163 lines
3.6 KiB
JavaScript
163 lines
3.6 KiB
JavaScript
function test(name, fn){
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expected = -1;
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numTests = 0;
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reset();
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fn();
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if ( expected != -1 && expected != numTests )
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log( false, "Wrong number of tests run. " + numTests + " ran, expected " + expected );
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}
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var orig = document.getElementById('main').innerHTML;
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/**
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* Resets the test setup. Useful for tests that modify the DOM.
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*/
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function reset() {
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document.getElementById('main').innerHTML = orig;
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}
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var currentModule = "";
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// call on start of module test to prepend name to all tests
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function module(moduleName) {
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currentModule = moduleName;
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}
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var expected = -1;
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/**
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* Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
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*/
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function expect(asserts) {
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expected = asserts;
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}
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/**
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* Asserts true.
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* @example ok( $("a").size() > 5, "There must be at least 5 anchors" );
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*/
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function ok(a, msg) {
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log( !!a, msg );
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}
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/**
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* Asserts that two arrays are the same
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*/
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function isSet(a, b, msg) {
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var ret = true;
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if ( a && b && a.length != undefined && a.length == b.length ) {
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for ( var i = 0; i < a.length; i++ ) {
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if ( a[i] != b[i] )
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ret = false;
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}
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} else
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ret = false;
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if ( !ret )
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log( ret, msg + " expected: " + serialArray(b) + " result: " + serialArray(a) );
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else
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log( ret, msg );
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}
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/**
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* Asserts that two objects are equivalent
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*/
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function isObj(a, b, msg) {
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var ret = true;
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if ( a && b ) {
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for ( var i in a )
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if ( a[i] != b[i] )
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ret = false;
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for ( i in b )
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if ( a[i] != b[i] )
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ret = false;
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} else
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ret = false;
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log( ret, msg );
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}
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function serialArray( a ) {
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var r = [];
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if ( a && a.length )
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for ( var i = 0; i < a.length; i++ ) {
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var str = a[i] ? a[i].nodeName : "";
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if ( str ) {
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str = str.toLowerCase();
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if ( a[i].id )
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str += "#" + a[i].id;
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} else
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str = a[i];
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r.push( str );
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}
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return "[ " + r.join(", ") + " ]"
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}
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/**
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* Returns an array of elements with the given IDs, eg.
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* @example q("main", "foo", "bar")
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* @result [<div id="main">, <span id="foo">, <input id="bar">]
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*/
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function q() {
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var r = [];
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for ( var i = 0; i < arguments.length; i++ )
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r.push( document.getElementById( arguments[i] ) );
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return r;
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}
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/**
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* Asserts that a select matches the given IDs
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* @example t("Check for something", "//[a]", ["foo", "baar"]);
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* @result returns true if "//[a]" return two elements with the IDs 'foo' and 'baar'
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*/
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function t(a,b,c) {
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var f = jQuery(b);
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var s = "";
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for ( var i = 0; i < f.length; i++ )
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s += (s && ",") + '"' + f[i].id + '"';
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isSet(f, q.apply(q,c), a + " (" + b + ")");
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}
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/**
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* Checks that the first two arguments are equal, with an optional message.
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* Prints out both expected and actual values on failure.
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*
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* Prefered to ok( expected == actual, message )
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*
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* @example equals( "Expected 2 characters.", v.formatMessage("Expected {0} characters.", 2) );
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*
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* @param Object expected
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* @param Object actual
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* @param String message (optional)
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*/
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function equals(expected, actual, message) {
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var result = expected == actual;
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message = message || (result ? "okay" : "failed");
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log( result, result ? message + ": " + expected : message + " expected: " + expected + " actual: " + actual );
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}
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var numTests = 0, total = 0, pass = 0, fail = 0;
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function log(state, msg){
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print( (state ? "PASS" : "FAIL") + " (" + (++total) + ") " +
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(currentModule ? "[" + currentModule + "] " : "") + msg );
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numTests++;
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if ( state )
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pass++;
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else
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fail++;
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}
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function results(){
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print( pass + " Passed, " + fail + " Failed" );
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}
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function start(){}
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function stop(){} |