diff --git a/ts/test/components/LeftPane_test.tsx b/ts/test/components/LeftPane_test.tsx
index 0372180a9..c6ff54982 100644
--- a/ts/test/components/LeftPane_test.tsx
+++ b/ts/test/components/LeftPane_test.tsx
@@ -1,122 +1,34 @@
-import { expect } from 'chai';
+import React from 'react';
+import { assert } from 'chai';
 
-import {
-  LeftPane,
-  RowType,
-  PropsType,
-  HeaderType,
-} from '../../components/LeftPane';
+import { LeftPane, RowType, HeaderType } from '../../components/LeftPane';
 import { setup as setupI18n } from '../../../js/modules/i18n';
 import enMessages from '../../../_locales/en/messages.json';
 
 const i18n = setupI18n('en', enMessages);
 
 describe('LeftPane', () => {
-  /* eslint-disable @typescript-eslint/no-explicit-any */
   const defaultProps = {
     archivedConversations: [],
     conversations: [],
     i18n,
     openConversationInternal: () => null,
     pinnedConversations: [],
-    renderExpiredBuildDialog: () => '<div />' as any,
-    renderMainHeader: () => '<div />' as any,
-    renderMessageSearchResult: () => '<div />' as any,
-    renderNetworkStatus: () => '<div />' as any,
-    renderRelinkDialog: () => '<div />' as any,
-    renderUpdateDialog: () => '<div />' as any,
+    renderExpiredBuildDialog: () => <div />,
+    renderMainHeader: () => <div />,
+    renderMessageSearchResult: () => <div />,
+    renderNetworkStatus: () => <div />,
+    renderRelinkDialog: () => <div />,
+    renderUpdateDialog: () => <div />,
     showArchivedConversations: () => null,
     showInbox: () => null,
     startNewConversation: () => null,
   };
-  /* eslint-enable @typescript-eslint/no-explicit-any */
 
   describe('getRowFromIndex', () => {
-    let leftPane: LeftPane;
-
-    describe('with pinned, non-pinned, and archived chats', () => {
-      it('returns headers, conversations, and an archived button', () => {
-        leftPane = new LeftPane({
-          ...defaultProps,
-          pinnedConversations: [
-            {
-              id: 'philly-convo',
-              isPinned: true,
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Philip Glass',
-              type: 'direct',
-            },
-            {
-              id: 'robbo-convo',
-              isPinned: true,
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Robert Moog',
-              type: 'direct',
-            },
-          ],
-          conversations: [
-            {
-              id: 'etta-convo',
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Etta James',
-              type: 'direct',
-            },
-            {
-              id: 'kimbra-convo',
-              isPinned: false,
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Kimbra',
-              type: 'direct',
-            },
-          ],
-          archivedConversations: [
-            {
-              id: 'jerry-convo',
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Jerry Jordan',
-              type: 'direct',
-            },
-          ],
-        });
-
-        expect(leftPane.getRowFromIndex(0)).to.eql({
-          headerType: HeaderType.Pinned,
-          type: RowType.Header,
-        });
-        expect(leftPane.getRowFromIndex(1)).to.eql({
-          index: 0,
-          type: RowType.PinnedConversation,
-        });
-        expect(leftPane.getRowFromIndex(2)).to.eql({
-          index: 1,
-          type: RowType.PinnedConversation,
-        });
-        expect(leftPane.getRowFromIndex(3)).to.eql({
-          headerType: HeaderType.Chats,
-          type: RowType.Header,
-        });
-        expect(leftPane.getRowFromIndex(4)).to.eql({
-          index: 0,
-          type: RowType.Conversation,
-        });
-        expect(leftPane.getRowFromIndex(5)).to.eql({
-          index: 1,
-          type: RowType.Conversation,
-        });
-        expect(leftPane.getRowFromIndex(6)).to.eql({
-          type: RowType.ArchiveButton,
-        });
-      });
-    });
-
     describe('given only pinned chats', () => {
-      beforeEach(function beforeEach() {
-        const props: PropsType = {
+      it('returns pinned chats, not headers', () => {
+        const leftPane = new LeftPane({
           ...defaultProps,
           pinnedConversations: [
             {
@@ -136,17 +48,13 @@ describe('LeftPane', () => {
               type: 'direct',
             },
           ],
-        };
-        leftPane = new LeftPane(props);
-      });
+        });
 
