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78 lines
3.1 KiB
78 lines
3.1 KiB
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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var common = require('../common');
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var assert = require('assert');
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var util = require('util');
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assert.equal(util.format(), '');
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assert.equal(util.format(''), '');
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assert.equal(util.format([]), '[]');
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assert.equal(util.format({}), '{}');
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assert.equal(util.format(null), 'null');
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assert.equal(util.format(true), 'true');
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assert.equal(util.format(false), 'false');
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assert.equal(util.format('test'), 'test');
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// CHECKME this is for console.log() compatibility - but is it *right*?
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assert.equal(util.format('foo', 'bar', 'baz'), 'foo bar baz');
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assert.equal(util.format('%d', 42.0), '42');
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assert.equal(util.format('%d', 42), '42');
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assert.equal(util.format('%s', 42), '42');
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assert.equal(util.format('%j', 42), '42');
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assert.equal(util.format('%d', '42.0'), '42');
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assert.equal(util.format('%d', '42'), '42');
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assert.equal(util.format('%s', '42'), '42');
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assert.equal(util.format('%j', '42'), '"42"');
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assert.equal(util.format('%%s%s', 'foo'), '%sfoo');
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assert.equal(util.format('%s'), '%s');
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assert.equal(util.format('%s', undefined), 'undefined');
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assert.equal(util.format('%s', 'foo'), 'foo');
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assert.equal(util.format('%s:%s'), '%s:%s');
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assert.equal(util.format('%s:%s', undefined), 'undefined:%s');
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assert.equal(util.format('%s:%s', 'foo'), 'foo:%s');
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assert.equal(util.format('%s:%s', 'foo', 'bar'), 'foo:bar');
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assert.equal(util.format('%s:%s', 'foo', 'bar', 'baz'), 'foo:bar baz');
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assert.equal(util.format('%%%s%%', 'hi'), '%hi%');
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assert.equal(util.format('%%%s%%%%', 'hi'), '%hi%%');
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(function() {
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var o = {};
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o.o = o;
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assert.equal(util.format('%j', o), '[Circular]');
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})();
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// Errors
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assert.equal(util.format(new Error('foo')), '[Error: foo]');
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function CustomError(msg) {
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Error.call(this);
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Object.defineProperty(this, 'message', { value: msg, enumerable: false });
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Object.defineProperty(this, 'name', { value: 'CustomError', enumerable: false });
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}
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util.inherits(CustomError, Error);
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assert.equal(util.format(new CustomError('bar')), '[CustomError: bar]');
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