add more test data

Author: bhirsz

tests/atest/transformers/AlignVariablesSection/expected/optional_equal_sign.robot

@@ -0,0 +1,10 @@
+*** Variables ***
+# some comment
+
+${VARIABLE 1}=                          10                                  # comment
+@{LIST}                                 a                                   b               c       d
+${LONGER_NAME_THAT_GOES_AND_GOES} =     longer value that goes and goes
+
+&{MULTILINE}                            a=b
+...                                     b=c
+...                                     d=1

tests/atest/transformers/AlignVariablesSection/source/optional_equal_sign.robot

@@ -0,0 +1,10 @@
+*** Variables ***
+# some comment
+
+${VARIABLE 1}=  10  # comment
+@{LIST}  a  b  c  d
+${LONGER_NAME_THAT_GOES_AND_GOES} =    longer value that goes and goes
+
+           &{MULTILINE}  a=b
+...  b=c
+...         d=1

tests/atest/transformers/test_transformers.py

@@ -292,4 +292,7 @@ class TestAlignVariablesSection:
     TRANSFORMER_NAME = 'AlignVariablesSection'
 
     def test_align_variables(self):
-        run_tidy_and_compare(self.TRANSFORMER_NAME, sources=['tests.robot'])
+        run_tidy_and_compare(self.TRANSFORMER_NAME, sources=['tests.robot'])
+
+    def test_align_with_optional_equal_signs(self):
+        run_tidy_and_compare(self.TRANSFORMER_NAME, sources=['optional_equal_sign.robot'])