-      it('return pinned chats, not headers', () => {
-        expect(leftPane.getRowFromIndex(0)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(0), {
           index: 0,
           type: RowType.PinnedConversation,
         });
-
-        expect(leftPane.getRowFromIndex(1)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(1), {
           index: 1,
           type: RowType.PinnedConversation,
         });
@@ -155,7 +63,7 @@ describe('LeftPane', () => {
 
     describe('given only non-pinned chats', () => {
       it('returns conversations, not headers', () => {
-        const props: PropsType = {
+        const leftPane = new LeftPane({
           ...defaultProps,
           conversations: [
             {
@@ -174,15 +82,13 @@ describe('LeftPane', () => {
               type: 'direct',
             },
           ],
-        };
-        leftPane = new LeftPane(props);
+        });
 
-        expect(leftPane.getRowFromIndex(0)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(0), {
           index: 0,
           type: RowType.Conversation,
         });
-
-        expect(leftPane.getRowFromIndex(1)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(1), {
           index: 1,
           type: RowType.Conversation,
         });
@@ -190,8 +96,8 @@ describe('LeftPane', () => {
     });
 
     describe('given only pinned and non-pinned chats', () => {
-      beforeEach(function beforeEach() {
-        const props: PropsType = {
+      it('returns headers and conversations', () => {
+        const leftPane = new LeftPane({
           ...defaultProps,
           conversations: [
             {
@@ -212,94 +118,30 @@ describe('LeftPane', () => {
               type: 'direct',
             },
           ],
-        };
-        leftPane = new LeftPane(props);
-      });
+        });
 
-      it('returns headers and conversations', () => {
-        expect(leftPane.getRowFromIndex(0)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(0), {
           headerType: HeaderType.Pinned,
           type: RowType.Header,
         });
-
-        expect(leftPane.getRowFromIndex(1)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(1), {
           index: 0,
           type: RowType.PinnedConversation,
         });
-
-        expect(leftPane.getRowFromIndex(2)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(2), {
           headerType: HeaderType.Chats,
           type: RowType.Header,
         });
-
-        expect(leftPane.getRowFromIndex(3)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(3), {
           index: 0,
           type: RowType.Conversation,
         });
       });
     });
 
-    describe('given only pinned and archived chats', () => {
-      it('shows the pinned chats with no headers', () => {
-        leftPane = new LeftPane({
-          ...defaultProps,
-          pinnedConversations: [
-            {
-              id: 'philly-convo',
-              isPinned: true,
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Philip Glass',
-              type: 'direct',
-            },
-          ],
-          archivedConversations: [
-            {
-              id: 'fred-convo',
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Fred Willard',
-              type: 'direct',
-            },
-          ],
-        });
-
-        expect(leftPane.getRowFromIndex(0)).to.eql({
-          index: 0,
-          type: RowType.PinnedConversation,
-        });
-
-        expect(leftPane.getRowFromIndex(1)).to.eql({
-          type: RowType.ArchiveButton,
-        });
-      });
-    });
-
-    describe("given only archived conversations, which we're not showing", () => {
-      it('returns a single row, the archive button', () => {
-        leftPane = new LeftPane({
-          ...defaultProps,
-          archivedConversations: [
-            {
-              id: 'jerry-convo',
-              isSelected: false,
-              lastUpdated: Date.now(),
-              title: 'Jerry Jordan',
-              type: 'direct',
-            },
-          ],
-          showArchived: false,
-        });
-
-        expect(leftPane.getRowFromIndex(0)).to.eql({
-          type: RowType.ArchiveButton,
-        });
-      });
-    });
-
     describe('given not showing archive with archived conversation', () => {
-      beforeEach(function beforeEach() {
-        const props: PropsType = {
+      it('returns an archive button last', () => {
+        const leftPane = new LeftPane({
           ...defaultProps,
           archivedConversations: [
             {
@@ -320,21 +162,17 @@ describe('LeftPane', () => {
             },
           ],
           showArchived: false,
-        };
+        });
 
-        leftPane = new LeftPane(props);
-      });
-
-      it('returns an archive button last', () => {
-        expect(leftPane.getRowFromIndex(1)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(1), {
           type: RowType.ArchiveButton,
         });
       });
     });
 
     describe('given showing archive and archive chats', () => {
-      beforeEach(function beforeEach() {
-        const props: PropsType = {
+      it('returns archived conversations', () => {
+        const leftPane = new LeftPane({
           ...defaultProps,
           archivedConversations: [
             {
@@ -346,13 +184,9 @@ describe('LeftPane', () => {
             },
           ],
           showArchived: true,
-        };
+        });
 
-        leftPane = new LeftPane(props);
-      });
-
-      it('returns archived conversations', () => {
-        expect(leftPane.getRowFromIndex(0)).to.eql({
+        assert.deepEqual(leftPane.getRowFromIndex(0), {
           index: 0,
           type: RowType.ArchivedConversation,
         });