Class: RSpec::Hal::Matchers::TemplatedRelationMatcher

Inherits:
Object
  • Object
show all
Includes:
HalMatcherHelpers
Defined in:
lib/rspec/hal/matchers/templated_relation_matcher.rb

Overview

Example

expect(doc).to have_templated_relation("search")
expect(doc).to have_templated_relation("search", matching("{?q}"))

Constant Summary

Constants included from HalMatcherHelpers

HalMatcherHelpers::NullMatcher

Instance Method Summary collapse

Methods included from HalMatcherHelpers

#matcher?, #matcherize, #parse, #sentencize

Constructor Details

#initialize(link_rel, expected = NullMatcher) ⇒ TemplatedRelationMatcher

Returns a new instance of TemplatedRelationMatcher.



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# File 'lib/rspec/hal/matchers/templated_relation_matcher.rb', line 13

def initialize(link_rel, expected=NullMatcher)
  @link_rel = link_rel
  @expected = expected
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/rspec/hal/matchers/templated_relation_matcher.rb', line 52

def description
  "have templated #{link_rel} link"
end

#failure_message ⇒ Object Also known as: failure_message_for_should 



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# File 'lib/rspec/hal/matchers/templated_relation_matcher.rb', line 36

def failure_message
  but_clause = if outcome == :no_templates
                 "found only non-templated links"
               else
                 "found none"
               end

  sentencize "Expected templated `#{link_rel}` link", expected.description, "but #{but_clause}"
end

#failure_message_when_negated ⇒ Object Also known as: failure_message_for_should_not 



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# File 'lib/rspec/hal/matchers/templated_relation_matcher.rb', line 47

def failure_message_when_negated
  "Expected `#{link_rel}` link to be absent or not templated"
end

#matches?(jsonish) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rspec/hal/matchers/templated_relation_matcher.rb', line 18

def matches?(jsonish)
  repr = parse(jsonish)

  repr.raw_related_hrefs(link_rel){[]}
    .select{|it| it.respond_to? :expand}
    .select{|it| expected === it }
    .any?
    .tap do |outcome|
      @outcome = if outcome
                   :pass
                 elsif repr.raw_related_hrefs(link_rel){[]}.any?
                   :no_templates
                 else
                   :no_relations
                 end
    end
end