cue: add a "decimal" benchmark

goos: linux goarch: amd64 pkg: cuelang.org/go/cue/testdata/benchmarks cpu: AMD Ryzen 7 PRO 5850U with Radeon Graphics │ apd-v2-24 │ │ sec/op │ /decimal.txtar-8 4.982m ± 1% │ apd-v2-24 │ │ B/op │ /decimal.txtar-8 1.873Mi ± 0% │ apd-v2-24 │ │ allocs/op │ /decimal.txtar-8 29.72k ± 0% Signed-off-by: Daniel Martí <[email protected]> Change-Id: Ic7e2178c8fe8736870962d71d56b6c250af81ada Reviewed-on: https://review.gerrithub.io/c/cue-lang/cue/+/554904 Reviewed-by: Marcel van Lohuizen <[email protected]> TryBot-Result: CUEcueckoo <[email protected]>
cue-lang · Jun 15, 2023 · f3be10a · f3be10a
1 parent 12908b3
commit f3be10a
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Showing 2 changed files with 75 additions and 6 deletions.
diff --git a/cue/testdata/benchmarks/bench_test.go b/cue/testdata/benchmarks/bench_test.go
@@ -15,7 +15,6 @@
 package benchmarks
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"testing"
@@ -29,14 +28,14 @@ import (
 )
 
 func Benchmark(b *testing.B) {
-	files, err := ioutil.ReadDir(".")
+	entries, err := os.ReadDir(".")
 	if err != nil {
 		b.Fatal(err)
 	}
 
-	for _, fi := range files {
-		name := fi.Name()
-		if fi.IsDir() || filepath.Ext(name) != ".txtar" {
+	for _, entry := range entries {
+		name := entry.Name()
+		if entry.IsDir() || filepath.Ext(name) != ".txtar" {
 			continue
 		}
 
@@ -80,10 +79,15 @@ func Benchmark(b *testing.B) {
 
 			a.Files[statsPos].Data = []byte(ctx.Stats().String() + "\n\n")
 
-			os.WriteFile(name, txtar.Format(a), fi.Mode())
+			info, err := entry.Info()
+			if err != nil {
+				b.Fatal(err)
+			}
+			os.WriteFile(name, txtar.Format(a), info.Mode())
 		}
 
 		b.Run(name, func(b *testing.B) {
+			b.ReportAllocs()
 			for i := 0; i < b.N; i++ {
 				inst := cue.Build(cuetxtar.Load(a, b.TempDir()))[0]
 				if inst.Err != nil {

diff --git a/cue/testdata/benchmarks/decimal.txtar b/cue/testdata/benchmarks/decimal.txtar
@@ -0,0 +1,65 @@
+-- stats.txt --
+Leaks:  0
+Freed:  11
+Reused: 8
+Allocs: 3
+Retain: 0
+
+Unifications: 11
+Conjuncts:    11
+Disjuncts:    11
+
+-- in.cue --
+out: [
+  123.45 + 987.65,
+  123.45 - 987.65,
+  123.45 * 987.65,
+  123.45 / 987.65,
+
+  // whole integers
+  2 + 3,
+  7 - 1,
+  5 * 10,
+  20 / 4,
+
+  1 / 3, // fill all digits
+]
+-- out/compile --
+--- in.cue
+{
+  out: [
+    (123.45 + 987.65),
+    (123.45 - 987.65),
+    (123.45 * 987.65),
+    (123.45 / 987.65),
+    (2 + 3),
+    (7 - 1),
+    (5 * 10),
+    (20 / 4),
+    (1 / 3),
+  ]
+}
+-- out/eval/stats --
+Leaks:  0
+Freed:  11
+Reused: 8
+Allocs: 3
+Retain: 0
+
+Unifications: 11
+Conjuncts:    11
+Disjuncts:    11
+-- out/eval --
+(struct){
+  out: (#list){
+    0: (float){ 1111.10 }
+    1: (float){ -864.20 }
+    2: (float){ 121925.3925 }
+    3: (float){ 0.124993671847314332000203 }
+    4: (int){ 5 }
+    5: (int){ 6 }
+    6: (int){ 50 }
+    7: (float){ 5 }
+    8: (float){ 0.333333333333333333333333 }
+  }
+}