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Test NULL binding (#25)

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This tests binding an SQL NULL value by passing in an 'undefined' atom
in Erlang in  place of an SQL NULL. It also verifies that the returned NULL
is mapped to 'undefined' when returned via a query.
This commit is contained in:
Andrew Varner
2022-01-03 09:12:33 -05:00
committed by GitHub
parent f60a0b45e7
commit 116dbbdc87
1 changed files with 4 additions and 0 deletions
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4
test/esqlite_test.erl
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@@ -103,6 +103,8 @@ bind_test() ->
esqlite3:step(Statement),
esqlite3:bind(Statement, [{blob, [<<"eleven">>, 0]}, 12]), % iolist bound as blob with trailing eos.
esqlite3:step(Statement),
esqlite3:bind(Statement, ["empty", undefined]), % 'undefined' is converted to SQL null
esqlite3:step(Statement),
%% int64
esqlite3:bind(Statement, [int64, 308553449069486081]),
@@ -129,6 +131,8 @@ bind_test() ->
esqlite3:q("select one, two from test_table where two = 10", Db)),
?assertEqual([{{blob, <<$e,$l,$e,$v,$e,$n,0>>}, 12}],
esqlite3:q("select one, two from test_table where two = 12", Db)),
?assertEqual([{<<"empty">>, undefined}],
esqlite3:q("select one, two from test_table where two is null", Db)),
?assertEqual([{<<"int64">>, 308553449069486081}],
esqlite3:q("select one, two from test_table where one = 'int64';", Db)),