80 lines
1.7 KiB
Ruby
80 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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require "cases/helper"
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class ModelTest < ActiveModel::TestCase
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include ActiveModel::Lint::Tests
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module DefaultValue
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def self.included(klass)
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klass.class_eval { attr_accessor :hello }
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end
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def initialize(*args)
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@attr ||= "default value"
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super
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end
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end
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class BasicModel
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include DefaultValue
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include ActiveModel::Model
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attr_accessor :attr
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end
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class BasicModelWithReversedMixins
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include ActiveModel::Model
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include DefaultValue
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attr_accessor :attr
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end
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class SimpleModel
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include ActiveModel::Model
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attr_accessor :attr
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end
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def setup
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@model = BasicModel.new
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end
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def test_initialize_with_params
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object = BasicModel.new(attr: "value")
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assert_equal "value", object.attr
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end
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def test_initialize_with_params_and_mixins_reversed
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object = BasicModelWithReversedMixins.new(attr: "value")
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assert_equal "value", object.attr
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end
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def test_initialize_with_nil_or_empty_hash_params_does_not_explode
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assert_nothing_raised do
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BasicModel.new()
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BasicModel.new(nil)
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BasicModel.new({})
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SimpleModel.new(attr: "value")
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end
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end
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def test_persisted_is_always_false
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object = BasicModel.new(attr: "value")
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assert object.persisted? == false
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end
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def test_mixin_inclusion_chain
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object = BasicModel.new
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assert_equal "default value", object.attr
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end
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def test_mixin_initializer_when_args_exist
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object = BasicModel.new(hello: "world")
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assert_equal "world", object.hello
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end
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def test_mixin_initializer_when_args_dont_exist
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assert_raises(ActiveModel::UnknownAttributeError) do
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SimpleModel.new(hello: "world")
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end
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end
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end
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