[Tarantool-patches] [PATCH 3/4] sql: fix CAST AS NUMBER operator

[Vladislav Shpilevoy]

Thanks for the patch!

See 5 comments below.

> diff --git a/test/sql-tap/cast.test.lua b/test/sql-tap/cast.test.lua
> index 9c937a065..a3f0bc787 100755
> --- a/test/sql-tap/cast.test.lua
> +++ b/test/sql-tap/cast.test.lua
> @@ -663,14 +663,14 @@ test:do_execsql_test(
>          SELECT CAST(-9223372036854774800 AS NUMBER)
>      ]], {
>          -- <cast-3.6>
> -        -9223372036854774784
> +        -9223372036854774800LL
>          -- </cast-3.6>
>      })
>  
>  test:do_execsql_test(
>      "cast-3.7",
>      "SELECT CAST(-9223372036854774800 AS NUMBER)",
> -    {-9.22337203685477e+18})
> +    {-9223372036854774800LL})

1. 3.6 and 3.7 are the same. I propose to drop one.

>  test:do_execsql_test(
>      "cast-3.8",
> @@ -705,12 +705,12 @@ test:do_execsql_test(
>  test:do_execsql_test(
>      "cast-3.13",
>      "SELECT CAST(9223372036854774800 AS NUMBER)",
> -    {9.22337203685477e+18})
> +    {9223372036854774800LL})

2. 3.2, 3.3 and 3.13 are exactly the same. I propose to keep
only one.

> @@ -732,7 +732,7 @@ test:do_execsql_test(
>  test:do_execsql_test(
>      "cast-3.16",
>      [[
> -        SELECT CAST('-9223372036854774800' AS NUMBER)
> +        SELECT CAST('-9223372036854774800.' AS NUMBER)
>      ]], {
>          -- <cast-3.16>
>          -9223372036854774784

3. 3.16 and 3.17 are the same. Lets drop one.

> @@ -778,7 +778,7 @@ if true then --test:execsql("PRAGMA encoding")[1][1]=="UTF-8" then
>          })
>      test:do_execsql_test(
>          "cast-3.23",
> -        "SELECT CAST(x'39323233333732303336383534373734383030' AS NUMBER)",
> +        "SELECT CAST(x'393232333337323033363835343737343830302E' AS NUMBER)",
>          {9.22337203685477e+18})

4. 3.22 and 3.23 are the same. Drop one, please.

>      test:do_execsql_test(
> @@ -788,7 +788,7 @@ if true then --test:execsql("PRAGMA encoding")[1][1]=="UTF-8" then
>                          AS integer)
>          ]], {
>              -- <cast-3.24>
> -            9223372036854774784LL
> +        9223372036854774800LL

5. Indentation is a bit off.

>              -- </cast-3.24>
>          })
>  end