opentofu/helper/acctest/random.go
Paul Hinze e916bd1527 provider/google: enchance storage acctests to avoid collisions
Generate bucket names and object names per test instead of once at the
top level. Should help avoid failures like this one:

https://travis-ci.org/hashicorp/terraform/jobs/100254008

All storage tests checked on this commit:

```
TF_ACC=1 go test -v ./builtin/providers/google -run TestAccGoogleStorage
=== RUN   TestAccGoogleStorageBucketAcl_basic
--- PASS: TestAccGoogleStorageBucketAcl_basic (8.90s)
=== RUN   TestAccGoogleStorageBucketAcl_upgrade
--- PASS: TestAccGoogleStorageBucketAcl_upgrade (14.18s)
=== RUN   TestAccGoogleStorageBucketAcl_downgrade
--- PASS: TestAccGoogleStorageBucketAcl_downgrade (12.83s)
=== RUN   TestAccGoogleStorageBucketAcl_predefined
--- PASS: TestAccGoogleStorageBucketAcl_predefined (4.51s)
=== RUN   TestAccGoogleStorageObject_basic
--- PASS: TestAccGoogleStorageObject_basic (3.77s)
=== RUN   TestAccGoogleStorageObjectAcl_basic
--- PASS: TestAccGoogleStorageObjectAcl_basic (4.85s)
=== RUN   TestAccGoogleStorageObjectAcl_upgrade
--- PASS: TestAccGoogleStorageObjectAcl_upgrade (7.68s)
=== RUN   TestAccGoogleStorageObjectAcl_downgrade
--- PASS: TestAccGoogleStorageObjectAcl_downgrade (7.37s)
=== RUN   TestAccGoogleStorageObjectAcl_predefined
--- PASS: TestAccGoogleStorageObjectAcl_predefined (4.16s)
PASS
ok      github.com/hashicorp/terraform/builtin/providers/google 68.275s
```
2016-01-05 09:07:45 -06:00

47 lines
1.2 KiB
Go

package acctest
import (
"math/rand"
"time"
)
// Helpers for generating random tidbits for use in identifiers to prevent
// collisions in acceptance tests.
// RandInt generates a random integer
func RandInt() int {
reseed()
return rand.New(rand.NewSource(time.Now().UnixNano())).Int()
}
// RandString generates a random alphanumeric string of the length specified
func RandString(strlen int) string {
return RandStringFromCharSet(strlen, CharSetAlphaNum)
}
// RandStringFromCharSet generates a random string by selecting characters from
// the charset provided
func RandStringFromCharSet(strlen int, charSet string) string {
reseed()
result := make([]byte, strlen)
for i := 0; i < strlen; i++ {
result[i] = charSet[rand.Intn(len(charSet))]
}
return string(result)
}
// Seeds random with current timestamp
func reseed() {
rand.Seed(time.Now().UTC().UnixNano())
}
const (
// CharSetAlphaNum is the alphanumeric character set for use with
// RandStringFromCharSet
CharSetAlphaNum = "abcdefghijklmnopqrstuvwxyz012346789"
// CharSetAlpha is the alphabetical character set for use with
// RandStringFromCharSet
CharSetAlpha = "abcdefghijklmnopqrstuvwxyz"
)