Created
July 7, 2013 15:02
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「CoffeeScript によるデザインパターン(Template Method)」ブログ用
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| class Report | |
| constructor: -> | |
| @title = "月次報告" | |
| @text = ["順調", "最高の調子"] | |
| outputReport: -> | |
| @outputStart() | |
| @outputHead() | |
| @outputBodyStart() | |
| @outputBody() | |
| @outputBodyEnd() | |
| @outputEnd() | |
| # 空実装 | |
| outputStart: -> | |
| outputHead: -> | |
| outputBodyStart: -> | |
| outputBodyEnd: -> | |
| outputEnd: -> | |
| outputBody: -> | |
| for line in @text | |
| @outputLine line | |
| class @HTMLReport extends Report | |
| outputStart: -> | |
| console.log "<html>" | |
| outputHead: -> | |
| console.log " <head>" | |
| console.log " <title>#{@title}</title>" | |
| console.log " </head>" | |
| outputBodyStart: -> | |
| console.log " <body>" | |
| outputLine: (line) -> | |
| console.log " <p>#{line}</p>" | |
| outputBodyEnd: -> | |
| console.log " </body>" | |
| outputEnd: -> | |
| console.log "</html>" | |
| class @PlainTextReport extends Report | |
| outputHead: -> | |
| console.log "*** #{@title} ***" | |
| outputLine: (line) -> | |
| console.log line |
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| class Report | |
| constructor: -> | |
| @title = "月次報告" | |
| @text = ["順調", "最高の調子"] | |
| outputReport: -> | |
| console.log "<html>" | |
| console.log " <head>" | |
| console.log " <title>#{@title}</title>" | |
| console.log " </head>" | |
| console.log " <body>" | |
| console.log " <p>#{line}</p>" for line in @text | |
| console.log " </body>" | |
| console.log "</html>" | |
| $ -> new Report().outputReport() |
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| class @Report | |
| constructor: -> | |
| @title = "月次報告" | |
| @text = ["順調", "最高の調子"] | |
| outputReport: (format) -> | |
| switch format | |
| when "plain" | |
| console.log "*** #{@title} ***" | |
| when "html" | |
| console.log "<html>" | |
| console.log " <head>" | |
| console.log " <title>#{@title}</title>" | |
| console.log " </head>" | |
| console.log " <body>" | |
| else | |
| throw "Unknown format: #{format}" | |
| for line in @text | |
| switch format | |
| when "plain" | |
| console.log line | |
| when "html" | |
| console.log " <p>#{line}</p>" | |
| else | |
| throw "Unknown format: #{format}" | |
| if format is "html" | |
| console.log " </body>" | |
| console.log "</html>" |
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| package views | |
| import org.specs2.mutable.Specification | |
| import play.api.test.TestServer | |
| import play.api.test.Helpers.{ running, HTMLUNIT } | |
| class TemplateMethodSpec extends Specification { | |
| private val testPort = 3333 | |
| "TemplateMethod" should { | |
| "output html report" in { | |
| running(TestServer(testPort), HTMLUNIT) { browser => | |
| browser.goTo(s"http://localhost:${testPort}/template-method") | |
| browser.executeScript(""" | |
| new HTMLReport().outputReport() | |
| """) | |
| browser.title must_== "Template Method" | |
| browser.$("#__console").getValue must_== """<html> | |
| <head> | |
| <title>月次報告</title> | |
| </head> | |
| <body> | |
| <p>順調</p> | |
| <p>最高の調子</p> | |
| </body> | |
| </html> | |
| """ | |
| } | |
| } | |
| "output plain text report" in { | |
| running(TestServer(testPort), HTMLUNIT) { browser => | |
| browser.goTo(s"http://localhost:${testPort}/template-method") | |
| browser.executeScript(""" | |
| new PlainTextReport().outputReport() | |
| """) | |
| browser.title must_== "Template Method" | |
| browser.$("#__console").getValue must_== """*** 月次報告 *** | |
| 順調 | |
| 最高の調子 | |
| """ | |
| } | |
| } | |
| } | |
| } |
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