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Diffstat (limited to 'tools/addon-sdk-1.3/packages/api-utils/tests/test-registry.js')
-rw-r--r-- | tools/addon-sdk-1.3/packages/api-utils/tests/test-registry.js | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.3/packages/api-utils/tests/test-registry.js b/tools/addon-sdk-1.3/packages/api-utils/tests/test-registry.js new file mode 100644 index 0000000..8a251f7 --- /dev/null +++ b/tools/addon-sdk-1.3/packages/api-utils/tests/test-registry.js @@ -0,0 +1,76 @@ +'use strict'; + +exports['test:add'] = function(test) { + function Class() {} + let fixture = require('utils/registry').Registry(Class); + let isAddEmitted = false; + fixture.on('add', function(item) { + test.assert( + item instanceof Class, + 'if object added is not an instance should construct instance from it' + ); + test.assert( + fixture.has(item), + 'callback is called after instance is added' + ); + test.assert( + !isAddEmitted, + 'callback should be called for the same item only once' + ); + isAddEmitted = true; + }); + + let object = fixture.add({}); + fixture.add(object); +}; + +exports['test:remove'] = function(test) { + function Class() {} + let fixture = require('utils/registry').Registry(Class); + fixture.on('remove', function(item) { + test.assert( + item instanceof Class, + 'if object removed can be only instance of Class' + ); + test.assert( + fixture.has(item), + 'callback is called before instance is removed' + ); + test.assert( + !isRemoveEmitted, + 'callback should be called for the same item only once' + ); + isRemoveEmitted = true; + }); + + fixture.remove({}); + let object = fixture.add({}); + fixture.remove(object); + fixture.remove(object); +}; + +exports['test:items'] = function(test) { + function Class() {} + let fixture = require('utils/registry').Registry(Class), + actual, + times = 0; + + function testItem(item) { + times ++; + test.assertEqual( + actual, + item, + 'item should match actual item being added/removed' + ); + } + + actual = fixture.add({}); + + fixture.on('add', testItem); + fixture.on('remove', testItem); + + fixture.remove(actual); + fixture.remove(fixture.add(actual = new Class())); + test.assertEqual(3, times, 'should notify listeners on each call'); +} + |