docs/libmachine/mcnutils/utils_test.go

102 lines
2.0 KiB
Go

package mcnutils
import (
"io/ioutil"
"os"
"path/filepath"
"runtime"
"testing"
)
func TestCopyFile(t *testing.T) {
testStr := "test-machine"
srcFile, err := ioutil.TempFile("", "machine-test-")
if err != nil {
t.Fatal(err)
}
srcFi, err := srcFile.Stat()
if err != nil {
t.Fatal(err)
}
srcFile.Write([]byte(testStr))
srcFile.Close()
srcFilePath := filepath.Join(os.TempDir(), srcFi.Name())
destFile, err := ioutil.TempFile("", "machine-copy-test-")
if err != nil {
t.Fatal(err)
}
destFi, err := destFile.Stat()
if err != nil {
t.Fatal(err)
}
destFile.Close()
destFilePath := filepath.Join(os.TempDir(), destFi.Name())
if err := CopyFile(srcFilePath, destFilePath); err != nil {
t.Fatal(err)
}
data, err := ioutil.ReadFile(destFilePath)
if err != nil {
t.Fatal(err)
}
if string(data) != testStr {
t.Fatalf("expected data \"%s\"; received \"%s\"", testStr, string(data))
}
}
func TestGetUsername(t *testing.T) {
currentUser := "unknown"
switch runtime.GOOS {
case "darwin", "linux":
currentUser = os.Getenv("USER")
case "windows":
currentUser = os.Getenv("USERNAME")
}
username := GetUsername()
if username != currentUser {
t.Fatalf("expected username %s; received %s", currentUser, username)
}
}
func TestGenerateRandomID(t *testing.T) {
id := GenerateRandomID()
if len(id) != 64 {
t.Fatalf("Id returned is incorrect: %s", id)
}
}
func TestShortenId(t *testing.T) {
id := GenerateRandomID()
truncID := TruncateID(id)
if len(truncID) != 12 {
t.Fatalf("Id returned is incorrect: truncate on %s returned %s", id, truncID)
}
}
func TestShortenIdEmpty(t *testing.T) {
id := ""
truncID := TruncateID(id)
if len(truncID) > len(id) {
t.Fatalf("Id returned is incorrect: truncate on %s returned %s", id, truncID)
}
}
func TestShortenIdInvalid(t *testing.T) {
id := "1234"
truncID := TruncateID(id)
if len(truncID) != len(id) {
t.Fatalf("Id returned is incorrect: truncate on %s returned %s", id, truncID)
}
}