[pgAdmin][RM4560] Allow RE-SQL test cases to be run for a module using --modules

diff --git a/web/pgadmin/utils/route.py b/web/pgadmin/utils/route.py
index 8629dbbd..6e99c7ed 100644
--- a/web/pgadmin/utils/route.py
+++ b/web/pgadmin/utils/route.py
@@ -65,7 +65,8 @@ class TestsGeneratorRegistry(ABCMeta):
         all_modules.append('regression.re_sql.tests.test_resql')
 
         # If specific modules are to be tested, exclude others
-        if len(for_modules) > 0:
+        # for modules are handled differently for resql
+        if not is_resql_only and len(for_modules) > 0:
             all_modules = [module_name
                            for module_name in all_modules
                            for fmod in for_modules
@@ -79,6 +80,7 @@ class TestsGeneratorRegistry(ABCMeta):
         # Check if only reverse engineered sql test cases to run
         # if yes then import only that module
         if is_resql_only:
+            BaseTestGenerator.setForModules(for_modules)
             try:
                 import_module('regression.re_sql.tests.test_resql')
             except ImportError:
@@ -147,3 +149,7 @@ class BaseTestGenerator(unittest.TestCase):
     @classmethod
     def setExcludePkgs(cls, exclude_pkgs):
         cls.exclude_pkgs = exclude_pkgs
+
+    @classmethod
+    def setForModules(cls, for_modules):
+        cls.for_modules = for_modules
diff --git a/web/regression/README b/web/regression/README
index fec091e2..abc929ae 100644
--- a/web/regression/README
+++ b/web/regression/README
@@ -151,6 +151,9 @@ Python Tests:
 - Execute only reverse engineered sql test framework for all nodes
      run 'python runtests.py --pkg resql'
 
+- Execute only reverse engineered sql test framework for some modules
+     run 'python runtests.py --pkg resql --modules sequences,functions'
+
 - Execute test framework for entire package
 
      Example 1) Run test framework for 'browser' package
diff --git a/web/regression/re_sql/tests/test_resql.py b/web/regression/re_sql/tests/test_resql.py
index ee777a6b..8d8fd381 100644
--- a/web/regression/re_sql/tests/test_resql.py
+++ b/web/regression/re_sql/tests/test_resql.py
@@ -22,7 +22,7 @@ from pgadmin.utils.versioned_template_loader import \
     get_version_mapping_directories
 
 
-def create_resql_module_list(all_modules, exclude_pkgs):
+def create_resql_module_list(all_modules, exclude_pkgs, for_modules):
     """
     This function is used to create the module list for reverse engineered
     SQL by iterating all the modules.
@@ -41,7 +41,13 @@ def create_resql_module_list(all_modules, exclude_pkgs):
             module_name_list = complete_module_name[0].split(".")
             module_name = module_name_list[len(module_name_list) - 1]
 
-            resql_module_list[module_name] = os.path.join(*module_name_list)
+            if len(for_modules) > 0:
+                if module_name in for_modules:
+                    resql_module_list[module_name] = \
+                        os.path.join(*module_name_list)
+            else:
+                resql_module_list[module_name] = \
+                    os.path.join(*module_name_list)
 
     return resql_module_list
 
@@ -87,7 +93,8 @@ class ReverseEngineeredSQLTestCases(BaseTestGenerator):
 
         resql_module_list = create_resql_module_list(
             BaseTestGenerator.re_sql_module_list,
-            BaseTestGenerator.exclude_pkgs)
+            BaseTestGenerator.exclude_pkgs,
+            getattr(BaseTestGenerator, 'for_modules', []))
 
         for module in resql_module_list:
             self.table_id = None
diff --git a/web/regression/runtests.py b/web/regression/runtests.py
index df94be3a..540eae65 100644
--- a/web/regression/runtests.py
+++ b/web/regression/runtests.py
@@ -253,9 +253,13 @@ def get_test_modules(arguments):
     if arguments['pkg'] is None or arguments['pkg'] == "all":
         TestsGeneratorRegistry.load_generators('pgadmin', exclude_pkgs)
     elif arguments['pkg'] is not None and arguments['pkg'] == "resql":
+        for_modules = []
+        if arguments['modules'] is not None:
+            for_modules = arguments['modules'].split(',')
+
         # Load the reverse engineering sql test module
         TestsGeneratorRegistry.load_generators('pgadmin', exclude_pkgs,
-                                               is_resql_only=True)
+                                               for_modules, is_resql_only=True)
     else:
         for_modules = []
         if arguments['modules'] is not None: