This is a testharness.js-based test. PASS Can construct a readable stream with a valid CountQueuingStrategy PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 0) PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 1) FAIL Correctly governs a ReadableStreamController's desiredSize property (HWM = 4) assert_not_equals: got disallowed value undefined PASS Untitled PASS Can construct a readable stream with a valid CountQueuingStrategy PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 0) PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 1) FAIL Correctly governs a ReadableStreamController's desiredSize property (HWM = 4) assert_not_equals: got disallowed value undefined PASS Can construct a readable stream with a valid CountQueuingStrategy PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 0) PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 1) FAIL Correctly governs a ReadableStreamController's desiredSize property (HWM = 4) assert_not_equals: got disallowed value undefined PASS Can construct a readable stream with a valid CountQueuingStrategy PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 0) PASS Correctly governs a ReadableStreamController's desiredSize property (HWM = 1) FAIL Correctly governs a ReadableStreamController's desiredSize property (HWM = 4) assert_not_equals: got disallowed value undefined FAIL Correctly governs a ReadableStreamController's desiredSize property (HWM = 4) assert_not_equals: got disallowed value undefined Harness: the test ran to completion.