Add --standard-json option to solfuzzer

test/fuzzer.cpp

@@ -36,6 +36,8 @@ namespace po = boost::program_options;
 extern "C"
 {
 extern char const* compileJSON(char const* _input, bool _optimize);
+typedef void (*CStyleReadFileCallback)(char const* _path, char** o_contents, char** o_error);
+extern char const* compileStandard(char const* _input, CStyleReadFileCallback _readCallback);
 }
 
 bool quiet = false;
@@ -83,17 +85,50 @@ void testConstantOptimizer()
 	}
 }
 
-void testCompiler()
+string readInput()
 {
-	if (!quiet)
-		cout << "Testing compiler." << endl;
 	string input;
 	while (!cin.eof())
 	{
 		string s;
 		getline(cin, s);
 		input += s + '\n';
 	}
+	return input;
+}
+
+void testStandardCompiler()
+{
+	if (!quiet)
+		cout << "Testing compiler via JSON interface." << endl;
+	string input = readInput();
+	string outputString(compileStandard(input.c_str(), NULL));
+	Json::Value output;
+	if (!Json::Reader().parse(outputString, output))
+	{
+		cout << "Compiler produced invalid JSON output." << endl;
+		abort();
+	}
+	if (output.isMember("errors"))
+		for (auto const& error: output["errors"])
+		{
+			string invalid = contains(error["type"].asString(), vector<string>{
+				"Exception",
+				"InternalCompilerError"
+			});
+			if (!invalid.empty())
+			{
+				cout << "Invalid error: \"" << error["type"].asString() << "\"" << endl;
+				abort();
+			}
+		}
+}
+
+void testCompiler()
+{
+	if (!quiet)
+		cout << "Testing compiler." << endl;
+	string input = readInput();
 
 	bool optimize = true;
 	string outputString(compileJSON(input.c_str(), optimize));
@@ -148,6 +183,12 @@ Allowed options)",
 	options.add_options()
 		("help", "Show this help screen.")
 		("quiet", "Only output errors.")
+		(
+			"standard-json",
+			"Test via the standard-json interface, i.e. "
+			"input is expected to be JSON-encoded instead of "
+			"plain source file."
+		)
 		(
 			"const-opt",
 			"Run the constant optimizer instead of compiling. "
@@ -174,6 +215,8 @@ Allowed options)",
 		cout << options;
 	else if (arguments.count("const-opt"))
 		testConstantOptimizer();
+	else if (arguments.count("standard-json"))
+		testStandardCompiler();
 	else
 		testCompiler();