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Diffstat (limited to 'cordova/node_modules/uuid/test/test.js')
| -rwxr-xr-x | cordova/node_modules/uuid/test/test.js | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/cordova/node_modules/uuid/test/test.js b/cordova/node_modules/uuid/test/test.js new file mode 100755 index 0000000..ec33bec --- /dev/null +++ b/cordova/node_modules/uuid/test/test.js @@ -0,0 +1,96 @@ +var assert = require('assert'); + +var uuid = require('../'); + +// Verify ordering of v1 ids created with explicit times +var TIME = 1321644961388; // 2011-11-18 11:36:01.388-08:00 + +function compare(name, ids) { + test(name, function() { + // avoid .map for older browsers + for (var i=0 ; i<ids.length ; ++i) { + ids[i] = ids[i].split('-').reverse().join('-'); + } + ids = ids.sort(); + var sorted = ([].concat(ids)).sort(); + + assert(sorted.toString() == ids.toString(), name + ' have expected order'); + }); +} + +// Verify ordering of v1 ids created using default behavior +compare('uuids with current time', [ + uuid.v1(), + uuid.v1(), + uuid.v1(), + uuid.v1(), + uuid.v1() +]); + +// Verify ordering of v1 ids created with explicit times +compare('uuids with time option', [ + uuid.v1({msecs: TIME - 10*3600*1000}), + uuid.v1({msecs: TIME - 1}), + uuid.v1({msecs: TIME}), + uuid.v1({msecs: TIME + 1}), + uuid.v1({msecs: TIME + 28*24*3600*1000}) +]); + +test('msec', function() { + assert( + uuid.v1({msecs: TIME}) != uuid.v1({msecs: TIME}), + 'IDs created at same msec are different' + ); +}); + +test('exception thrown when > 10k ids created in 1ms', function() { + // Verify throw if too many ids created + var thrown = false; + try { + uuid.v1({msecs: TIME, nsecs: 10000}); + } catch (e) { + thrown = true; + } + assert(thrown, 'Exception thrown when > 10K ids created in 1 ms'); +}); + +test('clock regression by msec', function() { + // Verify clock regression bumps clockseq + var uidt = uuid.v1({msecs: TIME}); + var uidtb = uuid.v1({msecs: TIME - 1}); + assert( + parseInt(uidtb.split('-')[3], 16) - parseInt(uidt.split('-')[3], 16) === 1, + 'Clock regression by msec increments the clockseq' + ); +}); + +test('clock regression by nsec', function() { + // Verify clock regression bumps clockseq + var uidtn = uuid.v1({msecs: TIME, nsecs: 10}); + var uidtnb = uuid.v1({msecs: TIME, nsecs: 9}); + assert( + parseInt(uidtnb.split('-')[3], 16) - parseInt(uidtn.split('-')[3], 16) === 1, + 'Clock regression by nsec increments the clockseq' + ); +}); + +test('explicit options product expected id', function() { + // Verify explicit options produce expected id + var id = uuid.v1({ + msecs: 1321651533573, + nsecs: 5432, + clockseq: 0x385c, + node: [ 0x61, 0xcd, 0x3c, 0xbb, 0x32, 0x10 ] + }); + assert(id == 'd9428888-122b-11e1-b85c-61cd3cbb3210', 'Explicit options produce expected id'); +}); + +test('ids spanning 1ms boundary are 100ns apart', function() { + // Verify adjacent ids across a msec boundary are 1 time unit apart + var u0 = uuid.v1({msecs: TIME, nsecs: 9999}); + var u1 = uuid.v1({msecs: TIME + 1, nsecs: 0}); + + var before = u0.split('-')[0], after = u1.split('-')[0]; + var dt = parseInt(after, 16) - parseInt(before, 16); + assert(dt === 1, 'Ids spanning 1ms boundary are 100ns apart'); +}); |
