Agent: add mimikatz collector unit tests

monkey/tests/unit_tests/infection_monkey/credential_collectors/mimikatz_collector/test_mimikatz_collector.py

@@ -0,0 +1,56 @@
+from infection_monkey.credential_collectors import Credentials, NTHashes, Password, Username
+from infection_monkey.credential_collectors.mimikatz_collector.mimikatz_cred_collector import (
+    MimikatzCredentialCollector,
+)
+from infection_monkey.credential_collectors.mimikatz_collector.windows_credentials import (
+    WindowsCredentials,
+)
+
+
+def patch_pypykatz(win_creds: [WindowsCredentials], monkeypatch):
+    monkeypatch.setattr(
+        "infection_monkey.credential_collectors"
+        ".mimikatz_collector.pypykatz_handler.get_windows_creds",
+        lambda: win_creds,
+    )
+
+
+def test_empty_results(monkeypatch):
+    win_creds = [WindowsCredentials(username="", password="", ntlm_hash="", lm_hash="")]
+    patch_pypykatz(win_creds, monkeypatch)
+    expected = []
+    collected = MimikatzCredentialCollector().collect_credentials()
+    assert expected == collected
+
+    patch_pypykatz([], monkeypatch)
+    collected = MimikatzCredentialCollector().collect_credentials()
+    assert [] == collected
+
+
+def test_pypykatz_result_parsing(monkeypatch):
+    win_creds = [
+        WindowsCredentials(username="user", password="secret", ntlm_hash="", lm_hash=""),
+        WindowsCredentials(username="", password="", ntlm_hash="ntlm_hash", lm_hash="lm_hash"),
+        WindowsCredentials(username="user", password="secret", ntlm_hash="", lm_hash=""),
+        WindowsCredentials(
+            username="user2", password="secret2", ntlm_hash="ntlm_hash2", lm_hash="lm_hash2"
+        ),
+    ]
+    patch_pypykatz(win_creds, monkeypatch)
+
+    # Expected credentials
+    username = Username("user")
+    username2 = Username("user2")
+    password = Password("secret")
+    password2 = Password("secret2")
+    hash = NTHashes(ntlm_hash="ntlm_hash", lm_hash="lm_hash")
+    hash2 = NTHashes(ntlm_hash="ntlm_hash2", lm_hash="lm_hash2")
+
+    expected = [
+        Credentials(identities=[username], secrets=[password]),
+        Credentials(identities=[], secrets=[hash]),
+        Credentials(identities=[username], secrets=[password]),
+        Credentials(identities=[username2], secrets=[password2, hash2]),
+    ]
+    collected = MimikatzCredentialCollector().collect_credentials()
+    assert expected == collected