1[!fuzz] skip
2[short] skip
3env GOCACHE=$WORK/cache
4
5go test -fuzz=FuzzA -fuzztime=100x fuzz_setenv_test.go
6
7-- fuzz_setenv_test.go --
8package fuzz
9
10import (
11 "flag"
12 "os"
13 "testing"
14)
15
16func FuzzA(f *testing.F) {
17 if s := os.Getenv("TEST_FUZZ_SETENV_A"); isWorker() && s == "" {
18 f.Fatal("environment variable not set")
19 } else if !isWorker() && s != "" {
20 f.Fatal("environment variable already set")
21 }
22 f.Setenv("TEST_FUZZ_SETENV_A", "A")
23 if os.Getenv("TEST_FUZZ_SETENV_A") == "" {
24 f.Fatal("Setenv did not set environment variable")
25 }
26 f.Fuzz(func(*testing.T, []byte) {})
27}
28
29func FuzzB(f *testing.F) {
30 if os.Getenv("TEST_FUZZ_SETENV_A") != "" {
31 f.Fatal("environment variable not cleared after FuzzA")
32 }
33 f.Skip()
34}
35
36func isWorker() bool {
37 f := flag.Lookup("test.fuzzworker")
38 if f == nil {
39 return false
40 }
41 get, ok := f.Value.(flag.Getter)
42 if !ok {
43 return false
44 }
45 return get.Get() == interface{}(true)
46}
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