keys:           []string{"connection_string", "comment"},
			expectedFields: map[string]struct{}{},
		},
		// Incorrect type of input v/s required keys.
		{
			input:          `comme="really long comment" connection_str="host=localhost port=2832"`,
			keys:           []string{"connection_string", "comment"},
			expectedFields: map[string]struct{}{},
		},
	}
	for _, test := range tests {
		test := test