TEST: Add test for issue #2032

Author: ubaidsk

integration_tests/CMakeLists.txt

@@ -483,6 +483,7 @@ RUN(NAME test_import_03      LABELS cpython llvm c)
 RUN(NAME test_import_04      IMPORT_PATH ..
         LABELS cpython llvm c)
 RUN(NAME test_import_05      LABELS cpython llvm c wasm wasm_x86 wasm_x64)
+RUN(NAME test_import_06      LABELS cpython llvm)
 RUN(NAME test_math           LABELS cpython llvm NOFAST)
 RUN(NAME test_numpy_01       LABELS cpython llvm c)
 RUN(NAME test_numpy_02       LABELS cpython llvm c)

integration_tests/test_import_06.py

@@ -0,0 +1,8 @@
+from test_import_06_mod1 import StringIO
+from test_import_06_mod2 import stringio_test
+
+if __name__ == '__main__':
+    integer_asr : str = '(Integer 4 [])'
+    fd   : StringIO = StringIO(integer_asr)
+    stringio_test(fd, integer_asr)
+    print("Ok")

integration_tests/test_import_06_mod1.py

@@ -0,0 +1,5 @@
+from lpython import dataclass
+
+@dataclass
+class StringIO:
+    a: str

integration_tests/test_import_06_mod2.py

@@ -0,0 +1,4 @@
+from test_import_06_mod1 import StringIO
+
+def stringio_test(fd: StringIO, integer_asr: str):
+    assert fd.a == integer_asr