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app_vue/node_modules/utila/test/array.coffee

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+require './_prepare'
+
+array = mod 'array'
+
+test 'from', ->
+
+	array.from([1]).should.be.an.instanceOf Array
+	array.from([1])[0].should.equal 1
+
+# test 'clone', ->
+
+# 	a = [0, 1, 2]
+
+# 	b = array.clone a
+
+# 	b[0].should.equal 0
+# 	b[1].should.equal 1
+
+# 	b[0] = 3
+
+# 	a[0].should.equal 0
+
+test 'pluck', ->
+
+	a = [0, 1, 2, 3]
+
+	after = array.pluck a, 1
+
+	after.length.should.equal 3
+
+	after[0].should.equal 0
+	after[1].should.equal 2
+	after[2].should.equal 3
+	after.should.equal a
+
+test 'pluckMultiple', ->
+
+	a = [0, 1, 2, 3, 4, 5, 6]
+
+	array.pluckMultiple a, [0, 4, 2, 6]
+
+	a.length.should.equal 3
+	a[0].should.equal 1
+	a[1].should.equal 3
+	a[2].should.equal 5
+
+test 'pluckItem', ->
+
+	a = [0, 1, 2, 3, 2, 4, 2]
+
+	array.pluckItem a, 2
+
+	a[0].should.equal 0
+	a[1].should.equal 1
+	a[2].should.equal 3
+	a[3].should.equal 4
+
+	array.pluckItem([1], 2).length.should.equal 1
+
+
+test 'pluckOneItem', ->
+
+	a = [0, 1, 2, 3, 2, 4, 2]
+
+	array.pluckOneItem a, 2
+
+	a[0].should.equal 0
+	a[1].should.equal 1
+	a[2].should.equal 3
+	a[3].should.equal 2
+	a[4].should.equal 4
+	a[5].should.equal 2
+
+	a = [1, 2]
+
+	array.pluckOneItem a, 1
+
+	a.length.should.equal 1
+	a[0].should.equal 2
+
+	array.pluckOneItem([], 1).length.should.equal 0
+
+	array.pluckOneItem([1], 2).length.should.equal 1
+
+test 'plcukByCallback', ->
+
+	a = [0, 1, 2, 3]
+
+	array.pluckByCallback a, (val, i) ->
+
+		return yes if val is 2
+
+		return no
+
+	a[0].should.equal 0
+	a[1].should.equal 1
+	a[2].should.equal 3
+
+test 'injectByCallback', ->
+
+	shouldInject = (valA, valB, toInject) ->
+
+		unless valA?
+
+			return yes if toInject <= valB
+
+			return no
+
+		unless valB?
+
+			return yes if valA <= toInject
+
+			return no
+
+		return yes if valA <= toInject <= valB
+
+		return no
+
+	a = [0.5, 1, 2.5, 2.5, 2.75, 2.75, 3]
+
+	array.injectByCallback a, 0, shouldInject
+
+	a[0].should.equal 0
+	a[1].should.equal 0.5
+	a[7].should.equal 3
+
+	a = [0.5, 1, 2.5, 2.5, 2.75, 2.75, 3]
+
+	array.injectByCallback a, 2.7, shouldInject
+
+	a[0].should.equal 0.5
+	a[4].should.equal 2.7
+	a[5].should.equal 2.75
+	a[7].should.equal 3
+
+	a = [0.5, 1, 2.5, 2.5, 2.75, 2.75, 3]
+
+	array.injectByCallback a, 3.2, shouldInject
+
+	a[0].should.equal 0.5
+	a[4].should.equal 2.75
+	a[6].should.equal 3
+	a[7].should.equal 3.2