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wxWidgets/tests/controls/webtest.cpp

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///////////////////////////////////////////////////////////////////////////////
// Name: tests/controls/webtest.cpp
// Purpose: wxWebView unit test
// Author: Steven Lamerton
// Created: 2011-07-08
// Copyright: (c) 2011 Steven Lamerton
///////////////////////////////////////////////////////////////////////////////
#include "testprec.h"
#if wxUSE_WEBVIEW && (wxUSE_WEBVIEW_WEBKIT || wxUSE_WEBVIEW_WEBKIT2 || wxUSE_WEBVIEW_IE)
#ifndef WX_PRECOMP
#include "wx/app.h"
#endif // WX_PRECOMP
#include "testableframe.h"
#include "wx/webview.h"
#include "asserthelper.h"
#if wxUSE_WEBVIEW_IE
#include "wx/msw/webview_ie.h"
#endif
#if wxUSE_WEBVIEW_WEBKIT2
#include "wx/stopwatch.h"
#endif
//Convenience macro
#define ENSURE_LOADED CHECK( m_loaded->WaitEvent() )
class WebViewTestCase
{
public:
WebViewTestCase()
: m_browser(wxWebView::New()),
m_loaded(new EventCounter(m_browser, wxEVT_WEBVIEW_LOADED))
{
}
~WebViewTestCase()
{
delete m_loaded;
delete m_browser;
}
protected:
void LoadUrl(int times = 1)
{
//We alternate between urls as otherwise webkit merges them in the history
//we use about and about blank to avoid the need for a network connection
for(int i = 0; i < times; i++)
{
if(i % 2 == 1)
m_browser->LoadURL("about:blank");
else
m_browser->LoadURL("about:");
ENSURE_LOADED;
}
}
wxWebView* const m_browser;
EventCounter* const m_loaded;
};
TEST_CASE_METHOD(WebViewTestCase, "WebView", "[wxWebView]")
{
#if defined(__WXGTK__) && !defined(__WXGTK3__)
wxString value;
if ( !wxGetEnv("wxTEST_WEBVIEW_GTK2", &value) || value != "1" )
{
WARN("Skipping WebView tests known to fail with wxGTK 2, set "
"wxTEST_WEBVIEW_GTK2=1 to force running them.");
return;
}
#endif
m_browser -> Create(wxTheApp->GetTopWindow(), wxID_ANY);
ENSURE_LOADED;
SECTION("Title")
{
CHECK(m_browser->GetCurrentTitle() == "");
//Test title after loading raw html
m_browser->SetPage("<html><title>Title</title><body>Text</body></html>", "");
ENSURE_LOADED;
CHECK(m_browser->GetCurrentTitle() == "Title");
//Test title after loading a url, we yield to let events process
LoadUrl();
CHECK(m_browser->GetCurrentTitle() == "");
}
SECTION("URL")
{
CHECK(m_browser->GetCurrentURL() == "about:blank");
//After first loading about:blank the next in the sequence is about:
LoadUrl();
CHECK(m_browser->GetCurrentURL() == "about:");
}
SECTION("History")
{
LoadUrl(3);
CHECK(m_browser->CanGoBack());
CHECK(!m_browser->CanGoForward());
m_browser->GoBack();
ENSURE_LOADED;
CHECK(m_browser->CanGoBack());
CHECK(m_browser->CanGoForward());
m_browser->GoBack();
ENSURE_LOADED;
m_browser->GoBack();
ENSURE_LOADED;
//We should now be at the start of the history
CHECK(!m_browser->CanGoBack());
CHECK(m_browser->CanGoForward());
}
#if !wxUSE_WEBVIEW_WEBKIT2
SECTION("HistoryEnable")
{
LoadUrl();
m_browser->EnableHistory(false);
CHECK(!m_browser->CanGoForward());
CHECK(!m_browser->CanGoBack());
LoadUrl();
CHECK(!m_browser->CanGoForward());
