cafe-grader-web

Location: cafe-grader-web/node_modules/object-inspect/test/values.js - annotation

Show More
Commit Description:
utf8mb4
Commit Description:
utf8mb4
References:
r862:0df5f90eea20 default
File last commit:
r789:8cd7e8db7e38 default
Show/Diff file:
Action:
node_modules/object-inspect/test/values.js | 132 lines | 3.8 KiB | application/javascript | JavascriptLexer |
History | Source | Raw | Download
admin
move datatable to yarn
 r789 var inspect = require('../');
var test = require('tape');
test('values', function (t) {
t.plan(1);
var obj = [ {}, [], { 'a-b': 5 } ];
t.equal(inspect(obj), '[ {}, [], { \'a-b\': 5 } ]');
});
test('arrays with properties', function (t) {
t.plan(1);
var arr = [3];
arr.foo = 'bar';
var obj = [1, 2, arr];
obj.baz = 'quux';
obj.index = -1;
t.equal(inspect(obj), '[ 1, 2, [ 3, foo: \'bar\' ], baz: \'quux\', index: -1 ]');
});
test('has', function (t) {
t.plan(1);
var has = Object.prototype.hasOwnProperty;
delete Object.prototype.hasOwnProperty;
t.equal(inspect({ a: 1, b: 2 }), '{ a: 1, b: 2 }');
Object.prototype.hasOwnProperty = has;
});
test('indexOf seen', function (t) {
t.plan(1);
var xs = [ 1, 2, 3, {} ];
xs.push(xs);
var seen = [];
seen.indexOf = undefined;
t.equal(
inspect(xs, {}, 0, seen),
'[ 1, 2, 3, {}, [Circular] ]'
);
});
test('seen seen', function (t) {
t.plan(1);
var xs = [ 1, 2, 3 ];
var seen = [ xs ];
seen.indexOf = undefined;
t.equal(
inspect(xs, {}, 0, seen),
'[Circular]'
);
});
test('seen seen seen', function (t) {
t.plan(1);
var xs = [ 1, 2, 3 ];
var seen = [ 5, xs ];
seen.indexOf = undefined;
t.equal(
inspect(xs, {}, 0, seen),
'[Circular]'
);
});
test('symbols', { skip: typeof Symbol !== 'function' }, function (t) {
var sym = Symbol('foo');
t.equal(inspect(sym), 'Symbol(foo)', 'Symbol("foo") should be "Symbol(foo)"');
t.equal(inspect(Object(sym)), 'Object(Symbol(foo))', 'Object(Symbol("foo")) should be "Object(Symbol(foo))"');
t.end();
});
test('Map', { skip: typeof Map !== 'function' }, function (t) {
var map = new Map();
map.set({ a: 1 }, ['b']);
map.set(3, NaN);
var expectedString = 'Map (2) {' + inspect({ a: 1 }) + ' => ' + inspect(['b']) + ', 3 => NaN}';
t.equal(inspect(map), expectedString, 'new Map([[{ a: 1 }, ["b"]], [3, NaN]]) should show size and contents');
t.equal(inspect(new Map()), 'Map (0) {}', 'empty Map should show as empty');
var nestedMap = new Map();
nestedMap.set(nestedMap, map);
t.equal(inspect(nestedMap), 'Map (1) {[Circular] => ' + expectedString + '}', 'Map containing a Map should work');
t.end();
});
test('Set', { skip: typeof Set !== 'function' }, function (t) {
var set = new Set();
set.add({ a: 1 });
set.add(['b']);
var expectedString = 'Set (2) {' + inspect({ a: 1 }) + ', ' + inspect(['b']) + '}';
t.equal(inspect(set), expectedString, 'new Set([{ a: 1 }, ["b"]]) should show size and contents');
t.equal(inspect(new Set()), 'Set (0) {}', 'empty Set should show as empty');
var nestedSet = new Set();
nestedSet.add(set);
nestedSet.add(nestedSet);
t.equal(inspect(nestedSet), 'Set (2) {' + expectedString + ', [Circular]}', 'Set containing a Set should work');
t.end();
});
test('Strings', function (t) {
var str = 'abc';
t.equal(inspect(str), "'" + str + "'", 'primitive string shows as such');
t.equal(inspect(Object(str)), 'Object(' + inspect(str) + ')', 'String object shows as such');
t.end();
});
test('Numbers', function (t) {
var num = 42;
t.equal(inspect(num), String(num), 'primitive number shows as such');
t.equal(inspect(Object(num)), 'Object(' + inspect(num) + ')', 'Number object shows as such');
t.end();
});
test('Booleans', function (t) {
t.equal(inspect(true), String(true), 'primitive true shows as such');
t.equal(inspect(Object(true)), 'Object(' + inspect(true) + ')', 'Boolean object true shows as such');
t.equal(inspect(false), String(false), 'primitive false shows as such');
t.equal(inspect(Object(false)), 'Object(' + inspect(false) + ')', 'Boolean false object shows as such');
t.end();
});