44 lines
1.0 KiB
Go
44 lines
1.0 KiB
Go
package runtimeinfo
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import (
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"runtime/debug"
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"testing"
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)
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var performanceVersionSink string
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func BenchmarkPerformanceVersion(b *testing.B) {
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b.Run("Injected", func(b *testing.B) {
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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performanceVersionSink = version("v1.2.3", debug.ReadBuildInfo)
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if performanceVersionSink != "v1.2.3" {
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b.Fatalf("version() = %q, want injected version", performanceVersionSink)
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}
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}
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})
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b.Run("FallbackInitialization", func(b *testing.B) {
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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fallback := newFallbackVersion(debug.ReadBuildInfo)
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performanceVersionSink = fallback()
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if performanceVersionSink == "" {
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b.Fatal("fallback returned an empty version")
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}
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}
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})
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b.Run("RealMetadataFallback", func(b *testing.B) {
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_ = Version()
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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performanceVersionSink = Version()
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if performanceVersionSink == "" {
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b.Fatal("Version() returned an empty version")
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}
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}
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})
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}
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