CHECK(!m_browser->CanGoBack());
}
#endif
#if !wxUSE_WEBVIEW_WEBKIT2
SECTION("HistoryClear")
{
LoadUrl(2);
//Now we are in the 'middle' of the history
m_browser->GoBack();
ENSURE_LOADED;
CHECK(m_browser->CanGoForward());
CHECK(m_browser->CanGoBack());
m_browser->ClearHistory();
CHECK(!m_browser->CanGoForward());
CHECK(!m_browser->CanGoBack());
}
#endif
SECTION("HistoryList")
{
LoadUrl(2);
m_browser->GoBack();
ENSURE_LOADED;
CHECK(m_browser->GetBackwardHistory().size() == 1);
CHECK(m_browser->GetForwardHistory().size() == 1);
m_browser->LoadHistoryItem(m_browser->GetForwardHistory()[0]);
ENSURE_LOADED;
CHECK(!m_browser->CanGoForward());
CHECK(m_browser->GetBackwardHistory().size() == 2);
}
SECTION("Editable")
{
CHECK(!m_browser->IsEditable());
m_browser->SetEditable(true);
CHECK(m_browser->IsEditable());
m_browser->SetEditable(false);
CHECK(!m_browser->IsEditable());
}
SECTION("Selection")
{
m_browser->SetPage("<html><body>Some <strong>strong</strong> text</body></html>", "");
ENSURE_LOADED;
CHECK(!m_browser->HasSelection());
m_browser->SelectAll();
#if wxUSE_WEBVIEW_WEBKIT2
// With WebKit SelectAll() sends a request to perform the selection to
// another process via proxy and there doesn't seem to be any way to
// wait until this request is actually handled, so loop here for some a
// bit before giving up.
for ( wxStopWatch sw; !m_browser->HasSelection() && sw.Time() < 50; )
wxMilliSleep(1);
#endif // wxUSE_WEBVIEW_WEBKIT2
CHECK(m_browser->HasSelection());
CHECK(m_browser->GetSelectedText() == "Some strong text");
// The web engine doesn't necessarily represent the HTML in the same way as
// we used above, e.g. IE uses upper case for all the tags while WebKit
// under OS X inserts plenty of its own <span> tags, so don't test for
// equality and just check that the source contains things we'd expect it
// to.
const wxString selSource = m_browser->GetSelectedSource();
WX_ASSERT_MESSAGE
(
("Unexpected selection source: \"%s\"", selSource),
selSource.Lower().Matches("*some*<strong*strong</strong>*text*")
);
m_browser->ClearSelection();
CHECK(!m_browser->HasSelection());
}
SECTION("Zoom")
{
if(m_browser->CanSetZoomType(wxWEBVIEW_ZOOM_TYPE_LAYOUT))
{
m_browser->SetZoomType(wxWEBVIEW_ZOOM_TYPE_LAYOUT);
CHECK(m_browser->GetZoomType() == wxWEBVIEW_ZOOM_TYPE_LAYOUT);
m_browser->SetZoom(wxWEBVIEW_ZOOM_TINY);
CHECK(m_browser->GetZoom() == wxWEBVIEW_ZOOM_TINY);
}
//Reset the zoom level
m_browser->SetZoom(wxWEBVIEW_ZOOM_MEDIUM);
if(m_browser->CanSetZoomType(wxWEBVIEW_ZOOM_TYPE_TEXT))
{
m_browser->SetZoomType(wxWEBVIEW_ZOOM_TYPE_TEXT);
CHECK(m_browser->GetZoomType() == wxWEBVIEW_ZOOM_TYPE_TEXT);
m_browser->SetZoom(wxWEBVIEW_ZOOM_TINY);
CHECK(m_browser->GetZoom() == wxWEBVIEW_ZOOM_TINY);
}
}
SECTION("RunScript")
{
m_browser->
SetPage("<html><head><script></script></head><body></body></html>", "");
ENSURE_LOADED;
wxString result;
#if wxUSE_WEBVIEW_IE
CHECK(wxWebViewIE::MSWSetModernEmulationLevel());
// Define a specialized scope guard ensuring that we reset the emulation
// level to its default value even if any asserts below fail.
