// Refresh obtains a fresh token
	err = spt.Refresh()
	if err != nil {
		return nil, err
	}

	tc := azblob.NewTokenCredential(spt.Token().AccessToken, func(tc azblob.TokenCredential) time.Duration {
		err := spt.Refresh()
		if err != nil {
			return 0
		}
		// set the new token value
		tc.SetToken(spt.Token().AccessToken)

		// get the next token before the current one expires

	// Add tracing to the prom. handler
	tracedHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
		if ok {
			tc.FuncName = "handler.MetricsV3"
			tc.ResponseRecorder.LogErrBody = true
		}

		innerHandler.ServeHTTP(w, r)
	})

	// Add authentication
	h.authFn(tracedHandler).ServeHTTP(w, r)

		{"abcd", "ab", false, "cd", true},
		{"abcd", "ab", true, "cd", true},
		{"abcd", "bc", false, "", false},
		{"abcd", "bc", true, "d", true},
	}

	for i, tc := range matcherCases {
		res, ok := matcher(tc.iText, tc.iPat, tc.iHasLeadingPercent)
		if res != tc.resultExpected || ok != tc.matchExpected {
			t.Errorf("Matcher Case %d failed", i)
		}
	}

	evalCases := []struct {
		iText, iPat   string
		iEsc          rune

			expectedErr: errLifecycleDateNotMidnight,
		},
	}

	for i, tc := range testCases {
		t.Run(fmt.Sprintf("Test %d", i+1), func(t *testing.T) {
			var expiration Expiration
			err := xml.Unmarshal([]byte(tc.inputXML), &expiration)
			if err != tc.expectedErr {
				t.Fatalf("%d: Expected %v but got %v", i+1, tc.expectedErr, err)
			}
		})
	}

	validationTestCases := []struct {
		inputXML    string

			input: `<Transition>
			<Days>1</Days>
		  </Transition>`,
			err: errXMLNotWellFormed,
		},
	}

	for i, tc := range trTests {
		var tr Transition
		err := xml.Unmarshal([]byte(tc.input), &tr)
		if err != nil {
			t.Fatalf("%d: xml unmarshal failed with %v", i+1, err)
		}
		if err = tr.Validate(); err != tc.err {
			t.Fatalf("%d: Invalid transition %v: err %v", i+1, tr, err)
		}
	}

	ntrTests := []struct {

			set.CreateStringSet(),
			set.CreateStringSet("dep1", "dep2", "dep3", "dep4"),
			[]string{},
		},
	}

	for i, tc := range testCases {
		names := getMissingSiteNames(tc.oldDepIDs, tc.newDepIDs, tc.currSites)
		if len(names) != len(tc.expNames) {
			t.Errorf("Test %d: Expected `%v`, got `%v`", i+1, tc.expNames, names)
		}
	}

			expectedResult: true,
		},
	}

	for i, tc := range testCases {
		tc := tc
		t.Run(fmt.Sprintf("Test_%d", i+1), func(t *testing.T) {
			cfg, err := ParseConfig(bytes.NewReader([]byte(tc.inputConfig)))
			if err != nil {
				t.Fatalf("Got unexpected error: %v", err)
			}
			if got := cfg.Rules[0].MetadataReplicate(tc.opts); got != tc.expectedResult {

			headerBytes     int64
		)

		tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
		if ok {
			statusCode = tc.ResponseRecorder.StatusCode
			outputBytes = int64(tc.ResponseRecorder.Size())
			headerBytes = int64(tc.ResponseRecorder.HeaderSize())
			timeToResponse = time.Now().UTC().Sub(tc.ResponseRecorder.StartTime)
			timeToFirstByte = tc.ResponseRecorder.TimeToFirstByte
		}

		},
	}

	for i, tc := range invalidTestCases {
		t.Run(fmt.Sprintf("Test %d", i+1), func(t *testing.T) {
			var rule Rule
			err := xml.Unmarshal([]byte(tc.inputXML), &rule)
			if err != nil {
				t.Fatal(err)
			}

			if err := rule.Validate(); err != tc.expectedErr {
				t.Fatalf("%d: Expected %v but got %v", i+1, tc.expectedErr, err)
			}
		})
	}

		},
	}
	for i, tc := range testCases {
		t.Run(fmt.Sprintf("Test %d", i+1), func(t *testing.T) {
			var filter Filter
			err := xml.Unmarshal([]byte(tc.inputXML), &filter)
			if err != nil {
				t.Fatalf("%d: Expected no error but got %v", i+1, err)
			}
			err = filter.Validate()
			if err != tc.expectedErr {
				t.Fatalf("%d: Expected %v but got %v", i+1, tc.expectedErr, err)
			}
		})
	}
}