From eae388de982ca38b5be11472bc71d524e612033c Mon Sep 17 00:00:00 2001
From: Marten Schiwek <marten.schiwek@sap.com>
Date: Mon, 25 May 2026 13:15:15 +0200
Subject: [PATCH] Export all DataPoints to console

---
 lib/exporter/ConsoleMetricExporter.js |  9 +++++++--
 test/metrics.test.js                  | 12 ++++++++++++
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/lib/exporter/ConsoleMetricExporter.js b/lib/exporter/ConsoleMetricExporter.js
index 43be4e5c..e04b8cec 100644
--- a/lib/exporter/ConsoleMetricExporter.js
+++ b/lib/exporter/ConsoleMetricExporter.js
@@ -73,7 +73,12 @@ class ConsoleMetricExporter extends StandardConsoleMetricExporter {
           for (const dp of metric.dataPoints) {
             const t = dp.attributes['sap.tenancy.tenant_id']
             collector[t] ??= {}
-            collector[t][name] = collector !== other ? dp.value : dp
+            if (collector === other) {
+              collector[t][name] ??= []
+              collector[t][name].push(dp)
+            } else {
+              collector[t][name] = dp.value
+            }
           }
         }
 
@@ -114,7 +119,7 @@ class ConsoleMetricExporter extends StandardConsoleMetricExporter {
         // export other metrics
         for (const tenant of Object.keys(other)) {
           for (const [k, v] of Object.entries(other[tenant])) {
-            LOG.info(`${k}${tenant !== 'undefined' ? ` of tenant "${tenant}"` : ''}: ${inspect(v)}`)
+            LOG.info(`${k}${tenant !== 'undefined' ? ` of tenant "${tenant}"` : ''}: ${inspect(v.length === 1 ? v[0] : v)}`)
           }
         }
       }
diff --git a/test/metrics.test.js b/test/metrics.test.js
index f488bb7f..312af38e 100644
--- a/test/metrics.test.js
+++ b/test/metrics.test.js
@@ -22,4 +22,16 @@ describe('metrics', () => {
     expect(log.output).to.match(/process/i)
     expect(log.output).not.to.match(/network/i)
   })
+
+  test('other metrics with multiple datapoints are logged as array', async () => {
+    const { status } = await GET('/odata/v4/admin/Books', admin)
+    expect(status).to.equal(200)
+
+    await wait(200)
+
+    // nodejs.eventloop.time has multiple datapoints (active + idle) → logged as array
+    expect(log.output).to.match(/nodejs\.eventloop\.time: \[/)
+    // nodejs.eventloop.utilization has single datapoint → logged unwrapped (not as array)
+    expect(log.output).to.match(/nodejs\.eventloop\.utilization: \{/)
+  })
 })