delimiter test

Author: emily-shen

packages/local-explorer-ui/src/__e2e__/r2/r2-bucket.spec.ts

@@ -212,6 +212,45 @@ describe("R2 Bucket", () => {
 			await waitForText("images/");
 			await waitForText("documents/");
 		});
+
+		test("delimiter param persists when navigating to an object and back", async ({
+			expect,
+		}) => {
+			await navigateToR2Bucket("my-bucket");
+			await waitForTableRows(1);
+
+			// Switch to ungrouped mode (sets delimiter=false in URL)
+			await page.getByRole("button", { name: /Grouped|Ungrouped/ }).click();
+			await page
+				.getByRole("menuitem", { name: "Ungrouped", exact: true })
+				.click();
+			await waitForTableRows(1);
+			await waitForText("images/logo.svg");
+
+			// Navigate to an object
+			const objectLink = page
+				.getByRole("link", { name: "images/logo.svg" })
+				.first();
+			await objectLink.click();
+			await waitForText("Object Details");
+
+			// URL should still contain delimiter=false
+			expect(page.url()).toContain("delimiter=false");
+
+			// Navigate back via the bucket breadcrumb
+			const bucketBreadcrumb = page
+				.locator('nav[aria-label="breadcrumb"]')
+				.getByRole("link", { name: "my-bucket" })
+				.first();
+			await bucketBreadcrumb.click();
+			await waitForTableRows(1);
+
+			// Should still be in ungrouped mode — full keys visible, no directories
+			await waitForText("images/logo.svg");
+
+			// The toolbar button should still show "Ungrouped"
+			await waitForText("Ungrouped");
+		});
 	});
 
 	describe("object detail page", () => {