"Policy": []string{"policy"},
			},
			expected: ErrNone,
		},
	}

	// Run each test case individually.
	for i, testCase := range testCases {
		_, code := doesPolicySignatureMatch(testCase.form)
		if code != testCase.expected {
			t.Errorf("(%d) expected to get %s, instead got %s", i, niceError(testCase.expected), niceError(code))
		}
	}
}

func TestDoesPresignedSignatureMatch(t *testing.T) {

		{"http://8.8.8.8:9000", "http://localhost:9000", false, nil},
	}

	for _, testCase := range testCases {
		testCase := testCase
		t.Run("", func(t *testing.T) {
			sameAddr, err := sameLocalAddrs(testCase.addr1, testCase.addr2)
			if testCase.expectedErr != nil && err == nil {
				t.Errorf("should fail but succeeded")
			}
			if testCase.expectedErr == nil && err != nil {
				t.Errorf("should succeed but failed with %v", err)

		},
	}
	// Iterating over the cases, fetching the policy and validating the response.
	for i, testCase := range testCases {
		// expected bucket policy json string.
		expectedBucketPolicyStr := fmt.Sprintf(testCase.expectedBucketPolicy, testCase.bucketName, testCase.bucketName)
		// initialize HTTP NewRecorder, this records any mutations to response writer inside the handler.
		recV4 := httptest.NewRecorder()

	}

	for i, testCase := range testCases {
		data, err := json.Marshal(testCase.name)
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("test %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
		}

		if !testCase.expectErr {
			if !reflect.DeepEqual(data, testCase.expectedData) {
				t.Fatalf("test %v: data: expected: %v, got: %v", i+1, string(testCase.expectedData), string(data))

	}

	result := make([]byte, 100)
	for i, testCase := range testCases {
		result = result[testCase.offset:3]
		_, err := storage.ReadFile(context.Background(), testCase.volumeName, testCase.objectName, testCase.offset, result, nil)
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("case %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
		}

		if !testCase.expectErr {

			config:      "testdata/config/invalid-disks.yaml",
			expectedErr: true,
		},
	} {
		testcase := testcase
		t.Run(testcase.config, func(t *testing.T) {
			sctx := &serverCtxt{}
			err := mergeServerCtxtFromConfigFile(testcase.config, sctx)
			if testcase.expectedErr && err == nil {
				t.Error("expected failure, got success")
			}
			if !testcase.expectedErr && err != nil {
				t.Error("expected success, got failure", err)
			}

	}

	for _, testCase := range testCases {
		testCase := testCase
		t.Run("", func(t *testing.T) {
			gotGCD := getDivisibleSize(testCase.totalSizes)
			if testCase.result != gotGCD {
				t.Errorf("Expected %v, got %v", testCase.result, gotGCD)
			}
		})
	}
}

// Test tests calculating set indexes with ENV override for drive count.
func TestGetSetIndexesEnvOverride(t *testing.T) {
	testCases := []struct {

	}

	// Test them.
	for _, testCase := range testCases {
		index, offset, err := fi.ObjectToPartOffset(context.Background(), testCase.offset)
		if err != testCase.expectedErr {
			t.Fatalf("%+v: expected = %s, got: %s", testCase, testCase.expectedErr, err)
		}
		if index != testCase.expectedIndex {
			t.Fatalf("%+v: index: expected = %d, got: %d", testCase, testCase.expectedIndex, index)
		}

	// Verify if umask is correct.
	if int(currentUmask) != testCase.expectedUmask {
		t.Fatalf("Umask check failed expected %d, got %d", testCase.expectedUmask, currentUmask)
	}
}

// Tests if the file creations happen with proper umask.
func TestIsValidUmaskFile(t *testing.T) {
	tmpPath := t.TempDir()
	testCases := []struct {
		volName       string
		expectedUmask int
	}{

		{1574812326.000, false},
		{time.Duration(3) * time.Minute, false},
	}

	for _, testCase := range testCases {
		testCase := testCase
		t.Run("", func(t *testing.T) {
			_, err := ExpToInt64(testCase.exp)
			if err != nil && !testCase.expectedFailure {
				t.Errorf("Expected success but got failure %s", err)
			}
			if err == nil && testCase.expectedFailure {
				t.Error("Expected failure but got success")
			}
		})
	}
}