text: const wasm = require('wasm-bindgen-test.js');
  const assert = require('assert');
  
  exports.assert_null = x => {
      assert.strictEqual(x, null);
  };
  
  exports.js_works = () => {
      assert.strictEqual(wasm.api_foo(), 'foo');
      assert.strictEqual(wasm.api_bar('a'), 'a');
      assert.strictEqual(wasm.api_baz(), 1);
      wasm.api_baz2(2, 'a');
  
      assert.strictEqual(wasm.api_js_null(), null);
      assert.strictEqual(wasm.api_js_undefined(), undefined);
  
      wasm.api_test_is_null_undefined(null, undefined, 1.0);
  
      assert.strictEqual(wasm.api_get_true(), true);
      assert.strictEqual(wasm.api_get_false(), false);
      wasm.api_test_bool(true, false, 1.0);
  
      assert.strictEqual(typeof(wasm.api_mk_symbol()), 'symbol');
      assert.strictEqual(typeof(wasm.api_mk_symbol2('a')), 'symbol');
      assert.strictEqual(Symbol.keyFor(wasm.api_mk_symbol()), undefined);
      assert.strictEqual(Symbol.keyFor(wasm.api_mk_symbol2('b')), undefined);
  
      wasm.api_assert_symbols(Symbol(), 'a');
      wasm.api_acquire_string('foo', null);
      assert.strictEqual(wasm.api_acquire_string2(''), '');
      assert.strictEqual(wasm.api_acquire_string2('a'), 'a');
  };
  
  exports.js_eq_works = () => {
      assert.strictEqual(wasm.eq_test('a', 'a'), true);
      assert.strictEqual(wasm.eq_test('a', 'b'), false);
      assert.strictEqual(wasm.eq_test(NaN, NaN), false);
      assert.strictEqual(wasm.eq_test({a: 'a'}, {a: 'a'}), false);
      assert.strictEqual(wasm.eq_test1(NaN), false);
      let x = {a: 'a'};
      assert.strictEqual(wasm.eq_test(x, x), true);
      assert.strictEqual(wasm.eq_test1(x), true);
  };
  
  exports.debug_values = () => ([
      null,
      undefined,
      0,
      1.0,
      true,
      [1,2,3],
      "string",
      {test: "object"},
      [1.0, [2.0, 3.0]],
      () => (null),
      new Set(),
  ]);
  
  exports.assert_function_table = (x, i) => {
    const rawWasm = require('wasm-bindgen-test_bg.js');
    assert.ok(x instanceof WebAssembly.Table);
    assert.strictEqual(x.get(i), rawWasm.function_table_lookup);
  };
  