var validateValues = [];
var formatWidgetCount = 0;
var validateWidgetCount = 0;

function getElementsById(id) {
	var result = [];

	if (!id || typeof(id) != "string") {
		return result;
	}

	var ae = document.getElementsByTagName(dojo.byId(id).tagName);
	for (var i = 0; i < ae.length; i++) {
		if (ae[i].id == id) {
			result.push(ae[i]);
		}
	}
	return result;
}

function getString(n) {
	return n && n.toString();
}

function startTest(t) {
	startTestFormat(t);
	startTestValidate(t);
}

function escapeEx(s) {
	var result = "";
	for (var i = 0; i < s.length; i++) {
		var c = s.charAt(i);
		switch (c) {
			case '"' :
				result += '\\"';
				break;
			case "'" :
				result += "\\'";
				break;
			default :
				result += escape(c);
				break;
		}
	}
	return result;
}

function getAllTestCases() {
	var allTestCases = [];
	for (var i = 0; i < formatWidgetCount; i++) {
		allTestCases.push({
					name : "format-" + i,
					runTest : new Function("t", "startTestFormat(" + i + ", t)")
				});
	}
	for (var i = 0; i < validateWidgetCount; i++) {
		allTestCases.push({
					name : "validate-" + i,
					runTest : new Function("t", "startTestValidate(" + i
									+ ", t)")
				});
	}
	return allTestCases;
}

function startTestFormat(i, t) {
	var test_node = dojo.doc.getElementById("test_display_" + i);
	var exp = dojo.doc.getElementById("test_display_expected_" + i).value;
	var res_node = dojo.doc.getElementById("test_display_result_" + i);
	res_node.innerHTML = test_node.value;
	res_node.style.backgroundColor = (test_node.value == exp) ? "#AFA" : "#FAA";
	res_node.innerHTML += " <a style='font-size:0.8em' href='javascript:alert(\"Expected: "
			+ escapeEx(exp)
			+ "\\n Result: "
			+ escapeEx(test_node.value)
			+ "\")'>Compare (Escaped)</a>";
	t.is(exp, test_node.value);
}

function startTestValidate(i, t) {
	/*
	 * The dijit.byNode has an issue: cannot handle same id.
	 */
	var test_node = dojo.doc.getElementById("test_validate_" + i);
	var inp_node = dojo.doc.getElementById("test_validate_input_" + i);
	var exp = dojo.doc.getElementById("test_validate_expected_" + i).innerHTML;
	var res_node = dojo.doc.getElementById("test_validate_result_" + i);
	var val_node = dojo.doc.getElementById("test_display_value_" + i);

	test_node.value = inp_node.value;
	/*
	 * The dijit.byNode has an issue.
	 */
	var widget = null;
	var node = test_node;
	while ((widget = dijit.byNode(node)) == null) {
		node = node.parentNode;
		if (!node) {
			break;
		}
	}

	if (widget) {
		widget.focus();

		var expected = validateValues[i];
		var result = widget.getValue();
		if (validateValues[i].processValue) {
			expected = validateValues[i].processValue(expected);
			result = validateValues[i].processValue(result);
		}
		var parseCorrect = getString(expected) == getString(result);
		val_node.style.backgroundColor = parseCorrect ? "#AFA" : "#FAA";
		val_node.innerHTML = getString(result)
				+ (parseCorrect ? "" : "<br>Expected: " + getString(expected));

		res_node.innerHTML = widget.isValid && !widget.isValid()
				? "Wrong"
				: "Correct";
		res_node.style.backgroundColor = res_node.innerHTML == exp
				? "#AFA"
				: "#FAA";

