diff --git a/crates/multi_buffer/src/multi_buffer.rs b/crates/multi_buffer/src/multi_buffer.rs index a023e868f1..19a09a85ef 100644 --- a/crates/multi_buffer/src/multi_buffer.rs +++ b/crates/multi_buffer/src/multi_buffer.rs @@ -6227,7 +6227,7 @@ impl MultiBufferSnapshot { cursor.seek_to_start_of_current_excerpt(); let region = cursor.region()?; let offset = region.range.start; - let buffer_offset = region.buffer_range.start; + let buffer_offset = start_excerpt.buffer_start_offset(); let excerpt_offset = cursor.excerpts.start().clone(); Some(MultiBufferExcerpt { diff_transforms: cursor.diff_transforms, diff --git a/crates/multi_buffer/src/multi_buffer_tests.rs b/crates/multi_buffer/src/multi_buffer_tests.rs index 704c9abbe8..435bfd56ba 100644 --- a/crates/multi_buffer/src/multi_buffer_tests.rs +++ b/crates/multi_buffer/src/multi_buffer_tests.rs @@ -2842,6 +2842,22 @@ async fn test_random_multibuffer(cx: &mut TestAppContext, mut rng: StdRng) { .unwrap() + 1 ); + let reference_ranges = cx.update(|cx| { + reference + .excerpts + .iter() + .map(|excerpt| { + ( + excerpt.id, + excerpt.range.to_offset(&excerpt.buffer.read(cx).snapshot()), + ) + }) + .collect::>() + }); + for i in 0..snapshot.len() { + let excerpt = snapshot.excerpt_containing(i..i).unwrap(); + assert_eq!(excerpt.buffer_range(), reference_ranges[&excerpt.id()]); + } assert_consistent_line_numbers(&snapshot); assert_position_translation(&snapshot);