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, 2 insertions, 2 deletions

diff --git a/spec/workers/pipeline_metrics_worker_spec.rb b/spec/workers/pipeline_metrics_worker_spec.rb
index 232478c9735..2c9e7c2cd02 100644
--- a/spec/workers/pipeline_metrics_worker_spec.rb
+++ b/spec/workers/pipeline_metrics_worker_spec.rb
@@ -23,7 +23,7 @@ describe PipelineMetricsWorker do
       it 'records the build start time' do
         subject
 
-        expect(merge_request.reload.metrics.latest_build_started_at).to be_within(1.second).of(pipeline.started_at)
+        expect(merge_request.reload.metrics.latest_build_started_at).to be_like_time(pipeline.started_at)
       end
 
       it 'clears the build end time' do
@@ -39,7 +39,7 @@ describe PipelineMetricsWorker do
       it 'records the build end time' do
         subject
 
-        expect(merge_request.reload.metrics.latest_build_finished_at).to be_within(1.second).of(pipeline.finished_at)
+        expect(merge_request.reload.metrics.latest_build_finished_at).to be_like_time(pipeline.finished_at)
       end
     end
   end