test: Fixed fastify assertions around span kind while running security agent (#2983)

Author: bizob2828

test/lib/custom-assertions/assert-span-kind.js

@@ -28,7 +28,7 @@ module.exports = function assertSpanKind({ agent, segments, assert = require('no
       if (!span) {
         assert.fail(`Could not find span: ${segment.name}`)
       }
-      assert.equal(span.intrinsics['span.kind'], segment.kind)
+      assert.equal(span.intrinsics['span.kind'], segment.kind, `${segment.name} span kind differs. expected: ${segment.kind}, got: ${span.intrinsics['span.kind']}`)
     })
   } else {
     assert.fail('Custom assertion must either pass in an array of span kinds or a collection of segment names to span kind')

test/versioned/fastify/naming-common.js

@@ -44,20 +44,7 @@ module.exports = async function runTests(t, getExpectedSegments) {
         }
 
         assertSegments(transaction.trace, transaction.trace.root, expectedSegments)
-        const flattenedSegments = expectedSegments[1].reduce((segments, segment) => {
-          if (Array.isArray(segment)) {
-            segments.push(...segment.map((s) => {
-              return {
-                name: s,
-                kind: 'internal'
-              }
-            }))
-          } else {
-            segments.push({ name: segment, kind: 'internal' })
-          }
-
-          return segments
-        }, [])
+        const [,...flattenedSegments] = expectedSegments.flat(3).map((name) => ({ name, kind: 'internal' }))
         assertSpanKind({
           agent,
           segments: [