<!DOCTYPE html>
<html>
<head>
<script src="../../../resources/js-test-pre.js"></script>
</head>
<body>
<input type="file" name="file" id="file">

<script>
description("This tests the value attribute in file input forms");

if (window.testRunner) {
    var file = document.getElementById("file");
    dragFilesOntoInput(file, ["foo.txt"]);
    
    shouldBeEqualToString("file.value", "C:\\fakepath\\foo.txt");
    shouldBe("file.files.length", "1");
 
    shouldThrow("file.value = 'foo'");
    shouldBeEqualToString("file.value", "C:\\fakepath\\foo.txt");
    shouldBe("file.files.length", "1");

    file.value = "";
    shouldBeEqualToString("file.value", "");
    shouldBe("file.files.length", "0");
}

function moveMouseToCenterOfElement(element) {
    var centerX = element.offsetLeft + element.offsetWidth / 2;
    var centerY = element.offsetTop + element.offsetHeight / 2;
    eventSender.mouseMoveTo(centerX, centerY);
}

function dragFilesOntoInput(input, files) {
    eventSender.beginDragWithFiles(files);
    moveMouseToCenterOfElement(input);
    eventSender.mouseUp();
}
</script>
<script src="../../../resources/js-test-post.js"></script>
</body>
</html>