wrapping-transformation.window.js

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-textarea-element/wrapping-transformation.window.html - WPT Dashboard Interop Dashboard

test((t) => {

  const form = document.createElement("form");

  const textarea = document.createElement("textarea");

  textarea.name = "linebreakTest";

  textarea.textContent = "a\nb\rc\r\nd\n\re";

  form.appendChild(textarea);

  document.body.appendChild(form);

  t.add_cleanup(() => {

    document.body.removeChild(form);

});

  assert_equals(textarea.textContent, "a\nb\rc\r\nd\n\re");

  assert_equals(textarea.value, "a\nb\nc\nd\n\ne");

  const formData = new FormData(form);

  assert_equals(

    formData.get("linebreakTest"),

    "a\nb\nc\nd\n\ne",

);

}, "Textarea wrapping transformation: Newlines should be normalized to LF.");

test((t) => {

  const form = document.createElement("form");

  const textarea = document.createElement("textarea");

  textarea.name = "wrapTest";

  textarea.cols = 10;

  textarea.wrap = "hard";

  textarea.textContent =

    "Some text that is too long for the specified character width.";

  form.appendChild(textarea);

  document.body.appendChild(form);

  t.add_cleanup(() => {

    document.body.removeChild(form);

});

  assert_true(

    !textarea.textContent.includes("\n") &&

      !textarea.textContent.includes("\r"),

    "textContent shouldn't contain any newlines",

);

  assert_true(

    !textarea.textContent.includes("\n") &&

      !textarea.textContent.includes("\r"),

    "The API value shouldn't be line wrapped.",

);

  const formData = new FormData(form);

  const formDataValue = formData.get("wrapTest");

  assert_true(

    !formDataValue.includes("\r"),

    "The wrapping done on the value must be LF, not CRLF.",

);

  assert_true(

    formDataValue.includes("\n"),

    "The value must be wrapped.",

);

}, "Textarea wrapping transformation: Wrapping happens with LF newlines.");