#!/usr/bin/env ruby
# -*- coding: utf-8 -*-

require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
require 'wp2txt'
require 'wp2txt/article'
require 'wp2txt/utils'

describe "Wp2txt" do
  it "contains mediawiki-format related functions:" do
  end

  include Wp2txt

  before do
  end

  describe "process_nested_structure" do
    it "parse nested structure replacing str in the format specified" do
      str_before = "[[ab[[cde[[alfa]]]]fg]]"
      str_after  = "<<ab<<cde<<alfa>>>>fg>>"
      scanner = StringScanner.new(str_before)
      str_processed = process_nested_structure(scanner, "[[", "]]") do |content|
        "<<" + content + ">>"
      end
      expect(str_processed).to eq str_after
      
      str_before = "#* {{quote-book|1503|year_published=1836|chapter=19 Henry VII. c. 5: Coin||A Collection of Statutes Connected with the General Administration of the Law|page=158|url=http://books.google.com/books?id=QtYuAAAAIAAJ
      |passage={{...}} every of them, being gold, whole and weight, shall '''go''' and be current in payment throughout this his realm for the sum that they were coined for.}}"
      str_after = "#* <<quote-book|1503|year_published=1836|chapter=19 Henry VII. c. 5: Coin||A Collection of Statutes Connected with the General Administration of the Law|page=158|url=http://books.google.com/books?id=QtYuAAAAIAAJ
      |passage=<<...>> every of them, being gold, whole and weight, shall '''go''' and be current in payment throughout this his realm for the sum that they were coined for.>>"
      scanner = StringScanner.new(str_before)
      str_processed = process_nested_structure(scanner, "{{", "}}") do |content|
        "<<" + content + ">>"
      end
      #str_processed.should == str_after
      expect(str_processed).to eq str_after
      
    end
  end
  
  describe "special_chr" do
    it "replaces character references with real characters" do
      str_before = "&nbsp; &lt; &gt; &amp; &quot;"
      str_after  = "  < > & \""
      expect(special_chr(str_before)).to eq str_after
    end    
  end
  
  describe "chrref_to_utf" do
    it "replaces character references with real characters" do
      str_before = "&#x266A;"
      str_after  = "♪"
      expect(chrref_to_utf(str_before)).to eq str_after
    end
  end
  
  describe "mndash" do
    it "replaces {mdash}, {ndash}, or {–} with '–'" do
      str_before = "{mdash} {ndash} {–}"
      str_after  = "– – –"
      expect(mndash(str_before)).to eq str_after
    end
  end

  describe "format_ref" do
    it "replaces \\r\\n and <br /> inside [ref] ... [/ref] to ' '" do
      str_before = "[ref]...\r\n...<br />...[/ref]"
      str_after  = "... ... ..."
      expect(format_ref(str_before)).to eq str_after
    end    
  end
  
  describe "make_reference" do
    it "replaces <ref> tag with [ref]" do
      str_before = "<ref> ... <br /> ... </ref> \n <ref />"
      str_after  = "[ref] ... \n ... [/ref] \n "
      expect(make_reference(str_before)).to eq str_after
    end    
  end
  
  describe "remove_table" do
    it "removes table formated parts" do
      str_before = "{| ... \n{| ... \n ...|}\n ...|}"
      str_after  = ""
      expect(remove_table(str_before)).to eq str_after
    end    
  end

  describe "remove_clade" do
    it "removes clade formated parts" do
      str_before = "\{\{clade ... \n ... \n ... \n\}\}"
      str_after  = ""
      expect(remove_clade(str_before)).to eq str_after
    end    
  end
  
  describe "remove_hr" do
    it "removes horizontal lines" do
      str_before = "\n----\n--\n--\n"
      str_after  = "\n\n"
      expect(remove_hr(str_before)).to eq str_after
    end    
  end

  describe "remove_tag" do
    it "removes tags" do
      str_before = "<tag>abc</tag>"
      str_after  = "abc"
      expect(remove_tag(str_before)).to eq str_after
      str_before = "[tag]def[/tag]"
      str_after  = "def"
      expect(remove_tag(str_before, ['[', ']'])).to eq str_after
    end    
  end
  
