<body onload="draw();">
<p>This test checks behavior of invalid arguments to Canvas::drawImage.</p>
<p id="result"></p>
<canvas id="canvas" width="150" height="150"></canvas>
<script>
    // Create image
    var myImage = new Image();   
    var img_src = 'resources/apple.gif';
    myImage.src = img_src;

    function print(message)
    {
        var line = document.createElement("div");
        line.appendChild(document.createTextNode(message));
        document.getElementById("result").appendChild(line);
    }

    function draw() {
        if (window.layoutTestController)
            layoutTestController.dumpAsText();

        var ctx = document.getElementById('canvas').getContext('2d');

        // draw image
        try{
            ctx.drawImage();
            print("FAIL");
        } catch (e) {
            print("PASS: no arguments, got exception as expected");
        }
        try{
            ctx.drawImage(myImage);
            print("FAIL");
        } catch (e) {
            print("PASS: image argument only, got exception as expected");
        }
        try{
            ctx.drawImage(myImage, 0);
            print("FAIL");
        } catch (e) {
            print("PASS: image argument plus one number, got exception as expected");
        }
        try{
            ctx.drawImage(myImage, 0, 0);
            print("PASS: image argument plus 2 numbers");
        } catch (e) {
            print("FAIL");
        }
        try{
            ctx.drawImage(myImage, 0, 0, 20, 20);
            print("PASS: image argument plus 4 numbers");
        } catch (e) {
            print("FAIL");
        }
        try{
            ctx.drawImage(myImage, 0, 0, 20, 20, 0, 0, 20, 20);
            print("PASS: image argument plus 8 numbers");
        } catch (e) {
            print("FAIL");
        }
        try{
            ctx.drawImage(myImage, 0, 0, 0, 0);
            print("PASS: image argument plus zero size");
        } catch (e) {
            print("FAIL");
        }
        try{
            ctx.drawImage(myImage, 0, 0, 20, 20, 0, 0, 0, 0);
            print("PASS: image argument plus 8 numbers, zero size");
        } catch (e) {
            print("FAIL");
        }
        try{
            ctx.drawImage(myImage, 0, 0, 20, 20, 0, 0, -1, 0);
            print("FAIL");
        } catch (e) {
            print("PASS: image argument plus 8 numbers, negative size, got exception as expected");
        }
        try{
            ctx.drawImage(null);
            print("FAIL");
        } catch (e) {
            print("PASS: null image, got exception as expected");
        }
        try{
            ctx.drawImage(null, 0);
            print("FAIL");
        } catch (e) {
            print("PASS: null image, got exception as expected");
        }
        try{
            ctx.drawImage(null, 0, 0);
            print("FAIL");
        } catch (e) {
            print("PASS: null image, got exception as expected");
        }
        try{
            ctx.drawImage(null, 0, 0, 20, 20);
            print("FAIL");
        } catch (e) {
            print("PASS: null image, got exception as expected");
        }
        ctx.fillStyle = 'green';
        ctx.fillRect(0,0,150,150);

        print("Test complete.");
    }
</script>
</body>