		t.is(getString(expected), getString(result));
	}
}

function genFormatTestCase(desc, dojoType, dojoAttrs, value, expValue, comment) {
	dojo.doc.write("<tr>");
	dojo.doc.write("<td>" + desc + "</td>");
	dojo.doc.write("<td>");
	dojo.doc.write("<input id='test_display_" + formatWidgetCount
			+ "' type='text' value='" + value + "' ");
	dojo.doc.write("dojoType='" + dojoType + "' ");
	for (var attr in dojoAttrs) {
		dojo.doc.write(attr + "=\"" + dojoAttrs[attr] + "\" ");
	}
	dojo.doc.write("/>");
	dojo.doc.write("</td>");
	dojo.doc.write("<td><input id='test_display_expected_" + formatWidgetCount
			+ "' value='" + expValue + "'></td>");
	dojo.doc.write("<td id='test_display_result_" + formatWidgetCount
			+ "'></td>");
	dojo.doc.write("<td style='white-space:normal'>" + comment + "</td>");
	dojo.doc.write("</tr>");
	formatWidgetCount++;
}
/*
 * [ {attrs: {currency: "CNY", lang: "zh-cn"}, desc: "", value:"-123456789.46",
 * expValue: "", comment: ""}, ... ]
 */
function genFormatTestCases(title, dojoType, testCases) {
	dojo.doc.write("<h2 class=testTitle>" + title + "</h2>");
	dojo.doc.write("<table border=1>");
	dojo.doc.write("<tr>");
	dojo.doc.write("<td class=title><b>Test Description</b></td>");
	dojo.doc.write("<td class=title><b>Test</b></td>");
	dojo.doc.write("<td class=title><b>Expected</b></td>");
	dojo.doc.write("<td class=title><b>Result</b></td>");
	dojo.doc.write("<td class=title><b>Comment</b></td>");
	dojo.doc.write("</tr>");

	for (var i = 0; i < testCases.length; i++) {
		var testCase = testCases[i];
		genFormatTestCase(testCase.desc, dojoType, testCase.attrs,
				testCase.value, testCase.expValue, testCase.comment);
	}

	dojo.doc.write("</table>");
}

function genValidateTestCase(desc, dojoType, dojoAttrs, input, value, comment,
		isWrong) {
	dojo.doc.write("<tr>");
	dojo.doc.write("<td>" + desc + "</td>");
	dojo.doc.write("<td>");
	dojo.doc.write("<input id='test_validate_" + validateWidgetCount
			+ "' type='text' ");
	dojo.doc.write("dojoType='" + dojoType + "' ");
	for (var attr in dojoAttrs) {
		dojo.doc.write(attr + "=\"" + dojoAttrs[attr] + "\" ");
	}
	dojo.doc.write("/>");
	dojo.doc.write("</td>");
	dojo.doc.write("<td><input id='test_validate_input_" + validateWidgetCount
			+ "' value='" + input + "'></td>");
	dojo.doc.write("<td id='test_display_value_" + validateWidgetCount
			+ "'></td>");
	dojo.doc.write("<td id='test_validate_expected_" + validateWidgetCount
			+ "'>" + (isWrong ? "Wrong" : "Correct") + "</td>");
	dojo.doc.write("<td id='test_validate_result_" + validateWidgetCount
			+ "'></td>");
	dojo.doc.write("<td style='white-space:normal'>" + comment + "</td>");
	dojo.doc.write("</tr>");
	validateValues.push(value);
	validateWidgetCount++;
}
/*
 * [ {attrs: {currency: "CNY", lang: "zh-cn"}, desc: "", value:false, expValue:
 * "-123456789.46", comment: ""}, ... ]
 */
function genValidateTestCases(title, dojoType, testCases) {
	dojo.doc.write("<h2 class=testTitle>" + title + "</h2>");
	dojo.doc.write("<table border=1>");
	dojo.doc.write("<tr>");
	dojo.doc.write("<td class=title><b>Test Description</b></td>");
	dojo.doc.write("<td class=title><b>Test</b></td>");
	dojo.doc.write("<td class=title><b>Input</b></td>");
	dojo.doc.write("<td class=title><b>Parsed Value</b></td>");
	dojo.doc.write("<td class=title><b>Expected</b></td>");
	dojo.doc.write("<td class=title><b>Result</b></td>");
	dojo.doc.write("<td class=title><b>Comment</b></td>");
	dojo.doc.write("</tr>");

	for (var i = 0; i < testCases.length; i++) {
		var testCase = testCases[i];
		genValidateTestCase(testCase.desc, dojoType, testCase.attrs,
				testCase.expValue, testCase.value, testCase.comment,
				testCase.isWrong);
	}

	dojo.doc.write("</table>");
}