--- /dev/null
+// Copyright 2014 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 parse
+
+import (
+ "reflect"
+ "strings"
+ "testing"
+)
+
+func TestParseLine(t *testing.T) {
+ cases := []struct {
+ line string
+ want *Benchmark
+ err bool // expect an error
+ }{
+ {
+ line: "BenchmarkEncrypt 100000000 19.6 ns/op",
+ want: &Benchmark{
+ Name: "BenchmarkEncrypt",
+ N: 100000000, NsPerOp: 19.6,
+ Measured: NsPerOp,
+ },
+ },
+ {
+ line: "BenchmarkEncrypt 100000000 19.6 ns/op 817.77 MB/s",
+ want: &Benchmark{
+ Name: "BenchmarkEncrypt",
+ N: 100000000, NsPerOp: 19.6, MBPerS: 817.77,
+ Measured: NsPerOp | MBPerS,
+ },
+ },
+ {
+ line: "BenchmarkEncrypt 100000000 19.6 ns/op 817.77",
+ want: &Benchmark{
+ Name: "BenchmarkEncrypt",
+ N: 100000000, NsPerOp: 19.6,
+ Measured: NsPerOp,
+ },
+ },
+ {
+ line: "BenchmarkEncrypt 100000000 19.6 ns/op 817.77 MB/s 5 allocs/op",
+ want: &Benchmark{
+ Name: "BenchmarkEncrypt",
+ N: 100000000, NsPerOp: 19.6, MBPerS: 817.77, AllocsPerOp: 5,
+ Measured: NsPerOp | MBPerS | AllocsPerOp,
+ },
+ },
+ {
+ line: "BenchmarkEncrypt 100000000 19.6 ns/op 817.77 MB/s 3 B/op 5 allocs/op",
+ want: &Benchmark{
+ Name: "BenchmarkEncrypt",
+ N: 100000000, NsPerOp: 19.6, MBPerS: 817.77, AllocedBytesPerOp: 3, AllocsPerOp: 5,
+ Measured: NsPerOp | MBPerS | AllocedBytesPerOp | AllocsPerOp,
+ },
+ },
+ // error handling cases
+ {
+ line: "BenchPress 100 19.6 ns/op", // non-benchmark
+ err: true,
+ },
+ {
+ line: "BenchmarkEncrypt lots 19.6 ns/op", // non-int iterations
+ err: true,
+ },
+ {
+ line: "BenchmarkBridge 100000000 19.6 smoots", // unknown unit
+ want: &Benchmark{
+ Name: "BenchmarkBridge",
+ N: 100000000,
+ },
+ },
+ {
+ line: "PASS",
+ err: true,
+ },
+ }
+
+ for _, tt := range cases {
+ have, err := ParseLine(tt.line)
+ if tt.err && err == nil {
+ t.Errorf("parsing line %q should have failed", tt.line)
+ continue
+ }
+ if !reflect.DeepEqual(have, tt.want) {
+ t.Errorf("parsed line %q incorrectly, want %v have %v", tt.line, tt.want, have)
+ }
+ }
+}
+
+func TestParseSet(t *testing.T) {
+ // Test two things:
+ // 1. The noise that can accompany testing.B output gets ignored.
+ // 2. Benchmarks with the same name have their order preserved.
+ in := `
+ ? crypto [no test files]
+ PASS
+ pem_decrypt_test.go:17: test 4. %!s(x509.PEMCipher=5)
+ ... [output truncated]
+
+ BenchmarkEncrypt 100000000 19.6 ns/op
+ BenchmarkEncrypt 5000000 517 ns/op
+ === RUN TestChunk
+ --- PASS: TestChunk (0.00 seconds)
+ --- SKIP: TestLinuxSendfile (0.00 seconds)
+ fs_test.go:716: skipping; linux-only test
+ BenchmarkReadRequestApachebench 1000000 2960 ns/op 27.70 MB/s 839 B/op 9 allocs/op
+ BenchmarkClientServerParallel64 50000 59192 ns/op 7028 B/op 60 allocs/op
+ ok net/http 95.783s
+ `
+
+ want := Set{
+ "BenchmarkReadRequestApachebench": []*Benchmark{
+ {
+ Name: "BenchmarkReadRequestApachebench",
+ N: 1000000, NsPerOp: 2960, MBPerS: 27.70, AllocedBytesPerOp: 839, AllocsPerOp: 9,
+ Measured: NsPerOp | MBPerS | AllocedBytesPerOp | AllocsPerOp,
+ Ord: 2,
+ },
+ },
+ "BenchmarkClientServerParallel64": []*Benchmark{
+ {
+ Name: "BenchmarkClientServerParallel64",
+ N: 50000, NsPerOp: 59192, AllocedBytesPerOp: 7028, AllocsPerOp: 60,
+ Measured: NsPerOp | AllocedBytesPerOp | AllocsPerOp,
+ Ord: 3,
+ },
+ },
+ "BenchmarkEncrypt": []*Benchmark{
+ {
+ Name: "BenchmarkEncrypt",
+ N: 100000000, NsPerOp: 19.6,
+ Measured: NsPerOp,
+ Ord: 0,
+ },
+ {
+ Name: "BenchmarkEncrypt",
+ N: 5000000, NsPerOp: 517,
+ Measured: NsPerOp,
+ Ord: 1,
+ },
+ },
+ }
+
+ have, err := ParseSet(strings.NewReader(in))
+ if err != nil {
+ t.Fatalf("unexpected err during ParseSet: %v", err)
+ }
+ if !reflect.DeepEqual(want, have) {
+ t.Errorf("parsed bench set incorrectly, want %v have %v", want, have)
+ }
+}
+
+func TestString(t *testing.T) {
+ tests := []struct {
+ name string
+ input *Benchmark
+ wanted string
+ }{
+ {
+ name: "nsTest",
+ input: &Benchmark{
+ Name: "BenchmarkTest",
+ N: 100000000, NsPerOp: 19.6,
+ Measured: NsPerOp,
+ },
+ wanted: "BenchmarkTest 100000000 19.60 ns/op",
+ },
+ {
+ name: "mbTest",
+ input: &Benchmark{
+ Name: "BenchmarkTest",
+ N: 100000000, MBPerS: 19.6,
+ Measured: MBPerS,
+ },
+ wanted: "BenchmarkTest 100000000 19.60 MB/s",
+ },
+ {
+ name: "allocatedBytesTest",
+ input: &Benchmark{
+ Name: "BenchmarkTest",
+ N: 100000000, AllocedBytesPerOp: 5,
+ Measured: AllocedBytesPerOp,
+ },
+ wanted: "BenchmarkTest 100000000 5 B/op",
+ },
+ {
+ name: "allocsTest",
+ input: &Benchmark{
+ Name: "BenchmarkTest",
+ N: 100000000, AllocsPerOp: 5,
+ Measured: AllocsPerOp,
+ },
+ wanted: "BenchmarkTest 100000000 5 allocs/op",
+ },
+ }
+
+ for _, tt := range tests {
+ t.Run(tt.name, func(t *testing.T) {
+ result := tt.input.String()
+ if result != tt.wanted {
+ t.Errorf("String() is called, want %q, have %q", tt.wanted, result)
+ }
+ })
+ }
+}
projects / dotfiles / .git / blobdiff