84 lines
3.0 KiB
CoffeeScript
84 lines
3.0 KiB
CoffeeScript
###
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Crafting Guide - string_builder.test.coffee
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Copyright (c) 2015 by Redwood Labs
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All rights reserved.
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###
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StringBuilder = require '../src/scripts/models/string_builder'
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########################################################################################################################
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builder = null
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########################################################################################################################
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describe 'string_builder.coffee', ->
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beforeEach -> builder = new StringBuilder
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describe 'call', ->
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it 'works with no arguments', ->
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builder.call (b)-> b.push 'foo'
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builder.toString().should.equal 'foo'
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it 'works with multiple arguments', ->
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builder.call 'foo', 'bar', 'baz', (builder, a, b, c)-> builder.loop [a, b, c]
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builder.toString().should.equal 'foo, bar, baz'
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describe 'loop', ->
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it 'can make an empty list', ->
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builder.loop [], start:'[', end:']'
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builder.toString().should.equal '[]'
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it 'can make a list with a single element', ->
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builder.loop ['foo'], start:'[', end:']'
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builder.toString().should.equal '[foo]'
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it 'can make a list with many elements', ->
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builder.loop ['foo', 'bar', 'baz'], start:'[', end:']'
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builder.toString().should.equal '[foo, bar, baz]'
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it 'can make a list with a custom callback', ->
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builder.loop ['foo', 'bar', 'baz'], start:'[', end:']', onEach:(b, i)-> b.push "\"#{i}\""
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builder.toString().should.equal '["foo", "bar", "baz"]'
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it 'can use a custom delimiter', ->
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builder.loop ['foo', 'bar', 'baz'], delimiter:'|'
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builder.toString().should.equal 'foo|bar|baz'
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it 'can indent content', ->
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builder.loop ['foo', 'bar', 'baz'], start:'[\n', end:'\n]', delimiter:',\n', indent:true
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builder.toString().should.equal '[\n foo,\n bar,\n baz\n]'
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describe 'onlyIf', ->
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it 'calls the callback on true', ->
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builder.onlyIf true, (b)-> b.push 'foo'
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builder.toString().should.equal 'foo'
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describe 'push', ->
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it 'can build a simple string', ->
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builder.push('foo').push(' bar').push(' baz')
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builder.toString().should.equal 'foo bar baz'
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it 'can build a multi-line string', ->
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builder.push('foo').push('\nbar\n').push('baz')
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builder.toString().should.equal 'foo\nbar\nbaz'
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it 'can build an indented multi-line string', ->
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builder
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.push 'foo\n'
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.indent()
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.push 'bar\n'
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.outdent()
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.push 'baz'
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builder.toString().should.equal 'foo\n bar\nbaz'
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it 'can pick apart multiple newlines in a single chunk', ->
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builder.indent().push('foo\nbar\nbaz').outdent().push('\nbif')
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builder.toString().should.equal 'foo\n bar\n baz\nbif' |