Separate tag text geometry from physical pane grips

1 files changed, 20 insertions, 0 deletions

diff --git a/test/web-snapshots/touch.mjs b/test/web-snapshots/touch.mjs
index ecd8a9a3..e65fdb80 100644
--- a/test/web-snapshots/touch.mjs
+++ b/test/web-snapshots/touch.mjs
@@ -79,6 +79,22 @@ export default async function ({ grid, touch, wait, stable, delay, evaluate, mou
         renderer.render();
         result.closedGapBorders=borders();
         result.borderChangeInvalidates=renderer.layerRoot.firstChild!==withGap;
+        const tagValues=[2,2,0,42,1,0,1,1,1,1,0x334455];
+        wasm.pardes_tag_layer_limit=()=>1;
+        wasm.pardes_tag_layer_value=(_,field)=>tagValues[field];
+        wasm.pardes_tag_layer_cells=()=>1024;
+        wasm.pardes_tagline_band_offset=()=>2560;
+        renderer.render();
+        const tag=renderer.tagRoot.firstChild;
+        result.tag={left:parseFloat(tag.style.left),top:parseFloat(tag.style.top),width:parseFloat(tag.style.width),
+            text:tag.textContent,cursor:tag.querySelector('.is-cursor')?.textContent,
+            gripVisible:renderer.cells[0].style.visibility,covered:renderer.cells[1].style.visibility,
+            background:tag.style.backgroundColor};
+        renderer.render();
+        result.tag.cached=renderer.tagRoot.firstChild===tag;
+        tagValues[10]=0x556677;
+        renderer.render();
+        result.tag.bgInvalidates=renderer.tagRoot.firstChild!==tag;
         root.remove();return result;
     })()`);
     assert.deepEqual(compactGeometry.bands, [[0,10],[10,20],[30,20]], "compact headers release real height to additional body rows");
@@ -90,6 +106,10 @@ export default async function ({ grid, touch, wait, stable, delay, evaluate, mou
     assert.deepEqual(compactGeometry.closedGapBorders,[30]);
     assert(compactGeometry.borderChangeInvalidates,"separator changes invalidate an otherwise unchanged layer");
 
+    assert.deepEqual(compactGeometry.tag, {left:10,top:10,width:10,text:"AB",cursor:"B",
+        gripVisible:"",covered:"hidden",background:"rgb(51, 68, 85)",cached:true,bgInvalidates:true},
+        "tag text uses its own columns after a fixed body-width grip, with cursor and cached base background");
+
     let frame = await grid();
     assert.equal(tags(frame).length, 1);
     styled(frame);