add timeprovider benchmark (#714)

bitfaster · web-flow · commit 1decac385297 · 2025-08-23T10:43:43.000-07:00
diff --git a/BitFaster.Caching.Benchmarks/TimeBenchmarks.cs b/BitFaster.Caching.Benchmarks/TimeBenchmarks.cs
@@ -11,6 +11,7 @@ namespace BitFaster.Caching.Benchmarks
     [SimpleJob(RuntimeMoniker.Net48)]
 #endif
     [SimpleJob(RuntimeMoniker.Net60)]
+    [SimpleJob(RuntimeMoniker.Net90)]
     [HideColumns("Job", "Median", "RatioSD", "Alloc Ratio")]
     public class TimeBenchmarks
     {
@@ -71,6 +72,16 @@ public Duration DurationSinceEpoch()
         {
             return Duration.SinceEpoch();
         }
+
+        [Benchmark()]
+        public long SystemTimeProvider()
+        {
+#if NET8_0_OR_GREATER
+            return TimeProvider.System.GetTimestamp();
+#else
+            return 0;
+#endif
+        }
     }
 
     public static class TickCount64

Original file line number	Diff line number	Diff line change
`@@ -11,6 +11,7 @@ namespace BitFaster.Caching.Benchmarks`
`11`	`11`	`[SimpleJob(RuntimeMoniker.Net48)]`
`12`	`12`	`#endif`
`13`	`13`	`[SimpleJob(RuntimeMoniker.Net60)]`
	`14`	`+ [SimpleJob(RuntimeMoniker.Net90)]`
`14`	`15`	`[HideColumns("Job", "Median", "RatioSD", "Alloc Ratio")]`
`15`	`16`	`public class TimeBenchmarks`
`16`	`17`	`{`
`@@ -71,6 +72,16 @@ public Duration DurationSinceEpoch()`
`71`	`72`	`{`
`72`	`73`	`return Duration.SinceEpoch();`
`73`	`74`	`}`
	`75`	`+`
	`76`	`+ [Benchmark()]`
	`77`	`+ public long SystemTimeProvider()`
	`78`	`+ {`
	`79`	`+#if NET8_0_OR_GREATER`
	`80`	`+ return TimeProvider.System.GetTimestamp();`
	`81`	`+#else`
	`82`	`+ return 0;`
	`83`	`+#endif`
	`84`	`+ }`
`74`	`85`	`}`
`75`	`86`
`76`	`87`	`public static class TickCount64`