if actualErr != nil && testCase.shouldPass {
			t.Errorf("Test %d: %s: Expected to pass, but failed with: <ERROR> %s.", i+1, instanceType, actualErr.Error())
		}
		if actualErr == nil && !testCase.shouldPass {
			t.Errorf("Test %d: %s: Expected to fail with <ERROR> \"%s\", but passed instead.", i+1, instanceType, testCase.expectedError.Error())
		}

	}

	for i, testCase := range testCases {
		isValidBucketName := IsValidBucketName(testCase.bucketName)
		if testCase.shouldPass && !isValidBucketName {
			t.Errorf("Test case %d: Expected \"%s\" to be a valid bucket name", i+1, testCase.bucketName)
		}
		if !testCase.shouldPass && isValidBucketName {
			t.Errorf("Test case %d: Expected bucket name \"%s\" to be invalid", i+1, testCase.bucketName)
		}
	}
}

		expectedContent    []byte // expected response body.
		expectedRespStatus int    // expected response status body.
		// Access keys
		accessKey        string
		secretKey        string
		shouldPass       bool
		removeAuthHeader bool
		fault            streamFault
		// Custom content encoding.
		contentEncoding string
	}{
		// Test case - 1.

		{"......", true},
	}

	for i, testCase := range testCases {
		isValidVolname := isValidVolname(testCase.volName)
		if testCase.shouldPass && !isValidVolname {
			t.Errorf("Test case %d: Expected \"%s\" to be a valid bucket name", i+1, testCase.volName)
		}
		if !testCase.shouldPass && isValidVolname {
			t.Errorf("Test case %d: Expected bucket name \"%s\" to be invalid", i+1, testCase.volName)
		}
	}
}