Test: housekeeping: added assertion error messages

Added assertion error messages on failures.

Signed-off-by: Madhuri Upadhye <[email protected]>

src/tests/system/tests/test_sss_ssh_knownhosts.py

@@ -54,10 +54,10 @@ def test_sss_ssh_knownhosts__by_name(client: Client, ipa: IPA, public_keys: list
     client.sssd.start()
 
     result = client.sss_ssh_knownhosts(hostname)
-    assert result.rc == 0
-    assert len(public_keys) == len(result.stdout_lines)
+    assert result.rc == 0, "Did not get OpenSSH known hosts public keys"
+    assert len(public_keys) == len(result.stdout_lines), "Did not get expected number of public keys"
     for key in public_keys:
-        assert f"{hostname} {key}" in result.stdout_lines
+        assert f"{hostname} {key}" in result.stdout_lines, "Did not get expected public keys"
 
 
 @pytest.mark.ticket(gh=5518)
@@ -86,10 +86,10 @@ def test_sss_ssh_knownhosts__by_shortname(client: Client, ipa: IPA, public_keys:
     client.sssd.start()
 
     result = client.sss_ssh_knownhosts("ssh")
-    assert result.rc == 0
-    assert len(public_keys) == len(result.stdout_lines)
+    assert result.rc == 0, "Did not get OpenSSH known hosts public keys"
+    assert len(public_keys) == len(result.stdout_lines), "Did not get expected number of public keys"
     for key in public_keys:
-        assert f"ssh {key}" in result.stdout_lines
+        assert f"{hostname} {key}" in result.stdout_lines, "Did not get expected public keys"
 
 
 @pytest.mark.ticket(gh=5518)
@@ -116,7 +116,7 @@ def test_sss_ssh_knownhosts__by_ip(client: Client, ipa: IPA, public_keys: list[s
     client.sssd.start()
 
     result = client.sss_ssh_knownhosts(ip)
-    assert result.rc == 0
-    assert len(public_keys) == len(result.stdout_lines)
+    assert result.rc == 0, "Did not get OpenSSH known hosts public keys"
+    assert len(public_keys) == len(result.stdout_lines), "Did not get expected number of public keys"
     for key in public_keys:
-        assert f"{ip} {key}" in result.stdout_lines
+        assert f"{hostname} {key}" in result.stdout_lines, "Did not get expected public keys"