added test case for pyarrow Schema equals

Author: BryanCutler

python/pyarrow/tests/test_schema.py

@@ -69,3 +69,20 @@ def test_schema(self):
 foo: int32
 bar: string
 baz: list<item: int8>"""
+
+    def test_schema_equals(self):
+        fields = [
+            A.field('foo', A.int32()),
+            A.field('bar', A.string()),
+            A.field('baz', A.list_(A.int8()))
+        ]
+
+        sch1 = A.schema(fields)
+        print(dir(sch1))
+        sch2 = A.schema(fields)
+        assert sch1.equals(sch2)
+
+        del fields[-1]
+        sch3 = A.schema(fields)
+        assert not sch1.equals(sch3)
+