(1U, [suggestion_controller() suggestions].count);
+  FormSuggestion* suggestion = [suggestion_controller() suggestions][0];
+  EXPECT_NSEQ(@"Bonjour", suggestion.value);
+}
+
+// Checks that focusing on and typing on one field, then changing focus before
+// typing again, result in suggestions.
+TEST_F(AutofillControllerTest, KeyValueFocusChange) {
+  SetUpKeyValueData();
+  LoadHtml(kKeyValueFormHtml);
+
+  // Focus the dummy field and confirm no suggestions are presented.
+  ExecuteJavaScript(@"document.forms[0].dummy.focus()");
+  WaitForSuggestionRetrieval();
+  EXPECT_EQ(0U, [suggestion_controller() suggestions].count);
+
+  // Enter 'B' in the dummy field and confirm no suggestions are presented.
+  ExecuteJavaScript(@"event = document.createEvent('TextEvent');");
+  ExecuteJavaScript(
+      @"event.initTextEvent('textInput', true, true, window, 'B');");
+  ExecuteJavaScript(@"document.forms[0].dummy.dispatchEvent(event);");
+  WaitForSuggestionRetrieval();
+  EXPECT_EQ(0U, [suggestion_controller() suggestions].count);
+
+  // Enter 'B' in the greeting field and confirm that one suggestion ("Bonjour")
+  // is presented.
+  ExecuteJavaScript(@"document.forms[0].greeting.select()");
+  ExecuteJavaScript(@"event = document.createEvent('TextEvent');");
+  ExecuteJavaScript(
+      @"event.initTextEvent('textInput', true, true, window, 'B');");
+  ExecuteJavaScript(@"document.forms[0].greeting.dispatchEvent(event);");
+  WaitForSuggestionRetrieval();
+  EXPECT_EQ(1U, [suggestion_controller() suggestions].count);
+  FormSuggestion* suggestion = [suggestion_controller() suggestions][0];
+  EXPECT_NSEQ(@"Bonjour", suggestion.value);
+}
+
+// Checks that focusing on an element of a key/value type form without typing
+// won't result in suggestions being sent to the AutofillAgent, once data has
+// been loaded into a test data manager.
+TEST_F(AutofillControllerTest, NoKeyValueSuggestionsWithoutTyping) {
+  SetUpKeyValueData();
+  // Load test page and focus element.
+  LoadHtml(kKeyValueFormHtml);
+  ExecuteJavaScript(@"document.forms[0].greeting.focus()");
+  WaitForSuggestionRetrieval();
+  EXPECT_EQ(0U, [suggestion_controller() suggestions].count);
+}
+
+// Checks that an HTML page containing a credit card-type form which is
+// submitted with scripts (simulating user form submission) results in a credit
+// card being successfully imported into the PersonalDataManager.
+TEST_F(AutofillControllerTest, CreditCardImport) {
+  InfoBarManagerImpl::CreateForWebState(web_state());
+  AutofillManager* autofill_manager =
+      AutofillDriverIOS::FromWebState(web_state())->autofill_manager();
+  PersonalDataManager* personal_data_manager =
+      autofill_manager->client()->GetPersonalDataManager();
+  // Check there are no registered profiles already.
+  EXPECT_EQ(0U, personal_data_manager->GetCreditCards().size());
+  LoadHtml(kCreditCardFormHtml);
+  ExecuteJavaScript(@"document.forms[0].name.value = 'Superman'");
+  ExecuteJavaScript(@"document.forms[0].CCNo.value = '4000-4444-4444-4444'");
+  ExecuteJavaScript(@"document.forms[0].CCExpiresMonth.value = '11'");
+  ExecuteJavaScript(@"document.forms[0].CCExpiresYear.value = '2999'");
+  ExecuteJavaScript(@"submit.click()");
+  infobars::InfoBarManager* infobar_manager =
+      InfoBarManagerImpl::FromWebState(web_state());
+  base::test::ios::WaitUntilCondition(^bool() {
+    return infobar_manager->infobar_count();
+  });
+  ExpectMetric("Autofill.CreditCardInfoBar.Local",
+               AutofillMetrics::INFOBAR_SHOWN);
+  ASSERT_EQ(1U, infobar_manager->infobar_count());
+  infobars::InfoBarDelegate* infobar =
+      infobar_manager->infobar_at(0)->delegate();
+  ConfirmInfoBarDelegate* confirm_infobar = infobar->AsConfirmInfoBarDelegate();
+  confirm_infobar->Accept();
+  const std::vector<CreditCard*>& credit_cards =
+      personal_data_manager->GetCreditCards();
+  ASSERT_EQ(1U, credit_cards.size());
+  const CreditCard& credit_card = *credit_cards[0];
+  EXPECT_EQ(base::UTF8ToUTF16("Superman"),
+            credit_card.GetInfo(AutofillType(CREDIT_CARD_NAME_FULL), "en-US"));
+  EXPECT_EQ(base::UTF8ToUTF16("4000444444444444"),
+            credit_card.GetInfo(AutofillType(CREDIT_CARD_NUMBER), "en-US"));
+  EXPECT_EQ(base::UTF8ToUTF16("11"),
+            credit_card.GetInfo(AutofillType(CREDIT_CARD_EXP_MONTH), "en-US"));
+  EXPECT_EQ(
+      base::UTF8ToUTF16("2999"),
+      credit_card.GetInfo(AutofillType(CREDIT_CARD_EXP_4_DIGIT_YEAR), "en-US"));
+};
+
+}  // namespace
+
+}  // namespace autofill