Class: Spec::Rails::Matchers::TableMatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/matchers/table_matcher.rb

Instance Method Summary collapse

Constructor Details

#initialize(table_selector_or_expected, expected) ⇒ TableMatcher

Returns a new instance of TableMatcher.



6
7
8
9
10
11
12
13
14
15
 
# File 'lib/matchers/table_matcher.rb', line 6

def initialize table_selector_or_expected, expected
  case table_selector_or_expected
  when String
    @table_selector = table_selector_or_expected
    @expected = expected
  when Array
    @expected = table_selector_or_expected
  end
  raise 'Invalid "expected" argument' if @expected.nil?
end

Instance Method Details

#extract_html_content(html) ⇒ Object 



30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
 
# File 'lib/matchers/table_matcher.rb', line 30

def extract_html_content html
  doc = Hpricot.XML(html)

  rows = doc.search("table#{"#{@table_selector}" if @table_selector} tr")
  header_elements = rows.reject{|e| e.search('th').empty? }
  header_content = header_elements.map do |header_element|
    header_element.search('/th').map do |n|
      stripped = n.inner_html.gsub(/<script.*<\/script>/m, '')
      temp_node = Hpricot.XML("<temp-node>#{stripped}</temp-node>")
      temp_node.inner_text.strip.gsub(/[ \t]*\n[\n \t]*/, "\n")
    end
  end

  body_elements = rows.reject{|e| e.search('td').empty? }
  body_content = body_elements.map do |body_element|
    body_element.search('/td').map do |n|
      stripped = n.inner_html.gsub(/<script.*<\/script>/m, '')
      temp_node = Hpricot.XML("<temp-node>#{stripped}</temp-node>")
      temp_node.inner_text.strip.gsub(/[ \t]*\n[\n \t]*/, "\n")
    end
  end

  header_content + body_content
end

#failure_message ⇒ Object 



22
23
24
 
# File 'lib/matchers/table_matcher.rb', line 22

def failure_message
  "\nWrong table contents.\nexpected: #{@expected.inspect.gsub('], [', "],\n[")}\n   found: #{@actual.inspect.gsub('], [', "],\n[")}\n\n"
end

#matches?(response) ⇒ Boolean

Returns:

  • (Boolean) 


17
18
19
20
 
# File 'lib/matchers/table_matcher.rb', line 17

def matches? response
  @actual = extract_html_content response.body
  @actual == @expected
end

#negative_failure_message ⇒ Object 



26
27
28
 
# File 'lib/matchers/table_matcher.rb', line 26

def negative_failure_message
  "\nTable should not have matched: #{@expected.inspect}\n"
end