libpq: Error message improvement

src/interfaces/libpq/fe-auth.c

@@ -909,7 +909,7 @@ check_expected_areq(AuthRequest areq, PGconn *conn)
 		if (!reason)
 			reason = auth_method_description(areq);
 
-		libpq_append_conn_error(conn, "auth method \"%s\" requirement failed: %s",
+		libpq_append_conn_error(conn, "authentication method requirement \"%s\" failed: %s",
 								conn->require_auth, reason);
 		return result;
 	}

src/test/authentication/t/001_password.pl

@@ -168,37 +168,37 @@ $node->connect_fails(
 	"user=scram_role require_auth=gss",
 	"GSS authentication required, fails with trust auth",
 	expected_stderr =>
-	  qr/auth method "gss" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "gss" failed: server did not complete authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=sspi",
 	"SSPI authentication required, fails with trust auth",
 	expected_stderr =>
-	  qr/auth method "sspi" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "sspi" failed: server did not complete authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=password",
 	"password authentication required, fails with trust auth",
 	expected_stderr =>
-	  qr/auth method "password" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "password" failed: server did not complete authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=md5",
 	"MD5 authentication required, fails with trust auth",
 	expected_stderr =>
-	  qr/auth method "md5" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "md5" failed: server did not complete authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=scram-sha-256",
 	"SCRAM authentication required, fails with trust auth",
 	expected_stderr =>
-	  qr/auth method "scram-sha-256" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "scram-sha-256" failed: server did not complete authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=password,scram-sha-256",
 	"password and SCRAM authentication required, fails with trust auth",
 	expected_stderr =>
-	  qr/auth method "password,scram-sha-256" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "password,scram-sha-256" failed: server did not complete authentication/
 );
 
 # These negative patterns of require_auth should succeed.
@@ -289,19 +289,19 @@ $node->connect_fails(
 	"user=scram_role require_auth=md5",
 	"md5 authentication required, fails with password auth",
 	expected_stderr =>
-	  qr/auth method "md5" requirement failed: server requested a cleartext password/
+	  qr/authentication method requirement "md5" failed: server requested a cleartext password/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=scram-sha-256",
 	"SCRAM authentication required, fails with password auth",
 	expected_stderr =>
-	  qr/auth method "scram-sha-256" requirement failed: server requested a cleartext password/
+	  qr/authentication method requirement "scram-sha-256" failed: server requested a cleartext password/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=none",
 	"all authentication forbidden, fails with password auth",
 	expected_stderr =>
-	  qr/auth method "none" requirement failed: server requested a cleartext password/
+	  qr/authentication method requirement "none" failed: server requested a cleartext password/
 );
 
 # Disallowing password authentication fails, even if requested by server.
@@ -313,7 +313,7 @@ $node->connect_fails(
 	"user=scram_role require_auth=!password,!md5,!scram-sha-256",
 	"multiple authentication types forbidden, fails with password auth",
 	expected_stderr =>
-	  qr/ method "!password,!md5,!scram-sha-256" requirement failed: server requested a cleartext password/
+	  qr/ method requirement "!password,!md5,!scram-sha-256" failed: server requested a cleartext password/
 );
 
 # For "scram-sha-256" method, user "scram_role" should be able to connect.
@@ -352,19 +352,19 @@ $node->connect_fails(
 	"user=scram_role require_auth=password",
 	"password authentication required, fails with SCRAM auth",
 	expected_stderr =>
-	  qr/auth method "password" requirement failed: server requested SASL authentication/
+	  qr/authentication method requirement "password" failed: server requested SASL authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=md5",
 	"md5 authentication required, fails with SCRAM auth",
 	expected_stderr =>
-	  qr/auth method "md5" requirement failed: server requested SASL authentication/
+	  qr/authentication method requirement "md5" failed: server requested SASL authentication/
 );
 $node->connect_fails(
 	"user=scram_role require_auth=none",
 	"all authentication forbidden, fails with SCRAM auth",
 	expected_stderr =>
-	  qr/auth method "none" requirement failed: server requested SASL authentication/
+	  qr/authentication method requirement "none" failed: server requested SASL authentication/
 );
 
