feat(launcher): add subminer sync for cross-machine stats/history merge over SSH (#152)

launcher/sync/ssh.test.ts

@@ -0,0 +1,51 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+import { assertSafeSshHost, resolveRemoteSubminerCommand, runScp, shellQuote } from './ssh.js';
+
+test('assertSafeSshHost rejects option-like hosts', () => {
+  assert.throws(() => assertSafeSshHost('-oProxyCommand=touch pwned'), /looks like an option/);
+  assert.throws(() => assertSafeSshHost('-lroot'), /looks like an option/);
+});
+
+test('assertSafeSshHost accepts normal destinations', () => {
+  assert.doesNotThrow(() => assertSafeSshHost('macbook'));
+  assert.doesNotThrow(() => assertSafeSshHost('user@192.168.1.20'));
+  assert.doesNotThrow(() => assertSafeSshHost('ssh-alias'));
+});
+
+test('shellQuote escapes single quotes and wraps in quotes', () => {
+  assert.equal(shellQuote('subminer'), `'subminer'`);
+  assert.equal(shellQuote(`a'; rm -rf ~; '`), `'a'\\''; rm -rf ~; '\\'''`);
+});
+
+test('runScp rejects option-like local endpoints before spawning scp', () => {
+  assert.throws(() => runScp('-oProxyCommand=sh', '/tmp/out.sqlite'), /looks like an option/);
+  assert.throws(() => runScp('/tmp/in.sqlite', '-bad-destination'), /looks like an option/);
+});
+
+test('runScp rejects option-like remote host components', () => {
+  assert.throws(
+    () => runScp('-oProxyCommand=sh:/tmp/in.sqlite', '/tmp/out.sqlite'),
+    /SSH host that looks like an option/,
+  );
+});
+
+test('resolveRemoteSubminerCommand verifies the launcher under the remote runtime PATH', () => {
+  const calls: Array<{ host: string; remoteCommand: string }> = [];
+  const command = resolveRemoteSubminerCommand('macbook', null, (host, remoteCommand) => {
+    calls.push({ host, remoteCommand });
+    return { status: 0, stdout: '', stderr: '' };
+  });
+
+  assert.equal(
+    command,
+    'PATH="$HOME/.local/bin:$HOME/.bun/bin:/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:$PATH" subminer',
+  );
+  assert.deepEqual(calls, [
+    {
+      host: 'macbook',
+      remoteCommand:
+        'PATH="$HOME/.local/bin:$HOME/.bun/bin:/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:$PATH" subminer --help >/dev/null 2>&1',
+    },
+  ]);
+});