Group same contributions without URL, make grouping more precise

tests/integration/components/contribution-list/component-test.js

@@ -15,9 +15,9 @@ module('Integration | Component | contribution-list', function(hooks) {
     this.set('fixtures', contributions);
     await render(hbs`{{contribution-list contributions=fixtures}}`);
 
-    // 9 contributions: 2 groups (ids 1+3, 7+8) + 5 singletons = 7 top-level rows
-    assert.equal(this.element.querySelectorAll('li').length, 7, '7 top-level rows when collapsed');
-    assert.equal(this.element.querySelectorAll('li.grouped').length, 2, '2 grouped headers');
+    // 11 contributions: 3 groups ({1,3}, {7,8}, {10,11}) + 5 singletons = 8 rows
+    assert.equal(this.element.querySelectorAll('li').length, 8, '8 top-level rows when collapsed');
+    assert.equal(this.element.querySelectorAll('li.grouped').length, 3, '3 grouped headers');
     assert.equal(this.element.querySelectorAll('li.group-item').length, 0, 'no expanded sub-items');
   });
 
@@ -36,16 +36,15 @@ module('Integration | Component | contribution-list', function(hooks) {
 
     await click('.filter-contribution-size input');
     // Hide small (<=500): drops id 6 only. Grouped rows stay (matching items
-    // are 1500/1500). 4 top-level rows.
+    // are 1500/5000). 4 top-level rows.
     assert.equal(this.element.querySelectorAll('li').length, 4, 'hide small contributions');
 
     await fillIn('.filter-contribution-kind select', 'dev');
     // Kind dev (still filtered to contributor 1, hide small on): only groups
     // where a single item passes all three filters survive. Group {1,3}: id 1
-    // is contributor 1 + dev → included. Group {8,7}: id 8 is contributor 1 but
-    // community; id 7 is dev but contributor 3 → no item passes both → excluded.
-    // Singletons id 2 (ops), id 5 (design) → excluded. 1 top-level row.
-    assert.equal(this.element.querySelectorAll('li').length, 1, 'select kind');
+    // is contributor 1 + dev → included. Group {7,8}: id 8 is contributor 1 +
+    // dev → included. Singletons id 2 (ops), id 5 (design) → excluded. 2 rows.
+    assert.equal(this.element.querySelectorAll('li').length, 2, 'select kind');
   });
 
   test('filtering by contributor keeps grouped rows whole', async function(assert) {