Files
opencode-rails/test/opencode/transform_test.rb

68 lines
2.4 KiB
Ruby

# frozen_string_literal: true
require "test_helper"
# Smoke test for Opencode::Transform — the base class for
# content-rewriting transforms. It is intentionally abstract:
# #source_filename, #destination_filename, and #render all raise
# NotImplementedError. Subclasses (host-side) provide the meat.
# These tests document the abstract contract.
class Opencode::TransformTest < Minitest::Test
def test_source_filename_is_abstract
err = assert_raises(NotImplementedError) { Opencode::Transform.new.source_filename }
assert_match(/must implement #source_filename/, err.message)
end
def test_destination_filename_is_abstract
err = assert_raises(NotImplementedError) { Opencode::Transform.new.destination_filename }
assert_match(/must implement #destination_filename/, err.message)
end
def test_render_is_abstract
err = assert_raises(NotImplementedError) { Opencode::Transform.new.render(Object.new) }
assert_match(/must implement #render/, err.message)
end
def test_purge_impostors_defaults_to_false
refute Opencode::Transform.new.purge_impostors?,
"Default #purge_impostors? must be false — conservative opt-in by subclasses"
end
# A trivial concrete subclass exercises the defaults that DO exist
# (#applies_to? and #owned_filenames delegate to the
# two abstract filename methods).
class FakeTransform < Opencode::Transform
def source_filename = "agent-output.json"
def destination_filename = "rendered.html"
end
Attachment = Struct.new(:filename, keyword_init: true)
Basenamed = Struct.new(:basename, keyword_init: true)
def test_applies_to_matches_source_filename_by_default
transform = FakeTransform.new
matching = Basenamed.new(basename: "agent-output.json")
other = Basenamed.new(basename: "something-else.json")
assert transform.applies_to?(matching)
refute transform.applies_to?(other)
end
def test_trusted_fails_closed_by_default
transform = FakeTransform.new
destination = Attachment.new(filename: "rendered.html")
refute transform.trusted?(destination)
end
def test_owned_filenames_is_source_and_destination
assert_equal %w[agent-output.json rendered.html],
FakeTransform.new.owned_filenames
end
def test_error_is_a_subclass_of_standarderror
assert_operator Opencode::Transform::Error, :<, StandardError,
"Transform::Error must be rescuable by `rescue StandardError`"
end
end