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- 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; // eslint-disable-line no-extend-native
- });
-
- 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('WeakMap', { skip: typeof WeakMap !== 'function' }, function (t) {
- var map = new WeakMap();
- map.set({ a: 1 }, ['b']);
- var expectedString = 'WeakMap { ? }';
- t.equal(inspect(map), expectedString, 'new WeakMap([[{ a: 1 }, ["b"]]]) should not show size or contents');
- t.equal(inspect(new WeakMap()), 'WeakMap { ? }', 'empty WeakMap should not show as empty');
-
- 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('WeakSet', { skip: typeof WeakSet !== 'function' }, function (t) {
- var map = new WeakSet();
- map.add({ a: 1 });
- var expectedString = 'WeakSet { ? }';
- t.equal(inspect(map), expectedString, 'new WeakSet([{ a: 1 }]) should not show size or contents');
- t.equal(inspect(new WeakSet()), 'WeakSet { ? }', 'empty WeakSet should not show as empty');
-
- t.end();
- });
-
- test('Strings', function (t) {
- var str = 'abc';
-
- t.equal(inspect(str), "'" + str + "'", 'primitive string shows as such');
- t.equal(inspect(str, { quoteStyle: 'single' }), "'" + str + "'", 'primitive string shows as such, single quoted');
- t.equal(inspect(str, { quoteStyle: 'double' }), '"' + str + '"', 'primitive string shows as such, double quoted');
- t.equal(inspect(Object(str)), 'Object(' + inspect(str) + ')', 'String object shows as such');
- t.equal(inspect(Object(str), { quoteStyle: 'single' }), 'Object(' + inspect(str, { quoteStyle: 'single' }) + ')', 'String object shows as such, single quoted');
- t.equal(inspect(Object(str), { quoteStyle: 'double' }), 'Object(' + inspect(str, { quoteStyle: 'double' }) + ')', 'String object shows as such, double quoted');
-
- 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();
- });
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