Function toEqualVolume

packages/expect/src/__tests__/customEqualityTesters.test.ts:73–81

(expected: Volume, actual: Volume)

jestExpect.extend({
  toEqualVolume(expected: Volume, actual: Volume) {
    const result = this.equals(expected, actual, this.customTesters);

    return {
      message: () =>
        `Expected Volume object: ${expected.toString()}. Actual Volume object: ${actual.toString()}`,
      pass: result,
    };
  },
});

// Create Volumes with different specifications but the same value for use in