R2-3182: Remove wrangler Banner from R2 GetObject in Pipe Mode (#9800)

* R2-3182: remove wrangler banner from r2 getobject in pipe mode

* add testing for banner being hidden

---------

Co-authored-by: helloimalastair <[email protected]>

Author: helloimalastair

.changeset/easy-bikes-cut.md

@@ -0,0 +1,5 @@
+---
+"wrangler": patch
+---
+
+remove banner from r2 getobject in pipe mode

packages/wrangler/src/__tests__/r2/pipe.test.ts

@@ -0,0 +1,54 @@
+import { writeFileSync } from "node:fs";
+import { mockConsoleMethods } from "../helpers/mock-console";
+import { runInTempDir } from "../helpers/run-in-tmp";
+import { runWrangler } from "../helpers/run-wrangler";
+
+vi.unmock("../../wrangler-banner");
+const decoder = new TextDecoder();
+describe("pipe test", () => {
+	const consoleSpy = mockConsoleMethods();
+	const stdSpy = vi
+		.spyOn(process.stdout, "write")
+		.mockImplementation(() => true);
+	runInTempDir();
+
+	it("should display banner", async () => {
+		writeFileSync("wormhole.txt", "passageway");
+		await runWrangler(
+			`r2 object put bucket-object-test/wormhole.txt --file ./wormhole.txt `
+		);
+		await runWrangler("r2 object get bucket-object-test/wormhole.txt");
+
+		expect(stdSpy).not.toBeCalled();
+		expect(consoleSpy.out).toMatchInlineSnapshot(`
+			"
+			 ⛅️ wrangler x.x.x
+			──────────────────
+			Resource location: local
+			Use --remote if you want to access the remote instance.
+
+			Creating object \\"wormhole.txt\\" in bucket \\"bucket-object-test\\".
+			Upload complete.
+
+			 ⛅️ wrangler x.x.x
+			──────────────────
+			Resource location: local
+			Use --remote if you want to access the remote instance.
+
+			Downloading \\"wormhole.txt\\" from \\"bucket-object-test\\".
+			Download complete."
+		`);
+	});
+
+	it("should not display banner in pipe mode", async () => {
+		writeFileSync("wormhole.txt", "passageway");
+		await runWrangler(
+			`r2 object put bucket-object-test/wormhole.txt --file ./wormhole.txt `
+		);
+		await runWrangler("r2 object get bucket-object-test/wormhole.txt --pipe");
+
+		expect(
+			decoder.decode(stdSpy.mock.calls[0][0] as unknown as Uint8Array)
+		).toMatchInlineSnapshot(`"passageway"`);
+	});
+});

packages/wrangler/src/r2/object.ts

@@ -75,6 +75,9 @@ export const r2ObjectGetCommand = createCommand({
 		},
 	},
 	behaviour: {
+		printBanner({ pipe }) {
+			return !pipe;
+		},
 		printResourceLocation(args) {
 			return !args?.pipe;
 		},