Fix "select all" button in collections footer (#15670) (#15676)

* Enable test reproducing #14705

* Test can deselect all items using bulk actions

* Fix bulk select button in collections footer

* Group bulk select tests, use data-testid

* Group bulk actions tests into one

frontend/src/metabase/collections/containers/CollectionContent.jsx

@@ -180,6 +180,8 @@ export default class CollectionContent extends React.Component {
         </Box>
         <BulkActions
           selected={selected}
+          onSelectAll={this.props.onSelectAll}
+          onSelectNone={this.props.onSelectNone}
           handleBulkArchive={this.handleBulkArchive}
           handleBulkMoveStart={this.handleBulkMoveStart}
           handleBulkMove={this.handleBulkMove}

frontend/src/metabase/components/BulkActionBar.jsx

@@ -29,6 +29,7 @@ const BulkActionBar = ({ children, showing }) => (
           opacity,
           transform: `translateY(${translateY}px)`,
         }}
+        data-testid="bulk-action-bar"
       >
         <Card>{children}</Card>
       </FixedBottomBar>

frontend/test/metabase/scenarios/collections/collections.cy.spec.js

@@ -491,13 +491,20 @@ describe("scenarios > collection_defaults", () => {
       cy.findByText("First Collection");
     });
 
-    it.skip("should let be possible to select all items using checkbox (metabase#14705)", () => {
+    it("should be possible to apply bulk selection to items (metabase#14705)", () => {
       cy.visit("/collection/root");
       selectItemUsingCheckbox("Orders");
       cy.findByText("1 item selected").should("be.visible");
+      // Select all
       cy.icon("dash").click();
       cy.icon("dash").should("not.exist");
       cy.findByText("4 items selected");
+      // Deselect all
+      cy.findByTestId("bulk-action-bar").within(() => {
+        cy.icon("check").click();
+      });
+      cy.icon("check").should("not.exist");
+      cy.findByTestId("bulk-action-bar").should("not.be.visible");
     });
 
     it.skip("should be possible to select pinned item using checkbox (metabase#15338)", () => {