  describe "remove_directive" do
    it "removes directive" do
      str_before = "__abc__\n __def__"
      str_after  = "\n "
      expect(remove_directive(str_before)).to eq str_after
    end    
  end

  describe "remove_emphasis" do
    it "removes directive" do
      str_before = "''abc''\n'''def'''"
      str_after  = "abc\ndef"
      expect(remove_emphasis(str_before)).to eq str_after
    end    
  end
  
  describe "escape_nowiki" do
    it "replaces <nowiki>...</nowiki> with <nowiki-object_id>" do
      str_before = "<nowiki>[[abc]]</nowiki>def<nowiki>[[ghi]]</nowiki>"
      str_after  = Regexp.new("<nowiki-\\d+>def<nowiki-\\d+>")
      expect(escape_nowiki(str_before)).to match str_after
    end
  end

  describe "unescape_nowiki" do
    it "replaces <nowiki-object_id> with string stored elsewhere" do
      @nowikis = {123 => "[[abc]]", 124 => "[[ghi]]"}
      str_before = "<nowiki-123>def<nowiki-124>"
      str_after  = "[[abc]]def[[ghi]]"
      expect(unescape_nowiki(str_before)).to eq str_after
    end
  end
  
  describe "process_interwiki_links" do
    it "formats text link and remove brackets" do
      expect(process_interwiki_links("[[a b]]")).to eq "a b"
      expect(process_interwiki_links("[[a b|c]]")).to eq "c"
      expect(process_interwiki_links("[[a|b|c]]")).to eq "b|c"
      expect(process_interwiki_links("[[硬口蓋鼻音|[ɲ], /J/]]")).to eq "[ɲ], /J/"
    end
  end

  describe "process_external_links" do
    it "formats text link and remove brackets" do
      expect(process_external_links("[http://yohasebe.com yohasebe.com]")).to eq "yohasebe.com"      
      expect(process_external_links("[http://yohasebe.com]")).to eq "http://yohasebe.com"
      expect(process_external_links("* Turkish: {{t+|tr|köken bilimi}}]], {{t+|tr|etimoloji}}")).to eq "* Turkish: {{t+|tr|köken bilimi}}]], {{t+|tr|etimoloji}}"
    end
  end
  
  describe "process_template" do
    it "removes brackets and leaving some text" do
      str_before = "{{}}"
      str_after = ""
      expect(process_template(str_before)).to eq str_after
      str_before = "{{lang|en|Japan}}"
      str_after  = "Japan"
      expect(process_template(str_before)).to eq str_after
      str_before = "{{a|b=c|d=f}}"
      str_after  = "a"
      expect(process_template(str_before)).to eq str_after
      str_before = "{{a|b|{{c|d|e}}}}"
      str_after  = "e"
      expect(process_template(str_before)).to eq str_after
    end
  end
  
#   describe "expand_template" do
#     it "gets data corresponding to a given template using mediawiki api" do
#       uri = "http://en.wiktionary.org/w/api.php"
#       template = "{{en-verb}}"
#       word = "kick"
#       expanded = expand_template(uri, template, word)
#       html =<<EOD
# <span class=\"infl-inline\"><b class=\"Latn \" lang=\"en\">kick</b> (''third-person singular simple present'' <span class=\"form-of third-person-singular-form-of\">'''<span class=\"Latn \" lang=\"en\">[[kicks#English|kicks]]</span>'''</span>, ''present participle'' <span class=\"form-of present-participle-form-of\">'''<span class=\"Latn \" lang=\"en\">[[kicking#English|kicking]]</span>'''</span>, ''simple past and past participle'' <span class=\"form-of simple-past-and-participle-form-of\"> '''<span class=\"Latn \" lang=\"en\">[[kicked#English|kicked]]</span>'''</span>)</span>[[Category:English verbs|kick]]
# EOD
#       html.strip!
#       expanded.should == html
#     end
#   end
end