Implemented curl support for web requests

test/WebRequest.cpp

+#include <sstream>
 #include <AdblockPlus.h>
 #include <gtest/gtest.h>
 
 #include "../src/Thread.h"
 
 class TestWebRequest : public AdblockPlus::WebRequest
 {
 public:
   AdblockPlus::ServerResponse GET(const std::string& url, const AdblockPlus::HeaderList& requestHeaders) const
   {
     AdblockPlus::Sleep(50);
 
     AdblockPlus::ServerResponse result;
+    result.status = NS_OK;
     result.responseStatus = 123;
     result.responseHeaders.push_back(std::pair<std::string, std::string>("Foo", "Bar"));
     result.responseText = url + "\n" + requestHeaders[0].first + "\n" + requestHeaders[0].second;
     return result;
   }
 };
 
+std::string ToString(unsigned int i)
+{
+  std::stringstream stream;
+  stream << i;
+  return stream.str();
+}
+
 TEST(WebRequestTest, BadCall)
 {
   AdblockPlus::JsEngine jsEngine(0, 0, 0);
   ASSERT_ANY_THROW(jsEngine.Evaluate("_webRequest.GET()"));
   ASSERT_ANY_THROW(jsEngine.Evaluate("_webRequest.GET('', {}, function(){})"));
   ASSERT_ANY_THROW(jsEngine.Evaluate("_webRequest.GET({toString: false}, {}, function(){})"));
   ASSERT_ANY_THROW(jsEngine.Evaluate("_webRequest.GET('http://example.com/', null, function(){})"));
   ASSERT_ANY_THROW(jsEngine.Evaluate("_webRequest.GET('http://example.com/', {}, null)"));
   ASSERT_ANY_THROW(jsEngine.Evaluate("_webRequest.GET('http://example.com/', {}, function(){}, 0)"));
 }
 
-TEST(WebRequestTest, UrlLoad)
+TEST(WebRequestTest, TestWebRequest)
 {
   TestWebRequest webRequest;
   AdblockPlus::JsEngine jsEngine(0, &webRequest, 0);
   jsEngine.Evaluate("_webRequest.GET('http://example.com/', {X: 'Y'}, function(result) {foo = result;} )");
   ASSERT_EQ("undefined", jsEngine.Evaluate("typeof foo"));
   AdblockPlus::Sleep(200);
+  ASSERT_EQ(ToString(NS_OK), jsEngine.Evaluate("foo.status"));
   ASSERT_EQ("123", jsEngine.Evaluate("foo.responseStatus"));
   ASSERT_EQ("http://example.com/\nX\nY", jsEngine.Evaluate("foo.responseText"));
   ASSERT_EQ("{\"Foo\":\"Bar\"}", jsEngine.Evaluate("JSON.stringify(foo.responseHeaders)"));
 }
+
+#if defined(HAVE_CURL)
+TEST(WebRequestTest, RealWebRequest)
+{
+  AdblockPlus::DefaultWebRequest webRequest;
+  AdblockPlus::JsEngine jsEngine(0, &webRequest, 0);
+
+  // This URL should redirect to easylist-downloads.adblockplus.org and we
+  // should get the actual filter list back.
+  jsEngine.Evaluate("_webRequest.GET('https://easylist.adblockplus.org/easylist.txt', {}, function(result) {foo = result;} )");
+  do
+  {
+    AdblockPlus::Sleep(200);
+  } while (jsEngine.Evaluate("typeof foo") == "undefined");
+  ASSERT_EQ(ToString(NS_OK), jsEngine.Evaluate("foo.status"));
+  ASSERT_EQ("200", jsEngine.Evaluate("foo.responseStatus"));
+  ASSERT_EQ("[Adblock Plus ", jsEngine.Evaluate("foo.responseText.substr(0, 14)"));
+  ASSERT_EQ("text/plain", jsEngine.Evaluate("foo.responseHeaders['content-type'].substr(0, 10)"));
+  ASSERT_EQ("undefined", jsEngine.Evaluate("typeof foo.responseHeaders['location']"));
+}
+#else
+TEST(WebRequestTest, DummyWebRequest)
+{
+  AdblockPlus::DefaultWebRequest webRequest;
+  AdblockPlus::JsEngine jsEngine(0, &webRequest, 0);
+  jsEngine.Evaluate("_webRequest.GET('https://easylist.adblockplus.org/easylist.txt', {}, function(result) {foo = result;} )");
+  do
+  {
+    AdblockPlus::Sleep(200);
+  } while (jsEngine.Evaluate("typeof foo") == "undefined");
+  ASSERT_EQ(ToString(NS_ERROR_FAILURE), jsEngine.Evaluate("foo.status"));
+  ASSERT_EQ("0", jsEngine.Evaluate("foo.responseStatus"));
+  ASSERT_EQ("", jsEngine.Evaluate("foo.responseText"));
+  ASSERT_EQ("{}", jsEngine.Evaluate("JSON.stringify(foo.responseHeaders)"));
+}
+#endif