40 lines
1.0 KiB
Ruby
40 lines
1.0 KiB
Ruby
# frozen_string_literal: true
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require_relative "../../abstract_unit"
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require "active_support/core_ext/module/introspection"
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module ParentA
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module B
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module C; end
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module FrozenC; end
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FrozenC.freeze
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end
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module FrozenB; end
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FrozenB.freeze
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end
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class IntrospectionTest < ActiveSupport::TestCase
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def test_module_parent_name
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assert_equal "ParentA", ParentA::B.module_parent_name
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assert_equal "ParentA::B", ParentA::B::C.module_parent_name
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assert_nil ParentA.module_parent_name
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end
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def test_module_parent_name_when_frozen
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assert_equal "ParentA", ParentA::FrozenB.module_parent_name
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assert_equal "ParentA::B", ParentA::B::FrozenC.module_parent_name
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end
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def test_module_parent
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assert_equal ParentA::B, ParentA::B::C.module_parent
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assert_equal ParentA, ParentA::B.module_parent
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assert_equal Object, ParentA.module_parent
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end
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def test_module_parents
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assert_equal [ParentA::B, ParentA, Object], ParentA::B::C.module_parents
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assert_equal [ParentA, Object], ParentA::B.module_parents
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end
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end
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