js/src/jit-test/tests/ctypes/incompatible-pointer.js


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load(libdir + 'asserts.js');

function test() {
  assertTypeErrorMessage(() => { ctypes.int32_t.ptr(0).isNull.call(1); },
                         "PointerType.prototype.isNull called on incompatible object, got the number 1");
  assertTypeErrorMessage(() => { ctypes.int32_t.ptr(0).isNull.call({}); },
                         "PointerType.prototype.isNull called on incompatible object, got the object ({})");
  assertTypeErrorMessage(() => { ctypes.int32_t.ptr(0).increment.call(1); },
                         "PointerType.prototype.increment called on incompatible object, got the number 1");
  assertTypeErrorMessage(() => { ctypes.int32_t.ptr(0).increment.call(ctypes.int32_t(0)); },
                         "PointerType.prototype.increment called on non-PointerType CData, got ctypes.int32_t(0)");
  assertTypeErrorMessage(() => { ctypes.int32_t.ptr(0).decrement.call(1); },
                         "PointerType.prototype.decrement called on incompatible object, got the number 1");
  assertTypeErrorMessage(() => { ctypes.int32_t.ptr(0).decrement.call(ctypes.int32_t(0)); },
                         "PointerType.prototype.decrement called on non-PointerType CData, got ctypes.int32_t(0)");
}

if (typeof ctypes === "object")
  test();