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Diffstat (limited to 'src/node/test/metadata_test.js')
| -rw-r--r-- | src/node/test/metadata_test.js | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/src/node/test/metadata_test.js b/src/node/test/metadata_test.js new file mode 100644 index 0000000000..86383f1bad --- /dev/null +++ b/src/node/test/metadata_test.js @@ -0,0 +1,193 @@ +/* + * + * Copyright 2015, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +'use strict'; + +var Metadata = require('../src/metadata.js'); + +var assert = require('assert'); + +describe('Metadata', function() { + var metadata; + beforeEach(function() { + metadata = new Metadata(); + }); + describe('#set', function() { + it('Only accepts string values for non "-bin" keys', function() { + assert.throws(function() { + metadata.set('key', new Buffer('value')); + }); + assert.doesNotThrow(function() { + metadata.set('key', 'value'); + }); + }); + it('Only accepts Buffer values for "-bin" keys', function() { + assert.throws(function() { + metadata.set('key-bin', 'value'); + }); + assert.doesNotThrow(function() { + metadata.set('key-bin', new Buffer('value')); + }); + }); + it('Rejects invalid keys', function() { + assert.throws(function() { + metadata.set('key$', 'value'); + }); + assert.throws(function() { + metadata.set('', 'value'); + }); + }); + it('Rejects values with non-ASCII characters', function() { + assert.throws(function() { + metadata.set('key', 'résumé'); + }); + }); + it('Saves values that can be retrieved', function() { + metadata.set('key', 'value'); + assert.deepEqual(metadata.get('key'), ['value']); + }); + it('Overwrites previous values', function() { + metadata.set('key', 'value1'); + metadata.set('key', 'value2'); + assert.deepEqual(metadata.get('key'), ['value2']); + }); + it('Normalizes keys', function() { + metadata.set('Key', 'value1'); + assert.deepEqual(metadata.get('key'), ['value1']); + metadata.set('KEY', 'value2'); + assert.deepEqual(metadata.get('key'), ['value2']); + }); + }); + describe('#add', function() { + it('Only accepts string values for non "-bin" keys', function() { + assert.throws(function() { + metadata.add('key', new Buffer('value')); + }); + assert.doesNotThrow(function() { + metadata.add('key', 'value'); + }); + }); + it('Only accepts Buffer values for "-bin" keys', function() { + assert.throws(function() { + metadata.add('key-bin', 'value'); + }); + assert.doesNotThrow(function() { + metadata.add('key-bin', new Buffer('value')); + }); + }); + it('Rejects invalid keys', function() { + assert.throws(function() { + metadata.add('key$', 'value'); + }); + assert.throws(function() { + metadata.add('', 'value'); + }); + }); + it('Saves values that can be retrieved', function() { + metadata.add('key', 'value'); + assert.deepEqual(metadata.get('key'), ['value']); + }); + it('Combines with previous values', function() { + metadata.add('key', 'value1'); + metadata.add('key', 'value2'); + assert.deepEqual(metadata.get('key'), ['value1', 'value2']); + }); + it('Normalizes keys', function() { + metadata.add('Key', 'value1'); + assert.deepEqual(metadata.get('key'), ['value1']); + metadata.add('KEY', 'value2'); + assert.deepEqual(metadata.get('key'), ['value1', 'value2']); + }); + }); + describe('#remove', function() { + it('clears values from a key', function() { + metadata.add('key', 'value'); + metadata.remove('key'); + assert.deepEqual(metadata.get('key'), []); + }); + it('Normalizes keys', function() { + metadata.add('key', 'value'); + metadata.remove('KEY'); + assert.deepEqual(metadata.get('key'), []); + }); + }); + describe('#get', function() { + beforeEach(function() { + metadata.add('key', 'value1'); + metadata.add('key', 'value2'); + metadata.add('key-bin', new Buffer('value')); + }); + it('gets all values associated with a key', function() { + assert.deepEqual(metadata.get('key'), ['value1', 'value2']); + }); + it('Normalizes keys', function() { + assert.deepEqual(metadata.get('KEY'), ['value1', 'value2']); + }); + it('returns an empty list for non-existent keys', function() { + assert.deepEqual(metadata.get('non-existent-key'), []); + }); + it('returns Buffers for "-bin" keys', function() { + assert(metadata.get('key-bin')[0] instanceof Buffer); + }); + }); + describe('#getMap', function() { + it('gets a map of keys to values', function() { + metadata.add('key1', 'value1'); + metadata.add('Key2', 'value2'); + metadata.add('KEY3', 'value3'); + assert.deepEqual(metadata.getMap(), + {key1: 'value1', + key2: 'value2', + key3: 'value3'}); + }); + }); + describe('#clone', function() { + it('retains values from the original', function() { + metadata.add('key', 'value'); + var copy = metadata.clone(); + assert.deepEqual(copy.get('key'), ['value']); + }); + it('Does not see newly added values', function() { + metadata.add('key', 'value1'); + var copy = metadata.clone(); + metadata.add('key', 'value2'); + assert.deepEqual(copy.get('key'), ['value1']); + }); + it('Does not add new values to the original', function() { + metadata.add('key', 'value1'); + var copy = metadata.clone(); + copy.add('key', 'value2'); + assert.deepEqual(metadata.get('key'), ['value1']); + }); + }); +}); |