engine/spec/support/matchers.rb

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Ruby
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module Locomotive
module RSpec
module Matchers
class BeValid #:nodoc:
def matches?(model)
@model = model
@model.errors.clear
@model.errors.empty? && @model.valid?
end
def failure_message
"#{@model.class} expected to be valid but had errors:\n #{@model.errors.full_messages.join("\n ")}"
end
def negative_failure_message
"#{@model.class} expected to be invalid but was valid.\n"
end
def description
"be valid"
end
end
def be_valid
BeValid.new
end
class IncludeInstanceMethod #:nodoc:
def initialize(meth)
@meth = meth
end
def matches?(klass)
@klass = klass
if RUBY_VERSION =~ /1\.9/
klass.instance_methods.include?(@meth.to_sym) == true
else
klass.instance_methods.include?(@meth.to_s) == true
end
end
def failure_message
"#{@klass} expected to include the instance method #{@meth}"
end
def negative_failure_message
"#{@klass} expected to not include the instance method #{@meth} but included it.\n"
end
def description
"include instance method #{@meth}"
end
end
def include_instance_method(meth)
IncludeInstanceMethod.new(meth)
end
class IncludeClassMethod #:nodoc:
def initialize(meth)
@meth = meth
end
def matches?(klass)
@klass = klass
if RUBY_VERSION =~ /1\.9/
klass.methods.include?(@meth.to_sym) == true
else
klass.methods.include?(@meth.to_s) == true
end
end
def failure_message
"#{@klass} expected to include the class method #{@meth}"
end
def negative_failure_message
"#{@klass} expected to not include the class method #{@meth} but included it.\n"
end
def description
"include class method #{@meth}"
end
end
def include_class_method(meth)
IncludeClassMethod.new(meth)
end
class PermissionsMatcher
def initialize(permission, member)
@permission = permission
@member = member
end
def matches?(target)
@target = target
@member.ability.can? @permission, @target
end
def failure_message_for_should
"expected #{show_object(@member)} to allow '#{@permission}' permission on #{show_object(@target)}"
end
def failure_message_for_should_not
"expected #{show_object(@member)} not to allow '#{@permission}' permission on #{show_object(@target)}"
end
protected
def show_object(object)
"#{object.class.name}(#{object.id.inspect})"
end
end
def allow_permission_from(permission, member)
PermissionsMatcher.new(permission, member)
end
end
end
end