testCases := []struct {
		queue      *Queue
		region     string
		targetList *TargetList
		expectErr  bool
	}{
		{queue1, "eu-west-1", nil, true},
		{queue2, "us-east-1", targetList1, true},
		{queue3, "", targetList2, false},
		{queue2, "us-east-1", targetList2, false},
	}

	for i, testCase := range testCases {
		err := testCase.queue.Validate(testCase.region, testCase.targetList)
		expectErr := (err != nil)

	}{
		{name: "us-east-1", success: true},
		{name: "us_east", success: true},
		{name: "helloWorld", success: true},
		{name: "-fdslka", success: false},
		{name: "^00[", success: false},
		{name: "my region", success: false},
		{name: "%%$#!", success: false},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			ok := validRegionRegex.MatchString(test.name)
			if test.success != ok {