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Replace os.Setenv with testing.T.Setenv in tests

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T.Setenv ensures that the environment is returned to its prior state
when the test ends. It also panics when called from a parallel test to
prevent racy test interdependencies.

Kubernetes-commit: 89467ad3e9b051515fa9632a7373d6ef01723256
This commit is contained in:
Chris Bandy
2023-04-15 10:09:47 -05:00
committed by Kubernetes Publisher
parent 383ccb06d0
commit 18ffb5c67f
3 changed files with 10 additions and 23 deletions
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13
rest/client_test.go
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@@ -23,7 +23,6 @@ import (
"net/http/httptest"
"net/http/httputil"
"net/url"
"os"
"reflect"
"testing"
"time"
@@ -340,8 +339,8 @@ func TestCreateBackoffManager(t *testing.T) {
theUrl, _ := url.Parse("http://localhost")
// 1 second base backoff + duration of 2 seconds -> exponential backoff for requests.
os.Setenv(envBackoffBase, "1")
os.Setenv(envBackoffDuration, "2")
t.Setenv(envBackoffBase, "1")
t.Setenv(envBackoffDuration, "2")
backoff := readExpBackoffConfig()
backoff.UpdateBackoff(theUrl, nil, 500)
backoff.UpdateBackoff(theUrl, nil, 500)
@@ -350,8 +349,8 @@ func TestCreateBackoffManager(t *testing.T) {
}
// 0 duration -> no backoff.
os.Setenv(envBackoffBase, "1")
os.Setenv(envBackoffDuration, "0")
t.Setenv(envBackoffBase, "1")
t.Setenv(envBackoffDuration, "0")
backoff.UpdateBackoff(theUrl, nil, 500)
backoff.UpdateBackoff(theUrl, nil, 500)
backoff = readExpBackoffConfig()
@@ -360,8 +359,8 @@ func TestCreateBackoffManager(t *testing.T) {
}
// No env -> No backoff.
os.Setenv(envBackoffBase, "")
os.Setenv(envBackoffDuration, "")
t.Setenv(envBackoffBase, "")
t.Setenv(envBackoffDuration, "")
backoff = readExpBackoffConfig()
backoff.UpdateBackoff(theUrl, nil, 500)
backoff.UpdateBackoff(theUrl, nil, 500)