
PASS idl_test setup 
PASS idl_test validation 
PASS TextDecoder includes TextDecoderCommon: member names are unique 
PASS TextEncoder includes TextEncoderCommon: member names are unique 
PASS TextDecoderStream includes TextDecoderCommon: member names are unique 
PASS TextDecoderStream includes GenericTransformStream: member names are unique 
PASS TextEncoderStream includes TextEncoderCommon: member names are unique 
PASS TextEncoderStream includes GenericTransformStream: member names are unique 
PASS TextDecoder interface: existence and properties of interface object 
PASS TextDecoder interface object length 
PASS TextDecoder interface object name 
PASS TextDecoder interface: existence and properties of interface prototype object 
PASS TextDecoder interface: existence and properties of interface prototype object's "constructor" property 
PASS TextDecoder interface: existence and properties of interface prototype object's @@unscopables property 
PASS TextDecoder interface: operation decode(optional BufferSource, optional TextDecodeOptions) 
PASS TextDecoder interface: attribute encoding 
PASS TextDecoder interface: attribute fatal 
PASS TextDecoder interface: attribute ignoreBOM 
PASS TextDecoder must be primary interface of new TextDecoder() 
PASS Stringification of new TextDecoder() 
PASS TextDecoder interface: new TextDecoder() must inherit property "decode(optional BufferSource, optional TextDecodeOptions)" with the proper type 
PASS TextDecoder interface: calling decode(optional BufferSource, optional TextDecodeOptions) on new TextDecoder() with too few arguments must throw TypeError 
PASS TextDecoder interface: new TextDecoder() must inherit property "encoding" with the proper type 
PASS TextDecoder interface: new TextDecoder() must inherit property "fatal" with the proper type 
PASS TextDecoder interface: new TextDecoder() must inherit property "ignoreBOM" with the proper type 
PASS TextEncoder interface: existence and properties of interface object 
PASS TextEncoder interface object length 
PASS TextEncoder interface object name 
PASS TextEncoder interface: existence and properties of interface prototype object 
PASS TextEncoder interface: existence and properties of interface prototype object's "constructor" property 
PASS TextEncoder interface: existence and properties of interface prototype object's @@unscopables property 
PASS TextEncoder interface: operation encode(optional USVString) 
FAIL TextEncoder interface: operation encodeInto(USVString, Uint8Array) assert_own_property: interface prototype object missing non-static operation expected property "encodeInto" missing
PASS TextEncoder interface: attribute encoding 
PASS TextEncoder must be primary interface of new TextEncoder() 
PASS Stringification of new TextEncoder() 
PASS TextEncoder interface: new TextEncoder() must inherit property "encode(optional USVString)" with the proper type 
PASS TextEncoder interface: calling encode(optional USVString) on new TextEncoder() with too few arguments must throw TypeError 
FAIL TextEncoder interface: new TextEncoder() must inherit property "encodeInto(USVString, Uint8Array)" with the proper type assert_inherits: property "encodeInto" not found in prototype chain
FAIL TextEncoder interface: calling encodeInto(USVString, Uint8Array) on new TextEncoder() with too few arguments must throw TypeError assert_inherits: property "encodeInto" not found in prototype chain
PASS TextEncoder interface: new TextEncoder() must inherit property "encoding" with the proper type 
FAIL TextDecoderStream interface: existence and properties of interface object assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface object length assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface object name assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: existence and properties of interface prototype object assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: existence and properties of interface prototype object's "constructor" property assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: existence and properties of interface prototype object's @@unscopables property assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: attribute encoding assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: attribute fatal assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: attribute ignoreBOM assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: attribute readable assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextDecoderStream interface: attribute writable assert_own_property: self does not have own property "TextDecoderStream" expected property "TextDecoderStream" missing
FAIL TextEncoderStream interface: existence and properties of interface object assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface object length assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface object name assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface: existence and properties of interface prototype object assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface: existence and properties of interface prototype object's "constructor" property assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface: existence and properties of interface prototype object's @@unscopables property assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface: attribute encoding assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface: attribute readable assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing
FAIL TextEncoderStream interface: attribute writable assert_own_property: self does not have own property "TextEncoderStream" expected property "TextEncoderStream" missing