86 lines
2.7 KiB
Ruby
86 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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require "cases/helper"
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require "models/contact"
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require "models/helicopter"
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class ConversionTest < ActiveModel::TestCase
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test "to_model default implementation returns self" do
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contact = Contact.new
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assert_equal contact, contact.to_model
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end
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test "to_key default implementation returns nil for new records" do
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assert_nil Contact.new.to_key
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end
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test "to_key default implementation returns the id in an array for persisted records" do
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assert_equal [1], Contact.new(id: 1).to_key
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end
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test "to_key doesn't double-wrap composite `id`s" do
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assert_equal ["abc", "xyz"], Contact.new(id: ["abc", "xyz"]).to_key
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end
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test "to_param default implementation returns nil for new records" do
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assert_nil Contact.new.to_param
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end
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test "to_param default implementation returns a string of ids for persisted records" do
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assert_equal "1", Contact.new(id: 1).to_param
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end
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test "to_param returns the string joined by '-'" do
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assert_equal "abc-xyz", Contact.new(id: ["abc", "xyz"]).to_param
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end
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test "to_param returns nil if composite id is incomplete" do
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assert_nil Contact.new(id: [1, nil]).to_param
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end
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test "to_param returns nil if to_key is nil" do
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klass = Class.new(Contact) do
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def persisted?
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true
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end
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end
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assert_nil klass.new.to_param
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end
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test "to_partial_path default implementation returns a string giving a relative path" do
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assert_equal "contacts/contact", Contact.new.to_partial_path
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assert_equal "helicopters/helicopter", Helicopter.new.to_partial_path,
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"ActiveModel::Conversion#to_partial_path caching should be class-specific"
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end
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test "to_partial_path handles namespaced models" do
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assert_equal "helicopter/comanches/comanche", Helicopter::Comanche.new.to_partial_path
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end
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test "to_partial_path handles non-standard model_name" do
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assert_equal "attack_helicopters/ah-64", Helicopter::Apache.new.to_partial_path
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end
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test "#to_param_delimiter allows redefining the delimiter used in #to_param" do
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old_delimiter = Contact.param_delimiter
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Contact.param_delimiter = "_"
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assert_equal("abc_xyz", Contact.new(id: ["abc", "xyz"]).to_param)
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ensure
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Contact.param_delimiter = old_delimiter
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end
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test "#to_param_delimiter is defined per class" do
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old_contact_delimiter = Contact.param_delimiter
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custom_contract = Class.new(Contact)
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Contact.param_delimiter = "_"
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custom_contract.param_delimiter = ";"
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assert_equal("abc_xyz", Contact.new(id: ["abc", "xyz"]).to_param)
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assert_equal("abc;xyz", custom_contract.new(id: ["abc", "xyz"]).to_param)
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ensure
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Contact.param_delimiter = old_contact_delimiter
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end
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end
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