Test exceptions thrown by the CSSPrimitiveValue APIs. Primitive values are currently immutable (see https://bugs.webkit.org/show_bug.cgi?id=31223) On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS left.getFloatValue(CSSPrimitiveValue.CSS_NUMBER) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_DIMENSION) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_PX) is 10 PASS left.setFloatValue(CSSPrimitiveValue.CSS_NUMBER, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_DIMENSION, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_PX, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_UNKNOWN, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_STRING, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.getFloatValue(CSSPrimitiveValue.CSS_UNKNOWN) threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getFloatValue(CSSPrimitiveValue.CSS_STRING) threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getStringValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getCounterValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getRectValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getRGBColorValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getFloatValue(CSSPrimitiveValue.CSS_NUMBER) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_DIMENSION) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_PX) is 10 PASS fontFamily.getStringValue() is "Times" PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_STRING, 'Hi there!') threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_ATTR, "G'day!") threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_UNKNOWN, 'Hi there!') threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_DIMENSION, "G'day!") threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_COUNTER, 'Hello, world!') threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS fontFamily.getFloatValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS fontFamily.getCounterValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS fontFamily.getRectValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS fontFamily.getRGBColorValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS fontFamily.getStringValue() is "Times" PASS left.getFloatValue(CSSPrimitiveValue.CSS_NUMBER) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_DIMENSION) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_PX) is 10 PASS left.setFloatValue(CSSPrimitiveValue.CSS_NUMBER, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_DIMENSION, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_PX, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_UNKNOWN, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.setFloatValue(CSSPrimitiveValue.CSS_STRING, 25) threw exception Error: NoModificationAllowedError: DOM Exception 7. PASS left.getFloatValue(CSSPrimitiveValue.CSS_UNKNOWN) threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getFloatValue(CSSPrimitiveValue.CSS_STRING) threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getStringValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getCounterValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getRectValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getRGBColorValue() threw exception Error: InvalidAccessError: DOM Exception 15. PASS left.getFloatValue(CSSPrimitiveValue.CSS_NUMBER) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_DIMENSION) is 10 PASS left.getFloatValue(CSSPrimitiveValue.CSS_PX) is 10 FAIL fontFamily.getStringValue() should be Times. Threw exception TypeError: undefined is not an object (evaluating 'fontFamily.getStringValue') PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_STRING, 'Hi there!') threw exception TypeError: undefined is not an object (evaluating 'fontFamily.setStringValue'). PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_ATTR, "G'day!") threw exception TypeError: undefined is not an object (evaluating 'fontFamily.setStringValue'). PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_UNKNOWN, 'Hi there!') threw exception TypeError: undefined is not an object (evaluating 'fontFamily.setStringValue'). PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_DIMENSION, "G'day!") threw exception TypeError: undefined is not an object (evaluating 'fontFamily.setStringValue'). PASS fontFamily.setStringValue(CSSPrimitiveValue.CSS_COUNTER, 'Hello, world!') threw exception TypeError: undefined is not an object (evaluating 'fontFamily.setStringValue'). PASS fontFamily.getFloatValue() threw exception TypeError: undefined is not an object (evaluating 'fontFamily.getFloatValue'). PASS fontFamily.getCounterValue() threw exception TypeError: undefined is not an object (evaluating 'fontFamily.getCounterValue'). PASS fontFamily.getRectValue() threw exception TypeError: undefined is not an object (evaluating 'fontFamily.getRectValue'). PASS fontFamily.getRGBColorValue() threw exception TypeError: undefined is not an object (evaluating 'fontFamily.getRGBColorValue'). FAIL fontFamily.getStringValue() should be Times. Threw exception TypeError: undefined is not an object (evaluating 'fontFamily.getStringValue') PASS successfullyParsed is true TEST COMPLETE