class DataMapper::Matchers::HaveOne
Public Class Methods
new(child)
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# File lib/dm/matchers/have_one.rb, line 4 def initialize(child) @child = child end
Public Instance Methods
description()
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# File lib/dm/matchers/have_one.rb, line 25 def description "has one #{@child}" end
failure_message()
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# File lib/dm/matchers/have_one.rb, line 17 def failure_message "expected to have one #{@child}" end
failure_message_when_negated()
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# File lib/dm/matchers/have_one.rb, line 21 def failure_message_when_negated "expected not to have one #{@child}" end
matches?(parent)
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# File lib/dm/matchers/have_one.rb, line 8 def matches?(parent) parent_class = parent.is_a?(Class) ? parent : parent.class relation = parent_class.relationships[@child.to_s] relation and relation.is_a?(DataMapper::Associations::OneToOne::Relationship) and relation.parent_model == parent_class end