tests(inst-undici): fix test assertions

david-luna · david-luna · commit 72fee9139713 · 2025-06-03T22:44:58.000+02:00
diff --git a/plugins/node/instrumentation-undici/test/undici.test.ts b/plugins/node/instrumentation-undici/test/undici.test.ts
@@ -824,7 +824,7 @@ describe('UndiciInstrumentation `undici` tests', function () {
           'foo-client': 'bar',
           'user-agent': ['agent', 'other-agent'],
         },
-        expectedUserAgent: 'agent',
+        expectedUserAgent: 'other-agent',
       },
       {
         name: 'another header with value user-agent',
diff --git a/plugins/node/instrumentation-undici/test/utils/assertSpan.ts b/plugins/node/instrumentation-undici/test/utils/assertSpan.ts
@@ -171,7 +171,7 @@ export const assertSpan = (
     if (userAgent) {
       assert.strictEqual(
         span.attributes[SemanticAttributes.USER_AGENT_ORIGINAL],
-        Array.isArray(userAgent) ? userAgent[0] : userAgent
+        Array.isArray(userAgent) ? userAgent[userAgent.length -1] : userAgent
       );
     }
   }

Original file line number	Diff line number	Diff line change
@@ -824,7 +824,7 @@ describe('UndiciInstrumentation `undici` tests', function () {
`824`	`824`	`'foo-client': 'bar',`
`825`	`825`	`'user-agent': ['agent', 'other-agent'],`
`826`	`826`	`},`
`827`		`- expectedUserAgent: 'agent',`
	`827`	`+ expectedUserAgent: 'other-agent',`
`828`	`828`	`},`
`829`	`829`	`{`
`830`	`830`	`name: 'another header with value user-agent',`
Original file line number	Diff line number	Diff line change
`@@ -171,7 +171,7 @@ export const assertSpan = (`
`171`	`171`	`if (userAgent) {`
`172`	`172`	`assert.strictEqual(`
`173`	`173`	`span.attributes[SemanticAttributes.USER_AGENT_ORIGINAL],`
`174`		`- Array.isArray(userAgent) ? userAgent[0] : userAgent`
	`174`	`+ Array.isArray(userAgent) ? userAgent[userAgent.length -1] : userAgent`
`175`	`175`	`);`
`176`	`176`	`}`
`177`	`177`	`}`