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$:.unshift File.dirname(__FILE__)+"/../lib"
require 'minitest/autorun'
require 'rgen/metamodel_builder'
require 'rgen/model_builder/reference_resolver'
class ReferenceResolverTest < Minitest::Test
class ClassA < RGen::MetamodelBuilder::MMBase
has_attr "name"
end
class ClassB < RGen::MetamodelBuilder::MMBase
has_attr "name"
end
class ClassC < RGen::MetamodelBuilder::MMBase
has_attr "name"
end
ClassA.contains_many 'childB', ClassB, 'parentA'
ClassB.contains_many 'childC', ClassC, 'parentB'
ClassA.has_one 'refC', ClassC
ClassB.has_one 'refC', ClassC
ClassC.has_many 'refCs', ClassC
ClassC.has_one 'refA', ClassA
ClassC.has_one 'refB', ClassB
def testModel
a1 = ClassA.new(:name => "a1")
a2 = ClassA.new(:name => "a2")
b1 = ClassB.new(:name => "b1", :parentA => a1)
b2 = ClassB.new(:name => "b2", :parentA => a1)
c1 = ClassC.new(:name => "c1", :parentB => b1)
c2 = ClassC.new(:name => "c2", :parentB => b1)
c3 = ClassC.new(:name => "c3", :parentB => b1)
[a1, a2, b1, b2, c1, c2, c3]
end
def setElementNames(resolver, elements)
elements.each do |e|
resolver.setElementName(e, e.name)
end
end
def createJob(hash)
raise "Invalid arguments" unless \
hash.is_a?(Hash) && (hash.keys & [:receiver, :reference, :namespace, :string]).size == 4
RGen::ModelBuilder::ReferenceResolver::ResolverJob.new(
hash[:receiver], hash[:reference], hash[:namespace], hash[:string])
end
def test_resolve_same_namespace
a1, a2, b1, b2, c1, c2, c3 = testModel
toplevelNamespace = [a1, a2]
resolver = RGen::ModelBuilder::ReferenceResolver.new
setElementNames(resolver, [a1, a2, b1, b2, c1, c2, c3])
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refCs"},
:namespace => b1,
:string => "c1"))
resolver.addJob(createJob(
:receiver => b2,
:reference => ClassB.ecore.eReferences.find{|r| r.name == "refC"},
:namespace => a1,
:string => "b1.c1"))
resolver.addJob(createJob(
:receiver => a2,
:reference => ClassA.ecore.eReferences.find{|r| r.name == "refC"},
:namespace => nil,
:string => "a1.b1.c1"))
resolver.resolve(toplevelNamespace)
assert_equal [c1], c2.refCs
assert_equal c1, b2.refC
assert_equal c1, a2.refC
end
def test_resolve_parent_namespace
a1, a2, b1, b2, c1, c2, c3 = testModel
toplevelNamespace = [a1, a2]
resolver = RGen::ModelBuilder::ReferenceResolver.new
setElementNames(resolver, [a1, a2, b1, b2, c1, c2, c3])
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refA"},
:namespace => b1,
:string => "a1"))
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refB"},
:namespace => b1,
:string => "b1"))
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refCs"},
:namespace => b1,
:string => "b1.c1"))
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refCs"},
:namespace => b1,
:string => "a1.b1.c3"))
resolver.resolve(toplevelNamespace)
assert_equal a1, c2.refA
assert_equal b1, c2.refB
assert_equal [c1, c3], c2.refCs
end
def test_resolve_faulty
a1, a2, b1, b2, c1, c2, c3 = testModel
toplevelNamespace = [a1, a2]
resolver = RGen::ModelBuilder::ReferenceResolver.new
setElementNames(resolver, [a1, a2, b1, b2, c1, c2, c3])
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refCs"},
:namespace => b1,
:string => "b1.c5"))
assert_raises RGen::ModelBuilder::ReferenceResolver::ResolverException do
resolver.resolve(toplevelNamespace)
end
end
def test_ambiguous_prefix
a = ClassA.new(:name => "name1")
b1 = ClassB.new(:name => "name1", :parentA => a)
b2 = ClassB.new(:name => "target", :parentA => a)
c1 = ClassC.new(:name => "name21", :parentB => b1)
c2 = ClassC.new(:name => "name22", :parentB => b1)
toplevelNamespace = [a]
resolver = RGen::ModelBuilder::ReferenceResolver.new
setElementNames(resolver, [a, b1, b2, c1, c2])
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refCs"},
:namespace => b1,
:string => "name1.name1.name21"))
resolver.addJob(createJob(
:receiver => c2,
:reference => ClassC.ecore.eReferences.find{|r| r.name == "refB"},
:namespace => b1,
:string => "name1.target"))
resolver.resolve(toplevelNamespace)
assert_equal [c1], c2.refCs
assert_equal b2, c2.refB
end
end
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