Move all backends into backend directory

backend/sftp/sftp_internal_test.go

@@ -0,0 +1,35 @@
+package sftp
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestShellEscape(t *testing.T) {
+	for i, test := range []struct {
+		unescaped, escaped string
+	}{
+		{"", ""},
+		{"/this/is/harmless", "/this/is/harmless"},
+		{"$(rm -rf /)", "\\$\\(rm\\ -rf\\ /\\)"},
+		{"/test/\n", "/test/'\n'"},
+		{":\"'", ":\\\"\\'"},
+	} {
+		got := shellEscape(test.unescaped)
+		assert.Equal(t, test.escaped, got, fmt.Sprintf("Test %d unescaped = %q", i, test.unescaped))
+	}
+}
+
+func TestParseHash(t *testing.T) {
+	for i, test := range []struct {
+		sshOutput, checksum string
+	}{
+		{"8dbc7733dbd10d2efc5c0a0d8dad90f958581821  RELEASE.md\n", "8dbc7733dbd10d2efc5c0a0d8dad90f958581821"},
+		{"03cfd743661f07975fa2f1220c5194cbaff48451  -\n", "03cfd743661f07975fa2f1220c5194cbaff48451"},
+	} {
+		got := parseHash([]byte(test.sshOutput))
+		assert.Equal(t, test.checksum, got, fmt.Sprintf("Test %d sshOutput = %q", i, test.sshOutput))
+	}
+}