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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/browser/web_ui_message_handler.h"
#include <string>
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "content/public/test/test_web_ui.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
class TestWebUIMessageHandler : public WebUIMessageHandler {
public:
TestWebUIMessageHandler() { set_web_ui(&test_web_ui_); }
~TestWebUIMessageHandler() override {
// The test handler unusually owns its own TestWebUI, so we make sure to
// unbind it from the base class before the derived class is destroyed.
set_web_ui(nullptr);
}
void RegisterMessages() override {}
int on_javascript_allowed_calls() { return on_javascript_allowed_calls_; }
int on_javascript_disallowed_calls() {
return on_javascript_disallowed_calls_;
}
private:
TestWebUI test_web_ui_;
void OnJavascriptAllowed() override { ++on_javascript_allowed_calls_; }
void OnJavascriptDisallowed() override { ++on_javascript_disallowed_calls_; }
int on_javascript_allowed_calls_ = 0;
int on_javascript_disallowed_calls_ = 0;
};
TEST(WebUIMessageHandlerTest, AllowAndDisallowJavascript) {
TestWebUIMessageHandler handler;
EXPECT_FALSE(handler.IsJavascriptAllowed());
EXPECT_EQ(0, handler.on_javascript_allowed_calls());
EXPECT_EQ(0, handler.on_javascript_disallowed_calls());
handler.AllowJavascriptForTesting();
EXPECT_TRUE(handler.IsJavascriptAllowed());
EXPECT_EQ(1, handler.on_javascript_allowed_calls());
EXPECT_EQ(0, handler.on_javascript_disallowed_calls());
// Two calls to AllowJavascript don't trigger OnJavascriptAllowed twice.
handler.AllowJavascriptForTesting();
EXPECT_TRUE(handler.IsJavascriptAllowed());
EXPECT_EQ(1, handler.on_javascript_allowed_calls());
EXPECT_EQ(0, handler.on_javascript_disallowed_calls());
handler.DisallowJavascript();
EXPECT_FALSE(handler.IsJavascriptAllowed());
EXPECT_EQ(1, handler.on_javascript_allowed_calls());
EXPECT_EQ(1, handler.on_javascript_disallowed_calls());
// Two calls to DisallowJavascript don't trigger OnJavascriptDisallowed twice.
handler.DisallowJavascript();
EXPECT_FALSE(handler.IsJavascriptAllowed());
EXPECT_EQ(1, handler.on_javascript_allowed_calls());
EXPECT_EQ(1, handler.on_javascript_disallowed_calls());
}
} // namespace content
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