Add unit tests

Author: ashtanko

coverage/lcov.info

@@ -14,12 +14,12 @@ end_of_record
 SF:lib/src/bool.dart
 DA:12,2
 DA:24,1
-DA:37,0
-DA:38,0
-DA:50,0
-DA:51,0
+DA:37,1
+DA:38,2
+DA:50,1
+DA:51,2
 LF:6
-LH:2
+LH:6
 end_of_record
 SF:lib/src/condition.dart
 DA:26,1

test/bool_test.dart

@@ -38,6 +38,54 @@ void main() {
       expect(list.notNullOrFalse, [true, false, true]);
     });
   });
+
+  group('NullableBoolExtension ifTrue and ifFalse tests', () {
+    test('ifTrue executes action when boolean is true', () {
+      bool actionExecuted = false;
+      // ignore: unnecessary_nullable_for_final_variable_declarations
+      const bool? nullableBool = true;
+      nullableBool.ifTrue(() => actionExecuted = true);
+      expect(actionExecuted, isTrue);
+    });
+
+    test('ifTrue does not execute action when boolean is false', () {
+      bool actionExecuted = false;
+      // ignore: unnecessary_nullable_for_final_variable_declarations
+      const bool? nullableBool = false;
+      nullableBool.ifTrue(() => actionExecuted = true);
+      expect(actionExecuted, isFalse);
+    });
+
+    test('ifTrue does not execute action when boolean is null', () {
+      bool actionExecuted = false;
+      const bool? nullableBool = null;
+      nullableBool.ifTrue(() => actionExecuted = true);
+      expect(actionExecuted, isFalse);
+    });
+
+    test('ifFalse executes action when boolean is false', () {
+      bool actionExecuted = false;
+      // ignore: unnecessary_nullable_for_final_variable_declarations
+      const bool? nullableBool = false;
+      nullableBool.ifFalse(() => actionExecuted = true);
+      expect(actionExecuted, isTrue);
+    });
+
+    test('ifFalse does not execute action when boolean is true', () {
+      bool actionExecuted = false;
+      // ignore: unnecessary_nullable_for_final_variable_declarations
+      const bool? nullableBool = true;
+      nullableBool.ifFalse(() => actionExecuted = true);
+      expect(actionExecuted, isFalse);
+    });
+
+    test('ifFalse does not execute action when boolean is null', () {
+      bool actionExecuted = false;
+      const bool? nullableBool = null;
+      nullableBool.ifFalse(() => actionExecuted = true);
+      expect(actionExecuted, isFalse);
+    });
+  });
 }
 
 /// Client code example