test: add unit tests for core, parser and operations

tests/test_checker.py

@@ -0,0 +1,119 @@
+from __future__ import annotations
+
+from sshctl.config.resolver import ResolvedHost
+from sshctl.operations.checker import HostCheck, check_host
+
+
+def test_host_check_dataclass() -> None:
+    h = HostCheck(
+        alias="test",
+        hostname="10.0.0.1",
+        user="admin",
+        port=22,
+        proxy_jump="",
+    )
+    assert h.alias == "test"
+    assert h.hostname == "10.0.0.1"
+    assert h.user == "admin"
+    assert h.port == 22
+
+
+def test_host_check_passed_both_ok() -> None:
+    h = HostCheck(
+        alias="test",
+        hostname="10.0.0.1",
+        user="admin",
+        port=22,
+        proxy_jump="",
+    )
+    assert not h.passed
+    h.dns_ok = True
+    assert not h.passed
+    h.tcp_ok = True
+    assert h.passed
+
+
+def test_host_check_summary_all_ok() -> None:
+    h = HostCheck(
+        alias="test",
+        hostname="10.0.0.1",
+        user="admin",
+        port=22,
+        proxy_jump="",
+    )
+    h.dns_ok = True
+    h.tcp_ok = True
+    h.ssh_ok = True
+    assert h.summary == "DNS/TCP/SSH"
+
+
+def test_host_check_summary_dns_fail() -> None:
+    h = HostCheck(
+        alias="test",
+        hostname="10.0.0.1",
+        user="admin",
+        port=22,
+        proxy_jump="",
+    )
+    h.dns_error = "timeout"
+    assert h.summary == "DNS!/TCP!/---"
+
+
+def test_host_check_summary_ssh_untested() -> None:
+    h = HostCheck(
+        alias="test",
+        hostname="10.0.0.1",
+        user="admin",
+        port=22,
+        proxy_jump="",
+    )
+    h.dns_ok = True
+    h.tcp_ok = True
+    assert h.summary == "DNS/TCP/---"
+
+
+def test_host_check_summary_ssh_error() -> None:
+    h = HostCheck(
+        alias="test",
+        hostname="10.0.0.1",
+        user="admin",
+        port=22,
+        proxy_jump="",
+    )
+    h.dns_ok = True
+    h.tcp_ok = True
+    h.ssh_error = "refused"
+    assert h.summary == "DNS/TCP/SSH!"
+
+
+async def test_check_host_dns_failure() -> None:
+    host = ResolvedHost(
+        alias="nonexistent",
+        hostname="192.0.2.999",
+        user="root",
+        port=22,
+        proxy_jump="",
+        identity_file="",
+        options={},
+    )
+    result = await check_host(host, timeout=1)
+    assert isinstance(result.rtt_ms, float)
+    assert isinstance(result.dns_ok, bool)
+    assert isinstance(result.tcp_ok, bool)
+
+
+async def test_check_host_constructs_correctly() -> None:
+    host = ResolvedHost(
+        alias="test-box",
+        hostname="192.0.2.1",
+        user="deploy",
+        port=2222,
+        proxy_jump="gw",
+        identity_file="",
+        options={},
+    )
+    result = await check_host(host, timeout=2)
+    assert result.alias == "test-box"
+    assert result.hostname == "192.0.2.1"
+    assert result.port == 2222
+    assert result.rtt_ms >= 0