helpers: added test

test/test_helpers.coffee

@@ -0,0 +1,40 @@
+{ indexOf, include, starts, ends, compact, count, merge, extend, flatten, del
+} = require('../lib/helpers').helpers
+
+array = [0..4]
+
+ok indexOf(array, 0) is 0
+ok indexOf(array, 2) is 2
+ok indexOf(array, 4) is 4
+ok indexOf(array, 6) is -1
+
+ok include array, 0
+ok include array, 2
+ok include array, 4
+ok not include array, 6
+
+string = array.join ''
+
+ok starts string, '012'
+ok starts string, '34', 3
+ok not starts string, '42'
+ok not starts string, '42', 6
+
+ok ends string, '234'
+ok ends string, '01', 3
+ok not ends string, '42'
+ok not ends string, '42', 6
+
+object = {}
+merged = merge object, array
+
+ok merged isnt object
+ok merged[3] is 3
+
+ok object is extend object, array
+ok object[3] is 3
+
+ok "#{ flatten [0, [1, 2], 3, [4]] }" is "#{ array }"
+
+ok 1 is del object, 1
+ok 1 not of object