From b70d29eb47eff0bc700205cbd31175b661531c8b Mon Sep 17 00:00:00 2001
From: Carrie Edwards <edwrdscarrie@gmail.com>
Date: Wed, 6 May 2026 08:33:01 -0700
Subject: [PATCH] Fix start timestamp for histogram samples in
 TestCompactingChunkSeriesMerger

Signed-off-by: Carrie Edwards <edwrdscarrie@gmail.com>
---
 storage/merge_test.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/storage/merge_test.go b/storage/merge_test.go
index e42a6a4ce1..2e3965bf1e 100644
--- a/storage/merge_test.go
+++ b/storage/merge_test.go
@@ -387,13 +387,13 @@ func TestMergeChunkQuerierWithNoVerticalChunkSeriesMerger(t *testing.T) {
 func histogramSample(ts int64, hint histogram.CounterResetHint) hSample {
 	h := tsdbutil.GenerateTestHistogram(ts + 1)
 	h.CounterResetHint = hint
-	return hSample{st: -ts, t: ts, h: h}
+	return hSample{st: 0, t: ts, h: h}
 }
 
 func floatHistogramSample(ts int64, hint histogram.CounterResetHint) fhSample {
 	fh := tsdbutil.GenerateTestFloatHistogram(ts + 1)
 	fh.CounterResetHint = hint
-	return fhSample{st: -ts, t: ts, fh: fh}
+	return fhSample{st: 0, t: ts, fh: fh}
 }
 
 // Shorthands for counter reset hints.