@Test
    public void shouldParseMultipleTimestampStringAsTimestampInArray() throws Exception {
        String tsStr1 = "2019-08-23T14:34:54.346Z";
        String tsStr2 = "2019-01-23T15:12:34.567Z";
        String tsStr3 = "2019-04-23T19:12:34.567Z";
        String arrayStr = "[" + tsStr1 + "," + tsStr2 + ",   " + tsStr3 + "]";
        SchemaAndValue result = Values.parseString(arrayStr);
        assertEquals(Type.ARRAY, result.schema().type());
        Schema elementSchema = result.schema().valueSchema();
        assertEquals(Type.INT64, elementSchema.type());
        assertEquals(Timestamp.LOGICAL_NAME, elementSchema.name());
        java.util.Date expected1 = new SimpleDateFormat(Values.ISO_8601_TIMESTAMP_FORMAT_PATTERN).parse(tsStr1);
        java.util.Date expected2 = new SimpleDateFormat(Values.ISO_8601_TIMESTAMP_FORMAT_PATTERN).parse(tsStr2);
        java.util.Date expected3 = new SimpleDateFormat(Values.ISO_8601_TIMESTAMP_FORMAT_PATTERN).parse(tsStr3);
        assertEquals(Arrays.asList(expected1, expected2, expected3), result.value());
    }
We can't infer or successfully parse into a different type, so this returns the same string.
connect/api/src/test/java/org/apache/kafka/connect/data/ValuesTest.java