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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/views/payments/validating_textfield.h"
#include <memory>
#include <string>
#include <utility>
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/ui/views/payments/validation_delegate.h"
#include "chrome/test/views/chrome_views_test_base.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/views/controls/textfield/textfield.h"
namespace payments {
class ValidatingTextfieldTest : public ChromeViewsTestBase {
public:
ValidatingTextfieldTest() = default;
ValidatingTextfieldTest(const ValidatingTextfieldTest&) = delete;
ValidatingTextfieldTest& operator=(const ValidatingTextfieldTest&) = delete;
~ValidatingTextfieldTest() override = default;
protected:
class TestValidationDelegate : public ValidationDelegate {
public:
TestValidationDelegate() = default;
TestValidationDelegate(const TestValidationDelegate&) = delete;
TestValidationDelegate& operator=(const TestValidationDelegate&) = delete;
~TestValidationDelegate() override = default;
// ValidationDelegate:
bool TextfieldValueChanged(views::Textfield* textfield,
bool was_blurred) override {
std::u16string unused;
return !was_blurred || IsValidTextfield(textfield, &unused);
}
bool ComboboxValueChanged(ValidatingCombobox* combobox) override {
std::u16string unused;
return IsValidCombobox(combobox, &unused);
}
bool IsValidTextfield(views::Textfield* textfield,
std::u16string* error_message) override {
// We really don't like textfields with more than 5 characters in them.
return textfield->GetText().size() <= 5u;
}
bool IsValidCombobox(ValidatingCombobox* combobox,
std::u16string* error_message) override {
return true;
}
void ComboboxModelChanged(ValidatingCombobox* combobox) override {}
};
};
TEST_F(ValidatingTextfieldTest, Validation) {
std::unique_ptr<TestValidationDelegate> delegate(
new TestValidationDelegate());
std::unique_ptr<ValidatingTextfield> textfield(
new ValidatingTextfield(std::move(delegate)));
// Set an invalid string (>5 characters).
textfield->SetText(u"evilstring");
// This should be called on new contents by the textfield controller.
textfield->OnContentsChanged();
// Not marked as invalid.
EXPECT_FALSE(textfield->GetInvalid());
// On blur though, there is a first validation.
textfield->OnBlur();
EXPECT_TRUE(textfield->GetInvalid());
// On further text adjustements, the validation runs now. Set a valid string
// (<=5 characters).
textfield->SetText(u"good");
textfield->OnContentsChanged();
// No longer invalid.
EXPECT_FALSE(textfield->GetInvalid());
}
} // namespace payments
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