 # Authentication fails if SCRAM authentication is forbidden.
@@ -407,19 +407,19 @@ $node->connect_fails(
 	"user=md5_role require_auth=password",
 	"password authentication required, fails with MD5 auth",
 	expected_stderr =>
-	  qr/auth method "password" requirement failed: server requested a hashed password/
+	  qr/authentication method requirement "password" failed: server requested a hashed password/
 );
 $node->connect_fails(
 	"user=md5_role require_auth=scram-sha-256",
 	"SCRAM authentication required, fails with MD5 auth",
 	expected_stderr =>
-	  qr/auth method "scram-sha-256" requirement failed: server requested a hashed password/
+	  qr/authentication method requirement "scram-sha-256" failed: server requested a hashed password/
 );
 $node->connect_fails(
 	"user=md5_role require_auth=none",
 	"all authentication types forbidden, fails with MD5 auth",
 	expected_stderr =>
-	  qr/auth method "none" requirement failed: server requested a hashed password/
+	  qr/authentication method requirement "none" failed: server requested a hashed password/
 );
 
 # Authentication fails if MD5 is forbidden.
@@ -427,13 +427,13 @@ $node->connect_fails(
 	"user=md5_role require_auth=!md5",
 	"password authentication forbidden, fails with MD5 auth",
 	expected_stderr =>
-	  qr/auth method "!md5" requirement failed: server requested a hashed password/
+	  qr/authentication method requirement "!md5" failed: server requested a hashed password/
 );
 $node->connect_fails(
 	"user=md5_role require_auth=!password,!md5,!scram-sha-256",
 	"multiple authentication types forbidden, fails with MD5 auth",
 	expected_stderr =>
-	  qr/auth method "!password,!md5,!scram-sha-256" requirement failed: server requested a hashed password/
+	  qr/authentication method requirement "!password,!md5,!scram-sha-256" failed: server requested a hashed password/
 );
 
 # Test SYSTEM_USER <> NULL with parallel workers.

src/test/authentication/t/005_sspi.pl

@@ -29,13 +29,13 @@ $node->connect_fails(
 	"require_auth=!sspi",
 	"SSPI authentication forbidden, fails with SSPI auth",
 	expected_stderr =>
-	  qr/auth method "!sspi" requirement failed: server requested SSPI authentication/
+	  qr/authentication method requirement "!sspi" failed: server requested SSPI authentication/
 );
 $node->connect_fails(
 	"require_auth=scram-sha-256",
 	"SCRAM authentication required, fails with SSPI auth",
 	expected_stderr =>
-	  qr/auth method "scram-sha-256" requirement failed: server requested SSPI authentication/
+	  qr/authentication method requirement "scram-sha-256" failed: server requested SSPI authentication/
 );
 
 done_testing();

src/test/kerberos/t/001_auth.pl

@@ -425,14 +425,14 @@ $node->connect_fails(
 	  . " user=test1 host=$host hostaddr=$hostaddr gssencmode=disable require_auth=sspi",
 	"SSPI authentication requested, fails with non-encrypted GSS",
 	expected_stderr =>
-	  qr/auth method "sspi" requirement failed: server requested GSSAPI authentication/
+	  qr/authentication method requirement "sspi" failed: server requested GSSAPI authentication/
 );
 $node->connect_fails(
 	$node->connstr('postgres')
 	  . " user=test1 host=$host hostaddr=$hostaddr gssencmode=require require_auth=sspi",
 	"SSPI authentication requested, fails with encrypted GSS",
 	expected_stderr =>
-	  qr/auth method "sspi" requirement failed: server did not complete authentication/
+	  qr/authentication method requirement "sspi" failed: server did not complete authentication/
 );
 
 # Test that SYSTEM_USER works.