class ResetEmulationLevel
{
public:
ResetEmulationLevel()
{
m_reset = true;
}
bool DoReset()
{
m_reset = false;
return wxWebViewIE::MSWSetModernEmulationLevel(false);
}
~ResetEmulationLevel()
{
if ( m_reset )
DoReset();
}
private:
bool m_reset;
} resetEmulationLevel;
CHECK(m_browser->RunScript("function f(){var person = new Object();person.name = 'Bar'; \
person.lastName = 'Foo';return person;}f();", &result));
CHECK(result == "{\"name\":\"Bar\",\"lastName\":\"Foo\"}");
CHECK(m_browser->RunScript("function f(){ return [\"foo\", \"bar\"]; }f();", &result));
CHECK(result == "[\"foo\",\"bar\"]");
CHECK(m_browser->RunScript("function f(){var d = new Date('10/08/2017 21:30:40'); \
var tzoffset = d.getTimezoneOffset() * 60000; return new Date(d.getTime() - tzoffset);}f();",
&result));
CHECK(result == "\"2017-10-08T21:30:40.000Z\"");
CHECK(resetEmulationLevel.DoReset());
#endif // wxUSE_WEBVIEW_IE
CHECK(m_browser->RunScript("document.write(\"Hello World!\");"));
CHECK(m_browser->GetPageText() == "Hello World!");
CHECK(m_browser->RunScript("function f(a){return a;}f('Hello World!');", &result));
CHECK(result == _("Hello World!"));
CHECK(m_browser->RunScript("function f(a){return a;}f('a\\\'aa\\n\\rb\\tb\\\\ccc\\\"ddd\\b\\fx');", &result));
CHECK(result == _("a\'aa\n\rb\tb\\ccc\"ddd\b\fx"));
CHECK(m_browser->RunScript("function f(a){return a;}f(123);", &result));
CHECK(wxAtoi(result) == 123);
CHECK(m_browser->
RunScript("function f(a){return a;}f(2.34);", &result));
double value;
result.ToDouble(&value);
CHECK(value == 2.34);
CHECK(m_browser->RunScript("function f(a){return a;}f(false);", &result));
CHECK(result == "false");
CHECK(m_browser->RunScript("function f(){var person = new Object();person.name = 'Foo'; \
person.lastName = 'Bar';return person;}f();", &result));
CHECK(result == "{\"name\":\"Foo\",\"lastName\":\"Bar\"}");
CHECK(m_browser->RunScript("function f(){ return [\"foo\", \"bar\"]; }f();", &result));
CHECK(result == "[\"foo\",\"bar\"]");
CHECK(m_browser->RunScript("function f(){var person = new Object();}f();", &result));
CHECK(result == "undefined");
CHECK(m_browser->RunScript("function f(){return null;}f();", &result));
CHECK(result == "null");
result = "";
CHECK(!m_browser->RunScript("int main() { return 0; }", &result));
CHECK(!result);
CHECK(m_browser->RunScript("function a() { return eval(\"function b() { \
return eval(\\\"function c() { return eval(\\\\\\\"function d() { \
return \\\\\\\\\\\\\\\"test\\\\\\\\\\\\\\\"; } d();\\\\\\\"); } \
c();\\\"); } b();\"); } a();", &result));
CHECK(result == "test");
CHECK(m_browser->RunScript("function f(a){return a;}f(\"This is a backslash: \\\\\");",
&result));
CHECK(result == "This is a backslash: \\");
CHECK(m_browser->RunScript("function f(){var d = new Date('10/08/2016 21:30:40'); \
var tzoffset = d.getTimezoneOffset() * 60000; return new Date(d.getTime() - tzoffset);}f();",
&result));
CHECK(result == "\"2016-10-08T21:30:40.000Z\"");
// Check for C++-style comments which used to be broken.
CHECK(m_browser->RunScript("function f() {\n"
" // A C++ style comment\n"
" return 17;\n"
"}f();", &result));
CHECK(result == "17");
// Check for errors too.
CHECK(!m_browser->RunScript("syntax(error"));
CHECK(!m_browser->RunScript("syntax(error", &result));
CHECK(!m_browser->RunScript("x.y.z"));
}
SECTION("SetPage")
{
m_browser->SetPage("<html><body>text</body></html>", "");
ENSURE_LOADED;
CHECK(m_browser->GetPageText() == "text");
m_browser->SetPage("<html><body>other text</body></html>", "");
ENSURE_LOADED;
CHECK(m_browser->GetPageText() == "other text");
}
}
#endif //wxUSE_WEBVIEW && (wxUSE_WEBVIEW_WEBKIT || wxUSE_WEBVIEW_WEBKIT2 || wxUSE_WEBVIEW_IE)
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