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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 "components/autofill/ios/browser/js_autofill_manager.h"
#import <Foundation/Foundation.h>
#import "base/test/ios/wait_util.h"
#include "base/test/scoped_feature_list.h"
#include "components/autofill/core/common/autofill_constants.h"
#include "components/autofill/core/common/autofill_features.h"
#import "components/autofill/ios/browser/js_autofill_manager.h"
#include "ios/chrome/browser/web/chrome_web_client.h"
#import "ios/chrome/browser/web/chrome_web_test.h"
#import "ios/web/public/test/js_test_util.h"
#import "ios/web/public/web_state/js/crw_js_injection_receiver.h"
#include "ios/web/public/web_state/web_frame_util.h"
#import "ios/web/public/web_state/web_state.h"
#import "testing/gtest_mac.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
namespace {
NSString* const kUnownedUntitledFormHtml =
@"<INPUT type='text' id='firstname'/>"
"<INPUT type='text' id='lastname'/>"
"<INPUT type='hidden' id='imhidden'/>"
"<INPUT type='text' id='notempty' value='Hi'/>"
"<INPUT type='text' autocomplete='off' id='noautocomplete'/>"
"<INPUT type='text' disabled='disabled' id='notenabled'/>"
"<INPUT type='text' readonly id='readonly'/>"
"<INPUT type='text' style='visibility: hidden'"
" id='invisible'/>"
"<INPUT type='text' style='display: none' id='displaynone'/>"
"<INPUT type='month' id='month'/>"
"<INPUT type='month' id='month-nonempty' value='2011-12'/>"
"<SELECT id='select'>"
" <OPTION></OPTION>"
" <OPTION value='CA'>California</OPTION>"
" <OPTION value='TX'>Texas</OPTION>"
"</SELECT>"
"<SELECT id='select-nonempty'>"
" <OPTION value='CA' selected>California</OPTION>"
" <OPTION value='TX'>Texas</OPTION>"
"</SELECT>"
"<SELECT id='select-unchanged'>"
" <OPTION value='CA' selected>California</OPTION>"
" <OPTION value='TX'>Texas</OPTION>"
"</SELECT>"
"<SELECT id='select-displaynone' style='display:none'>"
" <OPTION value='CA' selected>California</OPTION>"
" <OPTION value='TX'>Texas</OPTION>"
"</SELECT>"
"<TEXTAREA id='textarea'></TEXTAREA>"
"<TEXTAREA id='textarea-nonempty'>Go&#10;away!</TEXTAREA>"
"<INPUT type='submit' name='reply-send' value='Send'/>";
// TODO(crbug.com/619982): MobileSafari corrected HTMLInputElement.maxLength
// with the specification ( https://bugs.webkit.org/show_bug.cgi?id=154906 ).
// Add support for old and new default maxLength value until we dropped Xcode 7.
NSNumber* GetDefaultMaxLength() {
return @524288;
}
// Text fixture to test JsAutofillManager.
class JsAutofillManagerTest : public ChromeWebTest {
protected:
JsAutofillManagerTest()
: ChromeWebTest(std::make_unique<ChromeWebClient>()) {}
// Loads the given HTML and initializes the Autofill JS scripts.
void LoadHtml(NSString* html) {
ChromeWebTest::LoadHtml(html);
manager_ = [[JsAutofillManager alloc]
initWithReceiver:web_state()->GetJSInjectionReceiver()];
}
// Testable autofill manager.
JsAutofillManager* manager_;
};
// Tests that |hasBeenInjected| returns YES after |inject| call.
TEST_F(JsAutofillManagerTest, InitAndInject) {
LoadHtml(@"<html></html>");
EXPECT_NSEQ(@"object", ExecuteJavaScript(@"typeof __gCrWeb.autofill"));
}
// Tests forms extraction method
// (fetchFormsWithRequirements:minimumRequiredFieldsCount:completionHandler:).
