diff --git a/test/unit/app/tools/test_populate_state.py b/test/unit/app/tools/test_populate_state.py
index 04d9df3b26cf..49f2161eefbf 100644
--- a/test/unit/app/tools/test_populate_state.py
+++ b/test/unit/app/tools/test_populate_state.py
@@ -1,7 +1,6 @@
-from galaxy.util import XML
-from galaxy.util.bunch import Bunch
 from galaxy.app_unittest_utils.galaxy_mock import MockTrans
 from galaxy.app_unittest_utils.tools_support import UsesTools
+from galaxy.tool_util.unittest_utils import functional_test_tool_path
 from galaxy.tools.parameters import populate_state
 from galaxy.tools.parameters.basic import (
     BooleanToolParameter,
@@ -11,45 +10,62 @@
     Conditional,
     Repeat,
 )
-from galaxy.tool_util.unittest_utils import functional_test_tool_path
+from galaxy.util import XML
+from galaxy.util.bunch import Bunch
 from galaxy.util.unittest import TestCase
 
-
 trans = Bunch(workflow_building_mode=False)
 
 
 def test_populate_state():
-    
+
     a = TextToolParameter(None, XML('<param name="a"/>'))
-    b = Repeat('b')
+    b = Repeat("b")
     b.min = 0
     b.max = 1
     c = TextToolParameter(None, XML('<param name="c"/>'))
-    d = Repeat('d')
+    d = Repeat("d")
     d.min = 0
     d.max = 1
     e = TextToolParameter(None, XML('<param name="e"/>'))
-    f = Conditional('f')
+    f = Conditional("f")
     g = BooleanToolParameter(None, XML('<param name="g"/>'))
     h = TextToolParameter(None, XML('<param name="h"/>'))
     i = TextToolParameter(None, XML('<param name="i"/>'))
-    b.inputs = dict([('c', c), ('d', d)])
-    d.inputs = dict([('e', e), ('f', f)])
+    b.inputs = dict([("c", c), ("d", d)])
+    d.inputs = dict([("e", e), ("f", f)])
     f.test_param = g
-    f.cases = [Bunch(value='true', inputs= { 'h': h }), Bunch(value='false', inputs= { 'i': i })]
-    inputs = dict([('a',a),('b',b)])
-    flat = dict([('a', 1), ('b_0|c', 2), ('b_0|d_0|e', 3), ('b_0|d_0|f|h', 4), ('b_0|d_0|f|g', True)])
+    f.cases = [Bunch(value="true", inputs={"h": h}), Bunch(value="false", inputs={"i": i})]
+    inputs = dict([("a", a), ("b", b)])
+    flat = dict([("a", 1), ("b_0|c", 2), ("b_0|d_0|e", 3), ("b_0|d_0|f|h", 4), ("b_0|d_0|f|g", True)])
     state = {}
     populate_state(trans, inputs, flat, state, check=False)
-    assert state['a'] == 1
-    assert state['b'][0]['c'] == 2
-    assert state['b'][0]['d'][0]['e'] == 3
-    assert state['b'][0]['d'][0]['f']['h'] == 4
+    assert state["a"] == 1
+    assert state["b"][0]["c"] == 2
+    assert state["b"][0]["d"][0]["e"] == 3
+    assert state["b"][0]["d"][0]["f"]["h"] == 4
     # now test with input_format='21.01'
-    nested = {'a': 1, 'b': [{'c': 2, 'd': [{'e': 3, 'f': {'h': 4, 'g': True}}]}]}
+    nested = {"a": 1, "b": [{"c": 2, "d": [{"e": 3, "f": {"h": 4, "g": True}}]}]}
     state_new = {}
-    populate_state(trans, inputs, nested, state_new, check=False, input_format='21.01')
-    assert state_new['a'] == 1
-    assert state_new['b'][0]['c'] == 2
-    assert state_new['b'][0]['d'][0]['e'] == 3
-    assert state_new['b'][0]['d'][0]['f']['h'] == 4
+    populate_state(trans, inputs, nested, state_new, check=False, input_format="21.01")
+    assert state_new["a"] == 1
+    assert state_new["b"][0]["c"] == 2
+    assert state_new["b"][0]["d"][0]["e"] == 3
+    assert state_new["b"][0]["d"][0]["f"]["h"] == 4
+
+
+class TestMetadata(TestCase, UsesTools):
+    def setUp(self):
+        super().setUp()
+        self.setup_app()
+        self.trans = MockTrans(app=self.app)
+
+    def test_boolean_validation(self):
+        source_file_name = functional_test_tool_path("parameters/gx_data_column.xml")
+        tool = self._init_tool_for_path(source_file_name)
+        incoming = {"ref_parameter": {"src": "hda", "id": 89}, "parameter": "m89"}
+        state_new = {}
+        errors = {}
+        populate_state(self.trans, tool.inputs, incoming, state_new, errors=errors, check=True, input_format="21.01")
+        print(state_new)
+        assert False