Function expectLoopProtectionError

test/unit/webgl/p5.Shader.js:2614–2626

  suite('p5.strands error messages', () => {
    const expectLoopProtectionError = run => {
      let err;

      try {
        run();
      } catch (e) {
        err = e;
      }

      assert.instanceOf(err, Error);
      assert.include(err.message, 'Loop protection');
      assert.include(err.message, '// noprotect');
    };

    afterEach(() => {
      mockUserError.mockClear();