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Function test_string

arrow-json/src/reader/mod.rs:981–1014  ·  view source on GitHub ↗
()

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979
980 #[test]
981 fn test_string() {
982 let buf = r#"
983 {"a": "1", "b": "2"}
984 {"a": "hello", "b": "shoo"}
985 {"b": "\t😁foo", "a": "\nfoobar\ud83d\ude00\u0061\u0073\u0066\u0067\u00FF"}
986
987 {"b": null}
988 {"b": "", "a": null}
989
990 "#;
991 let schema = Arc::new(Schema::new(vec![
992 Field::new("a", DataType::Utf8, true),
993 Field::new("b", DataType::LargeUtf8, true),
994 ]));
995
996 let batches = do_read(buf, 1024, false, false, schema);
997 assert_eq!(batches.len(), 1);
998
999 let col1 = batches[0].column(0).as_string::<i32>();
1000 assert_eq!(col1.null_count(), 2);
1001 assert_eq!(col1.value(0), "1");
1002 assert_eq!(col1.value(1), "hello");
1003 assert_eq!(col1.value(2), "\nfoobar😀asfgÿ");
1004 assert!(col1.is_null(3));
1005 assert!(col1.is_null(4));
1006
1007 let col2 = batches[0].column(1).as_string::<i64>();
1008 assert_eq!(col2.null_count(), 1);
1009 assert_eq!(col2.value(0), "2");
1010 assert_eq!(col2.value(1), "shoo");
1011 assert_eq!(col2.value(2), "\t😁foo");
1012 assert!(col2.is_null(3));
1013 assert_eq!(col2.value(4), "");
1014 }
1015
1016 #[test]
1017 fn test_long_string_view_allocation() {

Callers

nothing calls this directly

Calls 2

do_readFunction · 0.85
columnMethod · 0.45

Tested by

no test coverage detected