text: // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
  // OffscreenCanvas test in a worker:2d.text.drawing.style.spacing.measure
  // Description:Testing letter spacing and word spacing
  // Note:
  
  importScripts("/resources/testharness.js");
  importScripts("/html/canvas/resources/canvas-tests.js");
  
  var t = async_test("Testing letter spacing and word spacing");
  var t_pass = t.done.bind(t);
  var t_fail = t.step_func(function(reason) {
      throw reason;
  });
  t.step(function() {
  
  var offscreenCanvas = new OffscreenCanvas(100, 50);
  var ctx = offscreenCanvas.getContext('2d');
  
  _assertSame(ctx.textLetterSpacing, 0, "ctx.textLetterSpacing", "0");
  _assertSame(ctx.textWordSpacing, 0, "ctx.textWordSpacing", "0");
  var width_normal = ctx.measureText('Hello World').width;
  
  ctx.textLetterSpacing = 3;
  _assertSame(ctx.textLetterSpacing, 3, "ctx.textLetterSpacing", "3");
  _assertSame(ctx.textWordSpacing, 0, "ctx.textWordSpacing", "0");
  var width_with_spacing = ctx.measureText('Hello World').width;
  // Add letter spacing after each letter, so 11 * 3 = 33px longer.
  _assertSame(width_with_spacing, width_normal + 33, "width_with_spacing", "width_normal + 33");
  
  ctx.textWordSpacing = 5;
  ctx.textLetterSpacing = 0;
  _assertSame(ctx.textLetterSpacing, 0, "ctx.textLetterSpacing", "0");
  _assertSame(ctx.textWordSpacing, 5, "ctx.textWordSpacing", "5");
  // Add Word Spacing between "Hello" and "World", so it's 5px longer.
  width_with_spacing = ctx.measureText('Hello World').width;
  _assertSame(width_with_spacing, width_normal + 5, "width_with_spacing", "width_normal + 5");
  
  ctx.textLetterSpacing = -2;
  ctx.textWordSpacing = -1;
  _assertSame(ctx.textLetterSpacing, -2, "ctx.textLetterSpacing", "-2");
  _assertSame(ctx.textWordSpacing, -1, "ctx.textWordSpacing", "-1");
  // Add Word Spacing and letter spacing, so it's -11*2 = -22px from
  // letter spacing and -1px from word spacing.
  width_with_spacing = ctx.measureText('Hello World').width;
  _assertSame(width_with_spacing, width_normal - 23, "width_with_spacing", "width_normal - 23");
  t.done();
  
  });
  done();
  