test: add unit tests for core, parser and operations

tests/conftest.py

@@ -0,0 +1,86 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+import pytest
+
+from sshctl.core.config import SshctlConfig
+from sshctl.core.models import HostBlock
+
+
+@pytest.fixture
+def ssh_dir(tmp_path: Path) -> Path:
+    d = tmp_path / ".ssh"
+    d.mkdir()
+    return d
+
+
+@pytest.fixture
+def sample_config(ssh_dir: Path) -> Path:
+    content = """Host *
+  User root
+  Port 22
+  StrictHostKeyChecking accept-new
+
+Host server1
+  HostName 10.0.0.1
+  User admin
+  Port 2222
+
+Host server2
+  HostName 10.0.0.2
+  ProxyJump server1
+
+Host *.example.com
+  HostName example.com
+  User deploy
+"""
+    path = ssh_dir / "config"
+    path.write_text(content)
+    return path
+
+
+@pytest.fixture
+def config_with_includes(ssh_dir: Path) -> Path:
+    conf_d = ssh_dir / "conf.d"
+    conf_d.mkdir()
+
+    jumps = conf_d / "98-jumpservers.conf"
+    jumps.write_text("""Host gw
+  HostName 10.0.0.254
+  User jumpuser
+""")
+
+    creds = conf_d / "99-cred.conf"
+    creds.write_text("""Host *
+  IdentityFile ~/.ssh/keys.d/fallback
+""")
+
+    main = ssh_dir / "config"
+    main.write_text("""Host *
+  User root
+  Port 22
+
+Include conf.d/98-jumpservers.conf
+Include conf.d/99-cred.conf
+
+Host app1
+  HostName 10.0.0.10
+  ProxyJump gw
+""")
+    return main
+
+
+@pytest.fixture
+def sample_host() -> HostBlock:
+    host = HostBlock(alias="test-box")
+    host.set("HostName", "10.0.0.1")
+    host.set("User", "admin")
+    host.set("Port", "2222")
+    host.set("ProxyJump", "gw")
+    return host
+
+
+@pytest.fixture
+def cfg() -> SshctlConfig:
+    return SshctlConfig()