fix: update application config sample & replace the deprecated ioutil pkg (#492)

* docs: update application config sample

Signed-off-by: CaiYueTing <qazxcv367tasi@gmail.com>

* fix: use os read/write instead of deprecated ioutil read/write package

Signed-off-by: CaiYueTing <qazxcv367tasi@gmail.com>

* fix: use io, os pkg instead of all of the ioutil pkg

Signed-off-by: CaiYueTing <qazxcv367tasi@gmail.com>

Signed-off-by: CaiYueTing <qazxcv367tasi@gmail.com>

2 files changed, 6 insertions, 6 deletions

diff --git a/test/fixture/capture.go b/test/fixture/capture.go
index 57073bb..cf09ed3 100644
--- a/test/fixture/capture.go
+++ b/test/fixture/capture.go
@@ -1,7 +1,7 @@
 package fixture
 
 import (
-	"io/ioutil"
+	"io"
 	"os"
 )
 
@@ -22,7 +22,7 @@ func CaptureStdout(callback func()) (string, error) {
 
 	w.Close()
 
-	data, err := ioutil.ReadAll(r)
+	data, err := io.ReadAll(r)
 
 	if err != nil {
 		return "", err
@@ -46,7 +46,7 @@ func CaptureStderr(callback func()) (string, error) {
 	callback()
 	w.Close()
 
-	data, err := ioutil.ReadAll(r)
+	data, err := io.ReadAll(r)
 
 	if err != nil {
 		return "", err
diff --git a/test/fixture/fileutil.go b/test/fixture/fileutil.go
index ce75911..7820b72 100644
--- a/test/fixture/fileutil.go
+++ b/test/fixture/fileutil.go
@@ -1,12 +1,12 @@
 package fixture
 
-// Fixture functions for tests related to files
+import "os"
 
-import "io/ioutil"
+// Fixture functions for tests related to files
 
 // MustReadFile must read a file from given path. Panics if it can't.
 func MustReadFile(path string) string {
-	retBytes, err := ioutil.ReadFile(path)
+	retBytes, err := os.ReadFile(path)
 	if err != nil {
 		panic(err)
 	}