public void testDouble() {
final MyProperties props = new MyProperties();
// Default value.
Assert.assertEquals(-3.14, props.doubleProp.get());
Assert.assertEquals(.789, props.doubleProp.get(.789));
double prev = props.doubleProp.set(.8);
Assert.assertEquals(.8, props.doubleProp.get());
Assert.assertEquals(-3.14, prev);
prev = props.doubleProp.set(.0);
Assert.assertEquals(.8, prev);
}
public void testInt() {
final MyProperties props = new MyProperties();
// Default value.
Assert.assertEquals(5, props.intProp.get());
Assert.assertEquals(789, props.intProp.get(789));
int prev = props.intProp.set(8);
Assert.assertEquals(8, props.intProp.get());
Assert.assertEquals(5, prev);
prev = props.intProp.set(0);
Assert.assertEquals(8, prev);
}
public void testBooleanNoDefault() {
final MyProperties props = new MyProperties();
// As above, on property with no default value.
Assert.assertEquals(false, props.booleanPropNoDefault.get());
Assert.assertEquals(true, props.booleanPropNoDefault.get(true));
Assert.assertEquals(false, props.booleanPropNoDefault.get(false));
boolean prev = props.booleanPropNoDefault.set(true);
Assert.assertEquals(false, prev);
Assert.assertEquals(true, props.booleanPropNoDefault.get());
Assert.assertEquals(true, props.booleanPropNoDefault.get(false));
// Second time set returns the previous value.
prev = props.booleanPropNoDefault.set(false);
Assert.assertEquals(true, prev);
// Setting null is not OK.
try {
props.booleanPropNoDefault.setString(null);
fail("expected NPE");
} catch (NullPointerException e) {
// ok
}
}
public void testString() {
final MyProperties props = new MyProperties();
// Default value.
Assert.assertEquals("foo", props.stringProp.get());
Assert.assertEquals("xxxxx", props.stringProp.get("xxxxx"));
// First time set returns the default value.
String prev = props.stringProp.set("bar");
Assert.assertEquals("bar", props.stringProp.get());
Assert.assertEquals("foo", prev);
// Second time set returns the previous value.
prev = props.stringProp.set("baz");
Assert.assertEquals("bar", prev);
// Setting null is not OK.
try {
prev = props.stringProp.set(null);
fail("expected NPE");
} catch (NullPointerException e) {
// ok
}
}
public void testTrigger() {
final MyProperties props = new MyProperties();
final int[] ints = {0};
final Trigger trigger =
new Trigger() {
public boolean isPersistent() {
return false;
}
public int phase() {
return 0;
}
public void execute(Property property, String value) throws VetoRT {
int intValue = Integer.parseInt(value);
if (intValue > 10) {
ints[0] = intValue;
}
if (intValue > 100) {
throw new VetoRT("too big");
}
}
};
props.intProp.addTrigger(trigger);
props.intProp.set(5);
assertEquals(0, ints[0]); // unchanged
props.intProp.set(15);
assertEquals(15, ints[0]); // changed by trigger
try {
props.intProp.set(120);
fail("expecting exception");
} catch (Trigger.VetoRT e) {
assertEquals("too big", e.getMessage());
}
Assert.assertEquals(15, props.intProp.get()); // change was rolled back
}
public void testIntNoDefault() {
final MyProperties props = new MyProperties();
// As above, on property with no default value.
Assert.assertEquals(0, props.intPropNoDefault.get());
Assert.assertEquals(17, props.intPropNoDefault.get(17));
int prev = props.intPropNoDefault.set(-56);
Assert.assertEquals(0, prev);
Assert.assertEquals(-56, props.intPropNoDefault.get());
Assert.assertEquals(-56, props.intPropNoDefault.get(17));
// Second time set returns the previous value.
prev = props.intPropNoDefault.set(12345);
Assert.assertEquals(-56, prev);
// Setting null is not OK.
try {
props.intPropNoDefault.setString(null);
fail("expected NPE");
} catch (NullPointerException e) {
// ok
}
}
public void testStringNoDefault() {
final MyProperties props = new MyProperties();
// As above, on property with no default value.
Assert.assertEquals(null, props.stringPropNoDefault.get());
Assert.assertEquals("xx", props.stringPropNoDefault.get("xx"));
String prev = props.stringPropNoDefault.set("paul");
Assert.assertEquals(null, prev);
Assert.assertEquals("paul", props.stringPropNoDefault.get());
Assert.assertEquals("paul", props.stringPropNoDefault.get("xx"));
// Second time set returns the previous value.
prev = props.stringPropNoDefault.set("ringo");
Assert.assertEquals("paul", prev);
// Setting null is not OK.
try {
prev = props.stringPropNoDefault.set(null);
fail("expected NPE");
} catch (NullPointerException e) {
// ok
}
}
public void testBoolean() {
final MyProperties props = new MyProperties();
// Default value.
Assert.assertEquals(true, props.booleanProp.get());
Assert.assertEquals(false, props.booleanProp.get(false));
// First time set returns the default value.
boolean prev = props.booleanProp.set(false);
Assert.assertEquals(false, props.booleanProp.get());
Assert.assertEquals(true, prev);
// Second time set returns the previous value.
prev = props.booleanProp.set(true);
Assert.assertEquals(false, prev);
// Various values all mean true.
String prevString = props.booleanProp.setString("1");
Assert.assertEquals(true, props.booleanProp.get());
prevString = props.booleanProp.setString("true");
Assert.assertEquals(true, props.booleanProp.get());
prevString = props.booleanProp.setString("TRUE");
Assert.assertEquals(true, props.booleanProp.get());
prevString = props.booleanProp.setString("yes");
Assert.assertEquals(true, props.booleanProp.get());
prevString = props.booleanProp.setString("Yes");
Assert.assertEquals(true, props.booleanProp.get());
// Leading and trailing spaces are ignored.
prevString = props.booleanProp.setString(" yes ");
Assert.assertEquals(true, props.booleanProp.get());
prevString = props.booleanProp.setString("false ");
Assert.assertEquals(false, props.booleanProp.get());
prevString = props.booleanProp.setString("true ");
Assert.assertEquals(true, props.booleanProp.get());
// All other values mean false.
prevString = props.booleanProp.setString("");
Assert.assertEquals(false, props.booleanProp.get());
prevString = props.booleanProp.setString("no");
Assert.assertEquals(false, props.booleanProp.get());
prevString = props.booleanProp.setString("wombat");
Assert.assertEquals(false, props.booleanProp.get());
prevString = props.booleanProp.setString("0");
Assert.assertEquals(false, props.booleanProp.get());
prevString = props.booleanProp.setString("false");
Assert.assertEquals(false, props.booleanProp.get());
// Setting null is not OK.
try {
props.booleanProp.setString(null);
fail("expected NPE");
} catch (NullPointerException e) {
// ok
}
}