Move sftp test

src/restic/backend/sftp/sshcmd_test.go

@@ -0,0 +1,46 @@
+package sftp
+
+import "testing"
+
+var sshcmdTests = []struct {
+	cfg Config
+	s   []string
+}{
+	{
+		Config{User: "user", Host: "host", Dir: "dir/subdir"},
+		[]string{"host", "-l", "user", "-s", "sftp"},
+	},
+	{
+		Config{Host: "host", Dir: "dir/subdir"},
+		[]string{"host", "-s", "sftp"},
+	},
+	{
+		Config{Host: "host:10022", Dir: "/dir/subdir"},
+		[]string{"host", "-p", "10022", "-s", "sftp"},
+	},
+	{
+		Config{User: "user", Host: "host:10022", Dir: "/dir/subdir"},
+		[]string{"host", "-p", "10022", "-l", "user", "-s", "sftp"},
+	},
+}
+
+func TestBuildSSHCommand(t *testing.T) {
+	for i, test := range sshcmdTests {
+		cmd := buildSSHCommand(test.cfg)
+		failed := false
+		if len(cmd) != len(test.s) {
+			failed = true
+		} else {
+			for l := range test.s {
+				if test.s[l] != cmd[l] {
+					failed = true
+					break
+				}
+			}
+		}
+		if failed {
+			t.Errorf("test %d: wrong cmd, want:\n  %v\ngot:\n  %v",
+				i, test.s, cmd)
+		}
+	}
+}