vue hello world项目
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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