110 lines
3.0 KiB
Ruby
110 lines
3.0 KiB
Ruby
require 'test/unit'
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class TestNoMethodError < Test::Unit::TestCase
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def test_new_default
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error = NoMethodError.new
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assert_equal("NoMethodError", error.message)
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end
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def test_new_message
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error = NoMethodError.new("Message")
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assert_equal("Message", error.message)
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end
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def test_new_name
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error = NoMethodError.new("Message")
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assert_nil(error.name)
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error = NoMethodError.new("Message", :foo)
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assert_equal(:foo, error.name)
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end
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def test_new_name_args
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error = NoMethodError.new("Message", :foo)
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assert_nil(error.args)
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error = NoMethodError.new("Message", :foo, [1, 2])
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assert_equal([:foo, [1, 2]], [error.name, error.args])
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end
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def test_new_name_args_priv
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error = NoMethodError.new("Message", :foo, [1, 2])
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assert_not_predicate(error, :private_call?)
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error = NoMethodError.new("Message", :foo, [1, 2], true)
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assert_equal([:foo, [1, 2], true],
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[error.name, error.args, error.private_call?])
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end
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def test_new_receiver
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receiver = Object.new
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error = NoMethodError.new
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assert_raise(ArgumentError) {error.receiver}
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error = NoMethodError.new(receiver: receiver)
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assert_equal(receiver, error.receiver)
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error = NoMethodError.new("Message")
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assert_raise(ArgumentError) {error.receiver}
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error = NoMethodError.new("Message", receiver: receiver)
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assert_equal(["Message", receiver],
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[error.message, error.receiver])
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error = NoMethodError.new("Message", :foo)
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assert_raise(ArgumentError) {error.receiver}
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msg = "Message"
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error = NoMethodError.new("Message", :foo, receiver: receiver)
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assert_match msg, error.message
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assert_equal :foo, error.name
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assert_equal receiver, error.receiver
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error = NoMethodError.new("Message", :foo, [1, 2])
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assert_raise(ArgumentError) {error.receiver}
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error = NoMethodError.new("Message", :foo, [1, 2], receiver: receiver)
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assert_match msg, error.message
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assert_equal :foo, error.name
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assert_equal [1, 2], error.args
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assert_equal receiver, error.receiver
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error = NoMethodError.new("Message", :foo, [1, 2], true)
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assert_raise(ArgumentError) {error.receiver}
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error = NoMethodError.new("Message", :foo, [1, 2], true, receiver: receiver)
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assert_equal :foo, error.name
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assert_equal [1, 2], error.args
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assert_equal receiver, error.receiver
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assert error.private_call?, "private_call? was false."
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end
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def test_message_encoding
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bug3237 = '[ruby-core:29948]'
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str = "\u2600"
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id = :"\u2604"
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msg = "undefined method `#{id}' for \"#{str}\":String"
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assert_raise_with_message(NoMethodError, Regexp.compile(Regexp.quote(msg)), bug3237) do
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str.__send__(id)
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end
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end
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def test_to_s
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pre = Module.new do
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def name
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BasicObject.new
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end
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end
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mod = Module.new
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mod.singleton_class.prepend(pre)
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err = assert_raise(NoMethodError) do
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mod.this_method_does_not_exist
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end
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assert_match(/undefined method.+this_method_does_not_exist.+for.+Module/, err.to_s)
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end
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end
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