textdecoder-eof.any.js

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This WPT test may be referenced by the following Test IDs:
- /encoding/textdecoder-eof.any.html - WPT Dashboard Interop Dashboard
- /encoding/textdecoder-eof.any.worker.html - WPT Dashboard Interop Dashboard

test(() => {

  // Truncated sequences

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0])), "\uFFFD");

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0, 0x9F])), "\uFFFD");

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0, 0x9F, 0x92])), "\uFFFD");

  // Errors near end-of-queue

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0, 0x9F, 0x41])), "\uFFFDA");

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0, 0x41, 0x42])), "\uFFFDAB");

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0, 0x41, 0xF0])), "\uFFFDA\uFFFD");

  assert_equals(new TextDecoder().decode(new Uint8Array([0xF0, 0x8F, 0x92])), "\uFFFD\uFFFD\uFFFD");

}, "TextDecoder end-of-queue handling");

test(() => {

  const decoder = new TextDecoder();

  decoder.decode(new Uint8Array([0xF0]), { stream: true });

  assert_equals(decoder.decode(), "\uFFFD");

  decoder.decode(new Uint8Array([0xF0]), { stream: true });

  decoder.decode(new Uint8Array([0x9F]), { stream: true });

  assert_equals(decoder.decode(), "\uFFFD");

  decoder.decode(new Uint8Array([0xF0, 0x9F]), { stream: true });

  assert_equals(decoder.decode(new Uint8Array([0x92])), "\uFFFD");

  assert_equals(decoder.decode(new Uint8Array([0xF0, 0x9F]), { stream: true }), "");

  assert_equals(decoder.decode(new Uint8Array([0x41]), { stream: true }), "\uFFFDA");

  assert_equals(decoder.decode(), "");

  assert_equals(decoder.decode(new Uint8Array([0xF0, 0x41, 0x42]), { stream: true }), "\uFFFDAB");

  assert_equals(decoder.decode(), "");

  assert_equals(decoder.decode(new Uint8Array([0xF0, 0x41, 0xF0]), { stream: true }), "\uFFFDA");

  assert_equals(decoder.decode(), "\uFFFD");

  assert_equals(decoder.decode(new Uint8Array([0xF0]), { stream: true }), "");

  assert_equals(decoder.decode(new Uint8Array([0x8F]), { stream: true }), "\uFFFD\uFFFD");

  assert_equals(decoder.decode(new Uint8Array([0x92]), { stream: true }), "\uFFFD");

  assert_equals(decoder.decode(), "");

}, "TextDecoder end-of-queue handling using stream: true");