Examples with Attribute org.traccar.model.Attribute used on opensource projects

Example 6 with Attribute

use of org.traccar.model.Attribute in project traccar by traccar.

the class ComputedAttributesTest method testComputedAttributes.

@Test
public void testComputedAttributes() {
    Position position = new Position();
    ComputedAttributesHandler computedAttributesHandler = new ComputedAttributesHandler();
    Date date = new Date();
    position.setTime(date);
    position.setSpeed(42);
    position.setValid(false);
    position.set("adc1", 128);
    position.set("booleanFlag", true);
    position.set("adc2", 100);
    position.set("bitFlag", 7);
    position.set("event", 42);
    position.set("result", "success");
    Attribute attribute = new Attribute();
    attribute.setExpression("adc1");
    assertEquals(128, computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("!booleanFlag");
    assertEquals(false, computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("adc2 * 2 + 50");
    assertEquals(250, computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("(bitFlag & 4) != 0");
    assertEquals(true, computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("if (event == 42) \"lowBattery\"");
    assertEquals("lowBattery", computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("speed > 5 && valid");
    assertEquals(false, computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("fixTime");
    assertEquals(date, computedAttributesHandler.computeAttribute(attribute, position));
    attribute.setExpression("math:pow(adc1, 2)");
    assertEquals(16384.0, computedAttributesHandler.computeAttribute(attribute, position));
    // modification tests
    attribute.setExpression("adc1 = 256");
    computedAttributesHandler.computeAttribute(attribute, position);
    assertEquals(128, position.getInteger("adc1"));
    attribute.setExpression("result = \"fail\"");
    computedAttributesHandler.computeAttribute(attribute, position);
    assertEquals("success", position.getString("result"));
    attribute.setExpression("fixTime = \"2017-10-18 10:00:01\"");
    computedAttributesHandler.computeAttribute(attribute, position);
    assertEquals(date, position.getFixTime());
}