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Contents
$:.unshift File.join(File.dirname(__FILE__),"..","lib")
require 'test/unit'
require 'rgen/array_extensions'
class ArrayExtensionsTest < Test::Unit::TestCase
def test_element_methods
c = Struct.new("SomeClass",:name,:age)
a = []
a << c.new('MyName',33)
a << c.new('YourName',22)
assert_equal ["MyName", "YourName"], a >> :name
assert_raise NoMethodError do
a.name
end
assert_equal [33, 22], a>>:age
assert_raise NoMethodError do
a.age
end
# unfortunately, any method can be called on an empty array
assert_equal [], [].age
end
class MMBaseClass < RGen::MetamodelBuilder::MMBase
has_attr 'name'
has_attr 'age', Integer
end
def test_with_mmbase
e1 = MMBaseClass.new
e1.name = "MyName"
e1.age = 33
e2 = MMBaseClass.new
e2.name = "YourName"
e2.age = 22
a = [e1, e2]
assert_equal ["MyName", "YourName"], a >> :name
assert_equal ["MyName", "YourName"], a.name
assert_equal [33, 22], a>>:age
assert_equal [33, 22], a.age
# put something into the array that is not an MMBase
a << "not a MMBase"
# the dot operator will tell that there is something not a MMBase
assert_raise StandardError do
a.age
end
# the >> operator will try to call the method anyway
assert_raise NoMethodError do
a >> :age
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems