[DeviceProximityEvent_tests.html]
type: testharness
expected: TIMEOUT
[value of undefined resolves to NaN]
expected: FAIL
[ondeviceproximity exists]
expected: FAIL
[ondeviceproximity is set to function]
expected: FAIL
[treat object as null]
expected: FAIL
[treat object with non-callable call property as null]
expected: FAIL
[treat array as null]
expected: FAIL
[treat non-callable host object as null]
expected: FAIL
[test if device proximity event received]
expected: NOTRUN
[test if user proximity event received]
expected: NOTRUN