@Test
public void analyzingTwoArgumentLambdaWithDefaultValue() throws Exception {
class C {
void m() {
λ(n, s = "", null);
}
}
LambdaAnalyzer lambda = lambdaIn(C.class);
assertEquals(list("n", "s"), list(lambda.parameters.keySet()));
assertEquals(list(INT_TYPE, getType(String.class)), lambda.getParameterTypes());
assertFalse(lambda.parametersWithDefaultValue.contains("n"));
assertTrue(lambda.parametersWithDefaultValue.contains("s"));
assertTrue(lambda.parameterDefaultValueNeedsBoxing("n"));
assertFalse(lambda.parameterDefaultValueNeedsBoxing("s"));
}
@Test
public void analyzingLambdaCreatedFromPrimitiveLambdaThatHasDefaultValue() throws Exception {
class C {
void m() {
LambdaPrimitives.λ(d = 2, 0);
}
}
LambdaAnalyzer lambda = lambdaIn(C.class);
assertEquals(getType(Fn1DtoI.class), lambda.lambdaType);
assertEquals(list(DOUBLE_TYPE), list(lambda.sam.getArgumentTypes()));
assertEquals(list(DOUBLE_TYPE), lambda.getParameterTypes());
assertTrue(lambda.parametersWithDefaultValue.contains("d"));
assertTrue(lambda.parameterDefaultValueNeedsBoxing("d"));
}
@Test
public void analyzingOneArgumentLambdaWithDefaultValue() throws Exception {
class C {
void m() {
λ(n = 2, null);
}
}
LambdaAnalyzer lambda = lambdaIn(C.class);
assertTrue(lambda.locals.isEmpty());
assertTrue(lambda.getMutableLocals().isEmpty());
assertEquals(list("n"), list(lambda.parameters.keySet()));
assertEquals(list(INT_TYPE), lambda.getParameterTypes());
assertTrue(lambda.parametersWithDefaultValue.contains("n"));
assertTrue(lambda.parameterDefaultValueNeedsBoxing("n"));
}