devices: add device_tag to JSON output

lib/commands/devices/index.ts

@@ -71,7 +71,14 @@ export default class DevicesCmd extends Command {
 		const balena = getBalenaSdk();
 		const devicesOptions = {
 			...devicesSelectFields,
-			...expandForAppName,
+			$expand: {
+				...(options.json && {
+					device_tag: {
+						$select: ['tag_key', 'value'],
+					},
+				}),
+				...expandForAppName.$expand,
+			},
 			$orderby: { device_name: 'asc' },
 		} satisfies PineOptions<Device>;
 
@@ -116,7 +123,9 @@ export default class DevicesCmd extends Command {
 
 		if (options.json) {
 			const { pickAndRename } = await import('../../utils/helpers');
-			const mapped = devices.map((device) => pickAndRename(device, fields));
+			const mapped = devices.map((device) =>
+				pickAndRename(device, [...fields, 'device_tag']),
+			);
 			console.log(JSON.stringify(mapped, null, 4));
 		} else {
 			const _ = await import('lodash');

tests/commands/device/devices.spec.ts

@@ -59,4 +59,29 @@ describe('balena devices', function () {
 		// e.g. When user has a device associated with app that user is no longer a collaborator of.
 		expect(lines.some((l) => l.includes('N/a'))).to.be.true;
 	});
+
+	it('should list devices from own and collaborator apps', async () => {
+		api.scope
+			.get(
+				'/v6/device?$orderby=device_name%20asc&$select=id,uuid,device_name,status,is_online,supervisor_version,os_version&$expand=device_tag($select=tag_key,value),belongs_to__application($select=app_name,slug),is_of__device_type($select=slug),is_running__release($select=commit)',
+			)
+			.replyWithFile(200, path.join(apiResponsePath, 'devices.json'), {
+				'Content-Type': 'application/json',
+			});
+
+		const { out, err } = await runCommand('devices --json');
+		expect(err).to.be.empty;
+		const json = JSON.parse(out.join(''));
+		expect(json[0].device_name).to.equal('sparkling-wood');
+		expect(json[0].device_tag[0]).to.deep.equal({
+			tag_key: 'example',
+			value: '0',
+		});
+
+		expect(json[1].device_name).to.equal('dashing-spruce');
+		expect(json[1].device_tag[0]).to.deep.equal({
+			tag_key: 'example',
+			value: '1',
+		});
+	});
 });

tests/test-data/api-response/devices.json

@@ -22,7 +22,13 @@
 			"supervisor_version": "10.3.7",
 			"__metadata": {
 				"uri": "/resin/device(@id)?@id=1747415"
-			}
+			},
+			"device_tag": [
+				{
+					"tag_key": "example",
+					"value": "0"
+				}
+			]
 		},
 		{
 			"belongs_to__application": [],
@@ -41,7 +47,13 @@
 			"supervisor_version": "10.3.7",
 			"__metadata": {
 				"uri": "/resin/device(@id)?@id=1747415"
-			}
+			},
+			"device_tag": [
+				{
+					"tag_key": "example",
+					"value": "1"
+				}
+			]
 		}
 	]
 }