Add a be_like_time matcher and use it in specs

The amount of precision times have in databases is variable, so we need
tolerances when comparing in specs. It's better to have the tolerance defined
in one place than several.

1 files changed, 1 insertions, 1 deletions

diff --git a/spec/models/merge_request/metrics_spec.rb b/spec/models/merge_request/metrics_spec.rb
index a79dd215d41..255db41cb19 100644
--- a/spec/models/merge_request/metrics_spec.rb
+++ b/spec/models/merge_request/metrics_spec.rb
@@ -12,7 +12,7 @@ describe MergeRequest::Metrics, models: true do
       metrics = subject.metrics
 
       expect(metrics).to be_present
-      expect(metrics.merged_at).to be_within(1.second).of(time)
+      expect(metrics.merged_at).to be_like_time(time)
     end
   end
 end