Function ExecuteScript

sdk/tests/test_feature/source/testexecutescript.cpp:60–143

static bool ExecuteScript()
{
	// Create a context in which the script will be executed.

	// Several contexts may exist in parallel, holding the execution
	// of various scripts in the same engine. At the moment contexts are not
	// thread safe though so you should make sure that only one executes
	// at a time. An execution can be suspended to allow another
	// context to execute.

	asIScriptContext *ctx = engine->CreateContext();
	if( ctx == 0 )
	{
		PRINTF("%s: Failed to create a context\n", TESTNAME);
		return true;
	}

	// Prepare the context for execution

	// When a context has finished executing the context can be reused by calling
	// PrepareContext on it again. If the same stack size is used as the last time
	// there will not be any new allocation thus saving some time.

	int r = ctx->Prepare(engine->GetModule(0)->GetFunctionByName("main"));
	if( r < 0 )
	{
		PRINTF("%s: Failed to prepare context\n", TESTNAME);
		return true;
	}

	// If the script function takes any parameters we need to
	// copy them to the context's stack by using SetArguments()

	// Execute script

	r = ctx->Execute();
	if( r < 0 )
	{
		PRINTF("%s: Unexpected error during script execution\n", TESTNAME);
		return true;
	}

	if( r == asEXECUTION_FINISHED )
	{
		// If the script function is returning any
		// data we can get it with GetReturnValue()
		float retVal = ctx->GetReturnFloat();

		if (retVal == 7.826446f)
			r = 0;
		else
			PRINTF("%s: Script didn't return the correct value. Returned: %f, expected: %f\n", TESTNAME, retVal, 7.826446f);
	}
	else if( r == asEXECUTION_SUSPENDED )
	{
		PRINTF("%s: Execution was suspended.\n", TESTNAME);

		// In this case we can call Execute again to continue