Function test_insert_before_and_after

crates/css_parse/src/cursor_overlay_sink.rs:268–291

()

	#[test]
	fn test_insert_before_and_after() {
		let source_text = "ab";
		let bump = Bump::default();
		let lexer = Lexer::new(&EmptyAtomSet::ATOMS, source_text);
		let mut parser = Parser::new(&bump, source_text, lexer);
		let output = parser.parse_entirely::<Vec<'_, ComponentValue>>().output.unwrap();

		let mut overlays = CursorOverlaySet::new(&bump);
		overlays.push_segment(OverlaySegment::new(
			Span::new(SourceOffset(0), SourceOffset(0)),
			snippet_cursors(&bump, "pre"),
			OverlayKind::InsertBefore,
		));
		overlays.push_segment(OverlaySegment::new(
			Span::new(SourceOffset(2), SourceOffset(2)),
			snippet_cursors(&bump, "post"),
			OverlayKind::InsertAfter,
		));

		let mut str = String::new();
		let mut stream = CursorOverlaySink::new(source_text, &overlays, CursorWriteSink::new(source_text, &mut str));
		output.to_cursors(&mut stream);
		assert_eq!(str, "pre ab post");
	}

	#[test]
	fn test_multiple_inserts_preserve_order() {