val ctxt = InstrumentationRegistry.getInstrumentation().targetContext.applicationContext

    val cacheSize = 1L * 1024 * 1024 // 1MB
    val cache = Cache(ctxt.cacheDir.resolve("testCache"), cacheSize)

    try {
      client =
        client
          .newBuilder()
          .cache(cache)
          .build()

      val request =
        Request

        VersionRange vr = VersionRange.createFromVersionSpec(requiredVersionRange);

        return vr.containsVersion(actualVersion);
    }

    @Test
    void testCache() throws InvalidVersionSpecificationException {
        VersionRange range = VersionRange.createFromVersionSpec("[1.0,1.2]");
        assertSame(range, VersionRange.createFromVersionSpec("[1.0,1.2]")); // same instance from spec cache