parserlib/html-parser-test.js at master · aaaidan/parserlib · GitHub

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console.log("html-parser-test.js");

(function() {

var testsPassed = 0;
var testsFailed = 0;

function testEqual(title, executor, expectedValue) {
	if (!title || !title.length) {
		title = "Untitled Test";
	}

	var result;
	try { result = executor(); } catch(e) { result = e; }

	if (result !== expectedValue) {
		console.warn("Failed Test:", title, "Expected: ", expectedValue, "but got:", result);
		testsFailed++;
	} else {
		//console.log("Passed:", title);
		testsPassed++;
	}
};

function testThrows(title, executor) {
	if (!title || !title.length) {
		title = "Untitled Test";
	}

	var result = null;
	try { executor(); } catch(e) { result = e; }

	if (result === null) {
		console.warn("Failed Test:", title, "Expected a thrown error, but executed without error.");
		testsFailed++;
	} else {
		//console.log("Passed:", title);
		testsPassed++;
	}
};


// htmlSelfClosingTagName
testEqual(
    "htmlSelfClosingTagName doesn't parse non-existent tagname", function() {
    return htmlSelfClosingTagName.parse("kumquat"); }, null);

htmlSelfClosingTagNames.forEach(function(tagName) {
	testEqual(
	    "htmlSelfClosingTagName parses " + tagName, function() {
	    return htmlSelfClosingTagName.parse(tagName); }, tagName);
});

// htmlPairedTagName
testEqual(
    "htmlPairedTagName doesn't parse non-existent tagname", function() {
    return htmlPairedTagName.parse("kumquat"); }, null);

htmlPairedTagNames.forEach(function(tagName) {
	testEqual(
	    "htmlPairedTagName parses " + tagName, function() {
	    return htmlPairedTagName.parse(tagName); }, tagName);
});

// htmlAttributeName
testEqual(
    "htmlAttributeName parses 'class' attribute correctly", function() {
    return htmlAttributeName.parse("class"); }, "class");
testEqual(
    "htmlAttributeName doesn't overstep", function() {
    return htmlAttributeName.parse("class=\"fancy\""); }, "class");

// htmlAttributeValue
testEqual(
    "htmlAttributeValue parses correctly", function() {
    return htmlAttributeValue.parse("\"checked\""); }, "\"checked\"");

// htmlAttribute
testEqual(
    "htmlAttribute parses correctly", function() {
    return htmlAttribute.parse("type=\"radio\""); }, "type=\"radio\"");

// htmlAttributes
testEqual(
    "htmlAttributes parses single attribute", function() {
    return htmlAttributes.parse(" class=\"disabled\""); }, " class=\"disabled\"");
testEqual(
    "htmlAttributes parses multiple attributes", function() {
    return htmlAttributes.parse(" type=\"radio\" class=\"disabled\""); }, " type=\"radio\" class=\"disabled\"");

// htmlSelfClosingTag
testEqual(
    "htmlSelfClosingTag doesn't parse non-existent tagname", function() {
    return htmlSelfClosingTag.parse("<kumquat />"); }, null);

htmlSelfClosingTagNames.forEach(function(tagName) {
	testEqual(
	    "htmlSelfClosingTag parses " + tagName, function() {
	    return htmlSelfClosingTag.parse("<" + tagName + " />"); }, "<" + tagName + " />");
});

htmlSelfClosingTagNames.forEach(function(tagName) {
	testEqual(
	    "htmlSelfClosingTag parses " + tagName + " without trailing space.", function() {
	    return htmlSelfClosingTag.parse("<" + tagName + "/>"); }, "<" + tagName + "/>");
});

testEqual(
    "htmlSelfClosingTag parses a self-closing tag with an attribute", function() {
    return htmlSelfClosingTag.parse("<input class=\"disabled\" />"); }, "<input class=\"disabled\" />");

testEqual(
    "htmlSelfClosingTag parses a self-closing start tag with attributes", function() {
    return htmlSelfClosingTag.parse("<input class=\"disabled\" type=\"radio\" />"); }, "<input class=\"disabled\" type=\"radio\" />");

// htmlPairedTagStart
testEqual(
    "htmlPairedTagStart parses a paired start tag", function() {
    return htmlPairedTagStart.parse("<b>"); }, "<b>");

testEqual(
    "htmlPairedTagStart parses a paired start tag with an attribute", function() {
    return htmlPairedTagStart.parse("<div class=\"disabled\">"); }, "<div class=\"disabled\">");

testEqual(
    "htmlPairedTagStart parses a paired start tag with attributes", function() {
    return htmlPairedTagStart.parse("<div class=\"disabled\" type=\"radio\">"); }, "<div class=\"disabled\" type=\"radio\">");

testEqual(
    "htmlPairedTagStart refuses a self closing tag", function() {
    return htmlPairedTagStart.parse("<hr>"); }, null);

// htmlPairedTagEnd
testEqual(
    "htmlPairedTagEnd parses a paired end tag", function() {
    return htmlPairedTagEnd.parse("</b>"); }, "</b>");

testEqual(
    "htmlPairedTagEnd refuses a self closing tag", function() {
    return htmlPairedTagEnd.parse("</hr>"); }, null);


console.log("Tests Passed:", testsPassed);
if (testsFailed == 0) {
	console.log("Tests Failed:", testsFailed);
} else {
	console.warn("Tests Failed:", testsFailed);
}

})();