Fix multiple output of the same error in one more place in TestScript

h2/src/test/org/h2/test/scripts/TestScript.java

@@ -261,7 +261,6 @@ public class TestScript extends TestBase {
                 write(sql);
             } else if (sql.startsWith(">")) {
                 addWriteResultError("<command>", sql);
-                TestBase.logErrorMessage(errors.toString());
             } else if (sql.endsWith(";")) {
                 write(sql);
                 buff.append(sql, 0, sql.length() - 1);
@@ -527,7 +526,6 @@ public class TestScript extends TestBase {
                 if (ex != null) {
                     TestBase.logError("script", ex);
                 }
-                TestBase.logErrorMessage(errors.toString());
                 if (failFast) {
                     conn.close();
                     System.exit(1);
@@ -535,17 +533,18 @@ public class TestScript extends TestBase {
             }
         } else {
             addWriteResultError("<nothing>", s);
-            TestBase.logErrorMessage(errors.toString());
             putBack = compare;
         }
         write(s);
     }
 
     private void addWriteResultError(String expected, String got) {
+        int idx = errors.length();
         errors.append(fileName).append('\n');
         errors.append("line: ").append(in.getLineNumber()).append('\n');
         errors.append("exp: ").append(expected).append('\n');
         errors.append("got: ").append(got).append('\n');
+        TestBase.logErrorMessage(errors.substring(idx));
     }
 
     private void write(String s) {