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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /src/go/parser/performance_test.go | |
parent | Initial commit. (diff) | |
download | golang-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.go | 54 |
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) + } +} |