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var tests = [], filters = [], allNames = [];
function Failure(why) {this.message = why;}
Failure.prototype.toString = function() { return this.message; };
function indexOf(collection, elt) {
if (collection.indexOf) return collection.indexOf(elt);
for (var i = 0, e = collection.length; i < e; ++i)
if (collection[i] == elt) return i;
return -1;
}
function test(name, run, expectedFail) {
// Force unique names
var originalName = name;
var i = 2; // Second function would be NAME_2
while (indexOf(allNames, name) !== -1){
name = originalName + "_" + i;
i++;
}
allNames.push(name);
// Add test
tests.push({name: name, func: run, expectedFail: expectedFail});
return name;
}
var namespace = "";
function testCM(name, run, opts, expectedFail) {
return test(namespace + name, function() {
var place = document.getElementById("testground"), cm = window.cm = CodeMirror(place, opts);
var successful = false;
try {
run(cm);
successful = true;
} finally {
if (!successful || verbose) {
place.style.visibility = "visible";
} else {
place.removeChild(cm.getWrapperElement());
}
}
}, expectedFail);
}
function runTests(callback) {
var totalTime = 0;
function step(i) {
for (;;) {
if (i === tests.length) {
running = false;
return callback("done");
}
var test = tests[i], skip = false;
if (filters.length) {
skip = true;
for (var j = 0; j < filters.length; j++)
if (test.name.match(filters[j])) skip = false;
}
if (skip) {
callback("skipped", test.name, message);
i++;
} else {
break;
}
}
var expFail = test.expectedFail, startTime = +new Date, threw = false;
try {
var message = test.func();
} catch(e) {
threw = true;
if (expFail) callback("expected", test.name);
else if (e instanceof Failure) callback("fail", test.name, e.message);
else {
var pos = /(?:\bat |@).*?([^\/:]+):(\d+)/.exec(e.stack);
if (pos) console["log"](e.stack);
callback("error", test.name, e.toString() + (pos ? " (" + pos[1] + ":" + pos[2] + ")" : ""));
}
}
if (!threw) {
if (expFail) callback("fail", test.name, message || "expected failure, but passed");
else callback("ok", test.name, message);
}
if (!quit) { // Run next test
var delay = 0;
totalTime += (+new Date) - startTime;
if (totalTime > 500){
totalTime = 0;
delay = 50;
}
setTimeout(function(){step(i + 1);}, delay);
} else { // Quit tests
running = false;
return null;
}
}
step(0);
}
function label(str, msg) {
if (msg) return str + " (" + msg + ")";
return str;
}
function eq(a, b, msg) {
if (a != b) throw new Failure(label(a + " != " + b, msg));
}
function near(a, b, margin, msg) {
if (Math.abs(a - b) > margin)
throw new Failure(label(a + " is not close to " + b + " (" + margin + ")", msg));
}
function eqCharPos(a, b, msg) {
function str(p) { return "{line:" + p.line + ",ch:" + p.ch + ",sticky:" + p.sticky + "}"; }
if (a == b) return;
if (a == null) throw new Failure(label("comparing null to " + str(b), msg));
if (b == null) throw new Failure(label("comparing " + str(a) + " to null", msg));
if (a.line != b.line || a.ch != b.ch) throw new Failure(label(str(a) + " != " + str(b), msg));
}
function eqCursorPos(a, b, msg) {
eqCharPos(a, b, msg);
if (a) eq(a.sticky, b.sticky, msg ? msg + ' (sticky)' : 'sticky');
}
function is(a, msg) {
if (!a) throw new Failure(label("assertion failed", msg));
}
function countTests() {
if (!filters.length) return tests.length;
var sum = 0;
for (var i = 0; i < tests.length; ++i) {
var name = tests[i].name;
for (var j = 0; j < filters.length; j++) {
if (name.match(filters[j])) {
++sum;
break;
}
}
}
return sum;
}
function parseTestFilter(s) {
if (/_\*$/.test(s)) return new RegExp("^" + s.slice(0, s.length - 2), "i");
else return new RegExp(s, "i");
}