"!self.listMap.all(m, has(m.v2) && m.v2 != 'z')",
				"self.listMap.exists_one(m, has(m.v2) && m.v2 == 'z')",
				"self.listMap.filter(m, has(m.v2) && m.v2 == 'z').size() == 1",
				// undocumented overload of map that takes a filter argument. This is the same as .filter().map()
				"self.listMap.map(m, has(m.v2) && m.v2 == 'z', m.v2).size() == 1",

		}

		// TODO(rsc): Convince compiler team not to add more magic environment variables,
		// or perhaps restrict the environment variables passed to subprocesses.
		// Because these are clumsy, undocumented special-case hacks
		// for debugging the compiler, they are not settable using 'go env -w',
		// and so here we use os.Getenv, not cfg.Getenv.
		magic := []string{
			"GOCLOBBERDEADHASH",
			"GOSSAFUNC",

	}()
	readRes := make(chan error, 1)
	go func() {
		_, err := c.Read([]byte{0})
		readRes <- err
	}()

	// TODO(#59037): This timeout is hard-coded in closeIdleConnections.
	// It is undocumented, and some users may find it surprising.
	// Either document it, or switch to a less surprising behavior.
	const expectTimeout = 5 * time.Second

	t0 := time.Now()
	select {
	case got := <-shutdownRes:

       *
       * - Skip non-string keys and values entirely, as proposed in the linked bug.
       *
       * - Throw ClassCastException instead of NullPointerException, as documented in the current
       *   Javadoc. (Note that we can't necessarily "just" change our call to `getProperty` to `get`
       *   because `get` does not consult the default properties.)
       */

       *
       * - Skip non-string keys and values entirely, as proposed in the linked bug.
       *
       * - Throw ClassCastException instead of NullPointerException, as documented in the current
       *   Javadoc. (Note that we can't necessarily "just" change our call to `getProperty` to `get`
       *   because `get` does not consult the default properties.)
       */

// are elided from the presentation unless the -cmd flag is provided.
//
// When run with one argument, the argument is treated as a Go-syntax-like
// representation of the item to be documented. What the argument selects depends
// on what is installed in GOROOT and GOPATH, as well as the form of the argument,
// which is schematically one of these:
//
//	go doc <pkg>
//	go doc <sym>[.<methodOrField>]

   * Test that response caching is consistent with the RI and the spec.
   * http://www.w3.org/Protocols/rfc2616/rfc2616-sec13.html#sec13.4
   */
  @Test
  fun responseCachingByResponseCode() {
    // Test each documented HTTP/1.1 code, plus the first unused value in each range.
    // http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html

    // We can't test 100 because it's not really a response.
    // assertCached(false, 100);

	if err != nil {
		t.Errorf("ParsePKCS1PublicKey: %s", err)
	}
	if pub.N.Cmp(pub2.N) != 0 || pub.E != pub2.E {
		t.Errorf("ParsePKCS1PublicKey = %+v, want %+v", pub, pub2)
	}

	// It's never been documented that asn1.Marshal/Unmarshal on rsa.PublicKey works,
	// but it does, and we know of code that depends on it.
	// Lock that in, even though we'd prefer that people use MarshalPKCS1PublicKey and ParsePKCS1PublicKey.

	c.Assert(response.StatusCode, http.StatusNotModified)

	// Again, obtain the object info.
	// This time setting "If-Unmodified-Since" to a time after the object is modified.
	// As documented above, expecting http.StatusPreconditionFailed.
	request, err = newTestSignedRequest(http.MethodHead, getHeadObjectURL(s.endPoint, bucketName, objectName),
		0, nil, s.accessKey, s.secretKey, s.signer)
	c.Assert(err, nil)

		// (since we wouldn't be in a background read otherwise), so
		// this is a pipelined HTTP request. Prior to Go 1.11 we used to
		// send on the CloseNotify channel and cancel the context here,
		// but the behavior was documented as only "may", and we only
		// did that because that's how CloseNotify accidentally behaved
		// in very early Go releases prior to context support. Once we
		// added context support, people used a Handler's