feat: support bool type variable frontend (#24437)

Co-authored-by: QuantumGhost <obelisk.reg+git@gmail.com>

test_boolean_conditions.py

@@ -0,0 +1,118 @@
+#!/usr/bin/env python3
+"""
+Simple test script to verify boolean condition support in IfElseNode
+"""
+
+import sys
+import os
+
+# Add the api directory to the Python path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "api"))
+
+from core.workflow.utils.condition.processor import (
+    ConditionProcessor,
+    _evaluate_condition,
+)
+
+
+def test_boolean_conditions():
+    """Test boolean condition evaluation"""
+    print("Testing boolean condition support...")
+
+    # Test boolean "is" operator
+    result = _evaluate_condition(value=True, operator="is", expected="true")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is' with True value passed")
+
+    result = _evaluate_condition(value=False, operator="is", expected="false")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is' with False value passed")
+
+    # Test boolean "is not" operator
+    result = _evaluate_condition(value=True, operator="is not", expected="false")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is not' with True value passed")
+
+    result = _evaluate_condition(value=False, operator="is not", expected="true")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'is not' with False value passed")
+
+    # Test boolean "=" operator
+    result = _evaluate_condition(value=True, operator="=", expected="1")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '=' with True=1 passed")
+
+    result = _evaluate_condition(value=False, operator="=", expected="0")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '=' with False=0 passed")
+
+    # Test boolean "≠" operator
+    result = _evaluate_condition(value=True, operator="≠", expected="0")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '≠' with True≠0 passed")
+
+    result = _evaluate_condition(value=False, operator="≠", expected="1")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean '≠' with False≠1 passed")
+
+    # Test boolean "in" operator
+    result = _evaluate_condition(value=True, operator="in", expected=["true", "false"])
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'in' with True in array passed")
+
+    result = _evaluate_condition(value=False, operator="in", expected=["true", "false"])
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'in' with False in array passed")
+
+    # Test boolean "not in" operator
+    result = _evaluate_condition(value=True, operator="not in", expected=["false", "0"])
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'not in' with True not in [false, 0] passed")
+
+    # Test boolean "null" and "not null" operators
+    result = _evaluate_condition(value=True, operator="not null", expected=None)
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'not null' with True passed")
+
+    result = _evaluate_condition(value=False, operator="not null", expected=None)
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Boolean 'not null' with False passed")
+
+    print("\n🎉 All boolean condition tests passed!")
+
+
+def test_backward_compatibility():
+    """Test that existing string and number conditions still work"""
+    print("\nTesting backward compatibility...")
+
+    # Test string conditions
+    result = _evaluate_condition(value="hello", operator="is", expected="hello")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ String 'is' condition still works")
+
+    result = _evaluate_condition(value="hello", operator="contains", expected="ell")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ String 'contains' condition still works")
+
+    # Test number conditions
+    result = _evaluate_condition(value=42, operator="=", expected="42")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Number '=' condition still works")
+
+    result = _evaluate_condition(value=42, operator=">", expected="40")
+    assert result == True, f"Expected True, got {result}"
+    print("✓ Number '>' condition still works")
+
+    print("✓ Backward compatibility maintained!")
+
+
+if __name__ == "__main__":
+    try:
+        test_boolean_conditions()
+        test_backward_compatibility()
+        print(
+            "\n✅ All tests passed! Boolean support has been successfully added to IfElseNode."
+        )
+    except Exception as e:
+        print(f"\n❌ Test failed: {e}")
+        sys.exit(1)