TEST_F(JsAutofillManagerTest, ExtractForms) {
LoadHtml(
@"<html><body><form name='testform' method='post'>"
"<input type='text' id='firstname' name='firstname'/>"
"<input type='text' id='lastname' name='lastname'/>"
"<input type='email' id='email' name='email'/>"
"</form></body></html>");
NSDictionary* expected = @{
@"name" : @"testform",
@"fields" : @[
@{
@"name" : @"firstname",
@"name_attribute" : @"firstname",
@"id_attribute" : @"firstname",
@"identifier" : @"firstname",
@"form_control_type" : @"text",
@"max_length" : GetDefaultMaxLength(),
@"should_autocomplete" : @true,
@"is_checkable" : @false,
@"is_focusable" : @true,
@"value" : @"",
@"label" : @""
},
@{
@"name" : @"lastname",
@"name_attribute" : @"lastname",
@"id_attribute" : @"lastname",
@"identifier" : @"lastname",
@"form_control_type" : @"text",
@"max_length" : GetDefaultMaxLength(),
@"should_autocomplete" : @true,
@"is_checkable" : @false,
@"is_focusable" : @true,
@"value" : @"",
@"label" : @""
},
@{
@"name" : @"email",
@"name_attribute" : @"email",
@"id_attribute" : @"email",
@"identifier" : @"email",
@"form_control_type" : @"email",
@"max_length" : GetDefaultMaxLength(),
@"should_autocomplete" : @true,
@"is_checkable" : @false,
@"is_focusable" : @true,
@"value" : @"",
@"label" : @""
}
]
};
__block BOOL block_was_called = NO;
__block NSString* result;
[manager_
fetchFormsWithMinimumRequiredFieldsCount:
autofill::MinRequiredFieldsForHeuristics()
inFrame:web::GetMainWebFrame(web_state())
completionHandler:^(NSString* actualResult) {
block_was_called = YES;
result = [actualResult copy];
}];
base::test::ios::WaitUntilCondition(^bool() {
return block_was_called;
});
NSArray* resultArray = [NSJSONSerialization
JSONObjectWithData:[result dataUsingEncoding:NSUTF8StringEncoding]
options:0
error:nil];
EXPECT_NSNE(nil, resultArray);
NSDictionary* form = [resultArray firstObject];
[expected enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL* stop) {
EXPECT_NSEQ(form[key], obj);
}];
}
// Tests forms extraction method
// (fetchFormsWithRequirements:minimumRequiredFieldsCount:completionHandler:)
// when formless forms are restricted to checkout flows. No form is expected to
// be extracted here.
TEST_F(JsAutofillManagerTest, ExtractFormlessForms_RestrictToFormlessCheckout) {
// Restrict formless forms to checkout flows.
base::test::ScopedFeatureList feature_list;
feature_list.InitAndEnableFeature(
autofill::features::kAutofillRestrictUnownedFieldsToFormlessCheckout);
LoadHtml(kUnownedUntitledFormHtml);
__block BOOL block_was_called = NO;
__block NSString* result;
[manager_
fetchFormsWithMinimumRequiredFieldsCount:
autofill::MinRequiredFieldsForHeuristics()
inFrame:web::GetMainWebFrame(web_state())
completionHandler:^(NSString* actualResult) {
block_was_called = YES;
result = [actualResult copy];
}];
base::test::ios::WaitUntilCondition(^bool() {
return block_was_called;
});
// Verify that the form is empty.
NSArray* resultArray = [NSJSONSerialization
JSONObjectWithData:[result dataUsingEncoding:NSUTF8StringEncoding]
options:0
error:nil];
EXPECT_NSNE(nil, resultArray);
EXPECT_EQ(0u, resultArray.count);
}
// Tests forms extraction method
// (fetchFormsWithRequirements:minimumRequiredFieldsCount:completionHandler:)
// when all formless forms are extracted. A formless form is expected to be
// extracted here.
TEST_F(JsAutofillManagerTest, ExtractFormlessForms_AllFormlessForms) {
// Allow all formless forms to be extracted.
base::test::ScopedFeatureList feature_list;
feature_list.InitAndDisableFeature(
autofill::features::kAutofillRestrictUnownedFieldsToFormlessCheckout);
LoadHtml(kUnownedUntitledFormHtml);
__block BOOL block_was_called = NO;
__block NSString* result;
[manager_
fetchFormsWithMinimumRequiredFieldsCount:
autofill::MinRequiredFieldsForHeuristics()
inFrame:web::GetMainWebFrame(web_state())
completionHandler:^(NSString* actualResult) {
block_was_called = YES;
result = [actualResult copy];
}];
base::test::ios::WaitUntilCondition(^bool() {
return block_was_called;
});
// Verify that the form is non-empty.
NSArray* resultArray = [NSJSONSerialization
JSONObjectWithData:[result dataUsingEncoding:NSUTF8StringEncoding]
options:0
error:nil];
EXPECT_NSNE(nil, resultArray);
EXPECT_NE(0u, resultArray.count);
}
// Tests form filling (fillActiveFormField:completionHandler:) method.
TEST_F(JsAutofillManagerTest, FillActiveFormField) {
LoadHtml(
@"<html><body><form name='testform' method='post'>"
"<input type='email' id='email' name='email'/>"
"</form></body></html>");
NSString* get_element_javascript = @"document.getElementsByName('email')[0]";
NSString* focus_element_javascript =
[NSString stringWithFormat:@"%@.focus()", get_element_javascript];
ExecuteJavaScript(focus_element_javascript);
auto data = std::make_unique<base::DictionaryValue>();
data->SetString("name", "email");
data->SetString("identifier", "email");
data->SetString("value", "newemail@com");
__block BOOL block_was_called = NO;
[manager_ fillActiveFormField:std::move(data)
inFrame:web::GetMainWebFrame(web_state())
completionHandler:^{
block_was_called = YES;
}];
EXPECT_TRUE(base::test::ios::WaitUntilConditionOrTimeout(
base::test::ios::kWaitForActionTimeout, ^bool() {
return block_was_called;
}));
NSString* element_value_javascript =
[NSString stringWithFormat:@"%@.value", get_element_javascript];
EXPECT_NSEQ(@"newemail@com", ExecuteJavaScript(element_value_javascript));
}
// Tests the generation of the name of the fields.
