Move the kittens Go code into the kittens folder

kittens/ssh/utils_test.go

@@ -0,0 +1,68 @@
+// License: GPLv3 Copyright: 2023, Kovid Goyal, <kovid at kovidgoyal.net>
+
+package ssh
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"kitty/tools/utils/shlex"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+var _ = fmt.Print
+
+func TestGetSSHOptions(t *testing.T) {
+	m := SSHOptions()
+	if m["w"] != "local_tun[:remote_tun]" {
+		t.Fatalf("Unexpected set of SSH options: %#v", m)
+	}
+}
+
+func TestParseSSHArgs(t *testing.T) {
+	split := func(x string) []string {
+		ans, err := shlex.Split(x)
+		if err != nil {
+			t.Fatal(err)
+		}
+		return ans
+	}
+
+	p := func(args, expected_ssh_args, expected_server_args, expected_extra_args string, expected_passthrough bool) {
+		ssh_args, server_args, passthrough, extra_args, err := ParseSSHArgs(split(args), "--kitten")
+		if err != nil {
+			t.Fatal(err)
+		}
+		check := func(a, b any) {
+			diff := cmp.Diff(a, b)
+			if diff != "" {
+				t.Fatalf("Unexpected value for args: %s\n%s", args, diff)
+			}
+		}
+		check(split(expected_ssh_args), ssh_args)
+		check(split(expected_server_args), server_args)
+		check(split(expected_extra_args), extra_args)
+		check(expected_passthrough, passthrough)
+	}
+	p(`localhost`, ``, `localhost`, ``, false)
+	p(`-- localhost`, ``, `localhost`, ``, false)
+	p(`-46p23 localhost sh -c "a b"`, `-4 -6 -p 23`, `localhost sh -c "a b"`, ``, false)
+	p(`-46p23 -S/moose -W x:6 -- localhost sh -c "a b"`, `-4 -6 -p 23 -S /moose -W x:6`, `localhost sh -c "a b"`, ``, false)
+	p(`--kitten=abc -np23 --kitten xyz host`, `-n -p 23`, `host`, `--kitten abc --kitten xyz`, true)
+}
+
+func TestRelevantKittyOpts(t *testing.T) {
+	tdir := t.TempDir()
+	path := filepath.Join(tdir, "kitty.conf")
+	os.WriteFile(path, []byte("term XXX\nshell_integration changed\nterm abcd"), 0o600)
+	rko := read_relevant_kitty_opts(path)
+	if rko.Term != "abcd" {
+		t.Fatalf("Unexpected TERM: %s", RelevantKittyOpts().Term)
+	}
+	if rko.Shell_integration != "changed" {
+		t.Fatalf("Unexpected shell_integration: %s", RelevantKittyOpts().Shell_integration)
+	}
+}