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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
commit43a123c1ae6613b3efeed291fa552ecd909d3acf (patch)
treefd92518b7024bc74031f78a1cf9e454b65e73665 /src/go/parser/performance_test.go
parentInitial commit. (diff)
downloadgolang-1.20-upstream.tar.xz
golang-1.20-upstream.zip
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/go/parser/performance_test.go')
-rw-r--r--src/go/parser/performance_test.go54
1 files changed, 54 insertions, 0 deletions
diff --git a/src/go/parser/performance_test.go b/src/go/parser/performance_test.go
new file mode 100644
index 0000000..1308f21
--- /dev/null
+++ b/src/go/parser/performance_test.go
@@ -0,0 +1,54 @@
+// Copyright 2012 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package parser
+
+import (
+ "go/token"
+ "os"
+ "testing"
+)
+
+var src = readFile("../printer/nodes.go")
+
+func readFile(filename string) []byte {
+ data, err := os.ReadFile(filename)
+ if err != nil {
+ panic(err)
+ }
+ return data
+}
+
+func BenchmarkParse(b *testing.B) {
+ b.SetBytes(int64(len(src)))
+ for i := 0; i < b.N; i++ {
+ if _, err := ParseFile(token.NewFileSet(), "", src, ParseComments); err != nil {
+ b.Fatalf("benchmark failed due to parse error: %s", err)
+ }
+ }
+}
+
+func BenchmarkParseOnly(b *testing.B) {
+ b.SetBytes(int64(len(src)))
+ for i := 0; i < b.N; i++ {
+ if _, err := ParseFile(token.NewFileSet(), "", src, ParseComments|SkipObjectResolution); err != nil {
+ b.Fatalf("benchmark failed due to parse error: %s", err)
+ }
+ }
+}
+
+func BenchmarkResolve(b *testing.B) {
+ b.SetBytes(int64(len(src)))
+ for i := 0; i < b.N; i++ {
+ b.StopTimer()
+ fset := token.NewFileSet()
+ file, err := ParseFile(fset, "", src, SkipObjectResolution)
+ if err != nil {
+ b.Fatalf("benchmark failed due to parse error: %s", err)
+ }
+ b.StartTimer()
+ handle := fset.File(file.Package)
+ resolveFile(file, handle, nil)
+ }
+}