added test

application/src/main/java/org/thingsboard/server/service/cf/ctx/state/SimpleCalculatedFieldState.java

@@ -61,7 +61,8 @@ public class SimpleCalculatedFieldState extends BaseCalculatedFieldState {
                 double value = switch (kvEntry.getDataType()) {
                     case LONG -> kvEntry.getLongValue().map(Long::doubleValue).orElseThrow();
                     case DOUBLE -> kvEntry.getDoubleValue().orElseThrow();
-                    case BOOLEAN, STRING, JSON -> Double.parseDouble(kvEntry.getValueAsString());
+                    case BOOLEAN -> kvEntry.getBooleanValue().map(b -> b ? 1.0 : 0.0).orElseThrow();
+                    case STRING, JSON -> Double.parseDouble(kvEntry.getValueAsString());
                 };
                 expr.setVariable(entry.getKey(), value);
             } catch (NumberFormatException e) {

application/src/test/java/org/thingsboard/server/service/cf/ctx/state/SimpleCalculatedFieldStateTest.java

@@ -34,6 +34,7 @@ import org.thingsboard.server.common.data.cf.configuration.SimpleCalculatedField
 import org.thingsboard.server.common.data.id.AssetId;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.kv.BooleanDataEntry;
 import org.thingsboard.server.common.data.kv.DoubleDataEntry;
 import org.thingsboard.server.common.data.kv.LongDataEntry;
 import org.thingsboard.server.common.data.kv.StringDataEntry;
@@ -143,7 +144,7 @@ public class SimpleCalculatedFieldStateTest {
     }
 
     @Test
-    void testPerformCalculationWhenPassedNotNumber() {
+    void testPerformCalculationWhenPassedString() {
         state.arguments = new HashMap<>(Map.of(
                 "key1", key1ArgEntry,
                 "key2", new SingleValueArgumentEntry(System.currentTimeMillis() - 9, new StringDataEntry("key2", "string"), 124L),
@@ -155,6 +156,23 @@ public class SimpleCalculatedFieldStateTest {
                 .hasMessage("Argument 'key2' is not a number.");
     }
 
+    @Test
+    void testPerformCalculationWhenPassedBoolean() throws ExecutionException, InterruptedException {
+        state.arguments = new HashMap<>(Map.of(
+                "key1", key1ArgEntry,
+                "key2", new SingleValueArgumentEntry(System.currentTimeMillis() - 9, new BooleanDataEntry("key2", true), 124L),// true is parsed as 1
+                "key3", key3ArgEntry
+        ));
+
+        CalculatedFieldResult result = state.performCalculation(ctx).get();
+
+        assertThat(result).isNotNull();
+        Output output = getCalculatedFieldConfig().getOutput();
+        assertThat(result.getType()).isEqualTo(output.getType());
+        assertThat(result.getScope()).isEqualTo(output.getScope());
+        assertThat(result.getResult()).isEqualTo(JacksonUtil.valueToTree(Map.of("output", 35)));
+    }
+
     @Test
     void testPerformCalculationWhenDecimalsByDefault() throws ExecutionException, InterruptedException {
         state.arguments = new HashMap<>(Map.of(