34 function fail(actual, expected, message, operator) {  argument
36     ': (' + actual + ' ' + operator + ' ' + expected + ') should hold');
47 function equal(actual, expected, message) {  argument
48   if (!(expected == actual)) {
49     fail(actual, expected, message, '==');
53 function notEqual(actual, expected, message) {  argument
54   if (!(expected != actual)) {
55     fail(actual, expected, message, '!=');
59 function strictEqual(actual, expected, message) {  argument
60   if (!(expected === actual)) {
61     fail(actual, expected, message, '===');
65 function notStrictEqual(actual, expected, message) {  argument
66   if (!(expected !== actual)) {
67     fail(actual, expected, message, '!==');