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# frozen_string_literal: true
require "test_helper"
class TestCref < LoaderTest
def klass
self.class
end
def new_cref(mod = klass, cname = :Foo)
Zeitwerk::Cref.new(mod, :Foo)
end
test "#cname" do
assert_equal :Foo, new_cref.cname
end
test "#path for Object" do
assert_equal "Foo", new_cref(Object).path
end
test "#path for another namespace" do
assert_equal "#{self.class}::Foo", new_cref.path
end
test "#to_s is #path" do
assert_equal Zeitwerk::Cref.instance_method(:to_s), Zeitwerk::Cref.instance_method(:path)
end
test "#autoload?" do
on_teardown { remove_const :Foo, from: klass }
klass.autoload(:Foo, "/foo")
assert_equal "/foo", new_cref.autoload?
end
test "#autoload" do
on_teardown { remove_const :Foo, from: klass }
new_cref.autoload("/foo")
assert_equal "/foo", klass.autoload?(:Foo)
end
test "#defined? finds a constant defined in mod" do
on_teardown { remove_const :Foo, from: klass }
klass.const_set(:Foo, 1)
assert new_cref.defined?
end
test "#defined? ignores the ancestors" do
cname = :TMP_DIR
assert klass.superclass.const_defined?(cname) # precondition
assert !new_cref(klass, cname).defined?
end
test "#set" do
on_teardown { remove_const :Foo, from: klass }
assert_equal 1, new_cref.set(1)
assert_equal 1, klass::Foo
end
test "#get" do
on_teardown { remove_const :Foo, from: klass }
klass.const_set(:Foo, 1)
assert_equal 1, new_cref.get
end
test "#get with unknown cname" do
assert_raises(NameError) { new_cref.get }
end
test "#remove" do
cref = new_cref
cref.set(1)
assert cref.defined? # precondition
cref.remove
assert !cref.defined?
end
test "#remove with unknown cname" do
assert_raises(NameError) { new_cref.remove }
end
end
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