EXPECT_THAT(new_code, AnyOf(StartsWith(“// Tests”)), Not(ContainsRegex(“TODO.*intern”))));
Expected: (starts with “// Tests”) or (doesn't contain regular expression “TODO.*intern”)Actual: “/* TODO: hire an intern. */ int main() {}”
MATCHER(IsEven, “”) { return (arg % 2) == 0; }
// P2 means the matcher has 2 parameters. Their names are low and high.MATCHER_P2(InClosedRange, low, high, “is in range [%(low)s, %(high)s]”) { return low <= arg && arg <= high;}...EXPECT_THAT(my_age, InClosedRange(adult_min, penalty_to_withdraw_401k));
Expected: is in range [18, 60] Actual: 2
ArrayTest.prototype.testFilter = function() { var items = ["MIsKO", {name:"john"}, ["mary"], 1234]; assertEquals(4, items.filter("").length); assertEquals(4, items.filter(undefined).length); assertEquals(1, items.filter('iSk').length); assertEquals("MIsKO", items.filter('isk')[0]); assertEquals(1, items.filter('ohn').length); assertEquals(items[1], items.filter('ohn')[0]); assertEquals(1, items.filter('ar').length); assertEquals(items[2], items.filter('ar')[0]); assertEquals(1, items.filter('34').length); assertEquals(1234, items.filter('34')[0]); assertEquals(0, items.filter("I don't exist").length); }; ArrayTest.prototype.testShouldNotFilterOnSystemData = function() { assertEquals("", "".charAt(0)); // assumption var items = [{$name:"misko"}]; assertEquals(0, items.filter("misko").length); }; ArrayTest.prototype.testFilterOnSpecificProperty = function() { var items = [{ignore:"a", name:"a"}, {ignore:"a", name:"abc"}]; assertEquals(2, items.filter({}).length); assertEquals(2, items.filter({name:'a'}).length); assertEquals(1, items.filter({name:'b'}).length); assertEquals("abc", items.filter({name:'b'})[0].name); }; ArrayTest.prototype.testFilterOnFunction = function() { var items = [{name:"a"}, {name:"abc", done:true}]; assertEquals(1, items.filter(function(i){return i.done;}).length); }; ArrayTest.prototype.testFilterIsAndFunction = function() { var items = [{first:"misko", last:"hevery"}, {first:"mike", last:"smith"}]; assertEquals(2, items.filter({first:'', last:''}).length); assertEquals(1, items.filter({first:'', last:'hevery'}).length); assertEquals(0, items.filter({first:'mike', last:'hevery'}).length); assertEquals(1, items.filter({first:'misko', last:'hevery'}).length); assertEquals(items[0], items.filter({first:'misko', last:'hevery'})[0]); }; ArrayTest.prototype.testFilterNot = function() { var items = ["misko", "mike"]; assertEquals(1, items.filter('!isk').length); assertEquals(items[1], items.filter('!isk')[0]); };
Array.prototype.filter = function(expression) { var predicates = []; predicates.check = function(value) { for (var j = 0; j < predicates.length; j++) { if(!predicates[j](value)) { return false; } } return true; }; var getter = Scope.getter; var search = function(obj, text){ if (text.charAt(0) === '!') { return !search(obj, text.substr(1)); } switch (typeof obj) { case "bolean": case "number": case "string": return ('' + obj).toLowerCase().indexOf(text) > -1; case "object": for ( var objKey in obj) { if (objKey.charAt(0) !== '$' && search(obj[objKey], text)) { return true; } } return false; case "array": for ( var i = 0; i < obj.length; i++) { if (search(obj[i], text)) { return true; } } return false; default: return false; } }; switch (typeof expression) { case "bolean": case "number": case "string": expression = {$:expression}; case "object": for (var key in expression) { if (key == '$') { (function(){ var text = (''+expression[key]).toLowerCase(); if (!text) return; predicates.push(function(value) { return search(value, text); }); })(); } else { (function(){ var path = key; var text = (''+expression[key]).toLowerCase(); if (!text) return; predicates.push(function(value) { return search(getter(value, path), text); }); })(); } } break; case "function": predicates.push(expression); break; default: return this; } var filtered = []; for ( var j = 0; j < this.length; j++) { var value = this[j]; if (predicates.check(value)) { filtered.push(value); } } return filtered; };
