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