TEST_F(JsAutofillManagerTest, TestExtractedFieldsNames) {
LoadHtml(
@"<html><body><form name='testform' method='post'>"
"<input type='text' name='field_with_name'/>"
"<input type='text' id='field_with_id'/>"
"<input type='text' id='field_id' name='field_name'/>"
"<input type='text'/>"
"</form></body></html>");
NSArray* expected_names =
@[ @"field_with_name", @"field_with_id", @"field_name", @"" ];
__block BOOL block_was_called = NO;
__block NSString* result;
[manager_
fetchFormsWithMinimumRequiredFieldsCount:
autofill::MinRequiredFieldsForHeuristics()
inFrame:web::GetMainWebFrame(web_state())
completionHandler:^(NSString* actualResult) {
block_was_called = YES;
result = [actualResult copy];
}];
base::test::ios::WaitUntilCondition(^bool() {
return block_was_called;
});
NSArray* resultArray = [NSJSONSerialization
JSONObjectWithData:[result dataUsingEncoding:NSUTF8StringEncoding]
options:0
error:nil];
EXPECT_NSNE(nil, resultArray);
NSArray* fields = [resultArray firstObject][@"fields"];
EXPECT_EQ([fields count], [expected_names count]);
for (NSUInteger i = 0; i < [fields count]; i++) {
EXPECT_NSEQ(fields[i][@"name"], expected_names[i]);
}
}
// Tests the generation of the name of the fields.
TEST_F(JsAutofillManagerTest, TestExtractedFieldsIDs) {
// Allow all formless forms to be extracted.
base::test::ScopedFeatureList feature_list;
feature_list.InitAndDisableFeature(
autofill::features::kAutofillRestrictUnownedFieldsToFormlessCheckout);
NSString* HTML =
@"<html><body><form name='testform' method='post'>"
// Field with name and id
"<input type='text' id='field0_id' name='field0_name'/>"
// Field with id
"<input type='text' id='field1_id'/>"
// Field without id but in form and with name
"<input type='text' name='field2_name'/>"
// Field without id but in form and without name
"<input type='text'/>"
"</form>"
// Field with name and id
"<input type='text' id='field4_id' name='field4_name'/>"
// Field with id
"<input type='text' id='field5_id'/>"
// Field without id, not in form and with name. Will be identified
// as 6th input field in document.
"<input type='text' name='field6_name'/>"
// Field without id, not in form and without name. Will be
// identified as 7th input field in document.
"<input type='text'/>"
// Field without id, not in form and with name. Will be
// identified as 1st select field in document.
"<select name='field8_name'></select>"
// Field without id, not in form and with name. Will be
// identified as input 0 field in #div_id.
"<div id='div_id'><input type='text' name='field9_name'/></div>"
"</body></html>";
LoadHtml(HTML);
NSArray* owned_expected_ids =
@[ @"field0_id", @"field1_id", @"field2_name", @"gChrome~field~3" ];
NSArray* unowned_expected_ids = @[
@"field4_id", @"field5_id", @"gChrome~field~~INPUT~6",
@"gChrome~field~~INPUT~7", @"gChrome~field~~SELECT~0",
@"gChrome~field~#div_id~INPUT~0"
];
__block BOOL block_was_called = NO;
__block NSString* result;
[manager_
fetchFormsWithMinimumRequiredFieldsCount:
autofill::MinRequiredFieldsForHeuristics()
inFrame:web::GetMainWebFrame(web_state())
completionHandler:^(NSString* actualResult) {
block_was_called = YES;
result = [actualResult copy];
}];
base::test::ios::WaitUntilCondition(^bool() {
return block_was_called;
});
NSArray* resultArray = [NSJSONSerialization
JSONObjectWithData:[result dataUsingEncoding:NSUTF8StringEncoding]
options:0
error:nil];
EXPECT_NSNE(nil, resultArray);
NSArray* owned_fields = [resultArray objectAtIndex:0][@"fields"];
EXPECT_EQ([owned_fields count], [owned_expected_ids count]);
for (NSUInteger i = 0; i < [owned_fields count]; i++) {
EXPECT_NSEQ(owned_fields[i][@"identifier"], owned_expected_ids[i]);
}
NSArray* unowned_fields = [resultArray objectAtIndex:1][@"fields"];
EXPECT_EQ([unowned_fields count], [unowned_expected_ids count]);
for (NSUInteger i = 0; i < [unowned_fields count]; i++) {
EXPECT_NSEQ(unowned_fields[i][@"identifier"], unowned_expected_ids[i]);
}
}
} // namespace