cdrs 2.3.3

Cassandra DB driver written in Rust
Documentation
#[cfg(feature = "e2e-tests")]
#[macro_use]
extern crate cdrs;
#[cfg(feature = "e2e-tests")]
#[macro_use]
extern crate cdrs_helpers_derive;
#[cfg(feature = "e2e-tests")]
#[macro_use]
extern crate maplit;
extern crate regex;
extern crate time;
extern crate uuid;

mod common;

#[cfg(feature = "e2e-tests")]
use common::*;

#[cfg(feature = "e2e-tests")]
use cdrs::consistency::Consistency;
#[cfg(feature = "e2e-tests")]
use cdrs::error::Result as CDRSResult;
#[cfg(feature = "e2e-tests")]
use cdrs::frame::IntoBytes;
#[cfg(feature = "e2e-tests")]
use cdrs::frame::{TryFromRow, TryFromUDT};
#[cfg(feature = "e2e-tests")]
use cdrs::query::QueryExecutor;
#[cfg(feature = "e2e-tests")]
use cdrs::query::QueryValues;
#[cfg(feature = "e2e-tests")]
use cdrs::query::*;
#[cfg(feature = "e2e-tests")]
use cdrs::types::blob::Blob;
#[cfg(feature = "e2e-tests")]
use cdrs::types::from_cdrs::FromCDRSByName;
#[cfg(feature = "e2e-tests")]
use cdrs::types::map::Map;
#[cfg(feature = "e2e-tests")]
use cdrs::types::prelude::*;
#[cfg(feature = "e2e-tests")]
use cdrs::types::rows::Row;
#[cfg(feature = "e2e-tests")]
use cdrs::types::udt::UDT;
#[cfg(feature = "e2e-tests")]
use cdrs::types::value::{Bytes, Value};
#[cfg(feature = "e2e-tests")]
use cdrs::types::{AsRust, AsRustType, IntoRustByName};
#[cfg(feature = "e2e-tests")]
use cdrs_helpers_derive::*;
#[cfg(feature = "e2e-tests")]
use std::str::FromStr;
#[cfg(feature = "e2e-tests")]
use time::Timespec;
#[cfg(feature = "e2e-tests")]
use uuid::Uuid;

#[cfg(feature = "e2e-tests")]
use std::collections::HashMap;

#[test]
#[cfg(feature = "e2e-tests")]
fn simple_udt() {
    let create_type_cql = "CREATE TYPE IF NOT EXISTS cdrs_test.derive_udt (my_text text)";
    let create_table_cql =
        "CREATE TABLE IF NOT EXISTS cdrs_test.test_derived_udt \
         (my_key int PRIMARY KEY, my_udt derive_udt, my_uuid uuid, my_blob blob)";
    let session = setup_multiple(&[create_type_cql, create_table_cql]).expect("setup");

    #[derive(Clone, Debug, IntoCDRSValue, TryFromRow, PartialEq)]
    struct RowStruct {
        my_key: i32,
        my_udt: MyUdt,
        my_uuid: Uuid,
        my_blob: Blob,
    }

    impl RowStruct {
        fn into_query_values(self) -> QueryValues {
            query_values!("my_key" => self.my_key, "my_udt" => self.my_udt, "my_uuid" => self.my_uuid, "my_blob" => self.my_blob)
        }
    }

    #[derive(Debug, Clone, PartialEq, IntoCDRSValue, TryFromUDT)]
    struct MyUdt {
        pub my_text: String,
    }

    let row_struct = RowStruct {
        my_key: 1i32,
        my_udt: MyUdt {
            my_text: "my_text".to_string(),
        },
        my_uuid: Uuid::from_str("bb16106a-10bc-4a07-baa3-126ffe208c43").unwrap(),
        my_blob: Blob::new(vec![]),
    };

    let cql = "INSERT INTO cdrs_test.test_derived_udt \
               (my_key, my_udt, my_uuid, my_blob) VALUES (?, ?, ?, ?)";
    session
        .query_with_values(cql, row_struct.clone().into_query_values())
        .expect("insert");

    let cql = "SELECT * FROM cdrs_test.test_derived_udt";
    let rows = session
        .query(cql)
        .expect("query")
        .get_body()
        .expect("get body")
        .into_rows()
        .expect("into rows");

    assert_eq!(rows.len(), 1);
    for row in rows {
        let my_udt_row: RowStruct = RowStruct::try_from_row(row).expect("into RowStruct");
        assert_eq!(my_udt_row, row_struct);
    }
}

#[test]
#[cfg(feature = "e2e-tests")]
fn nested_udt() {
    let create_type1_cql = "CREATE TYPE IF NOT EXISTS cdrs_test.nested_inner_udt (my_text text)";
    let create_type2_cql = "CREATE TYPE IF NOT EXISTS cdrs_test.nested_outer_udt \
                            (my_inner_udt frozen<nested_inner_udt>)";
    let create_table_cql = "CREATE TABLE IF NOT EXISTS cdrs_test.test_nested_udt \
                            (my_key int PRIMARY KEY, my_outer_udt nested_outer_udt)";
    let session =
        setup_multiple(&[create_type1_cql, create_type2_cql, create_table_cql]).expect("setup");

    #[derive(Clone, Debug, IntoCDRSValue, TryFromRow, PartialEq)]
    struct RowStruct {
        my_key: i32,
        my_outer_udt: MyOuterUdt,
    }

    impl RowStruct {
        fn into_query_values(self) -> QueryValues {
            query_values!("my_key" => self.my_key, "my_outer_udt" => self.my_outer_udt)
        }
    }

    #[derive(Clone, Debug, IntoCDRSValue, TryFromUDT, PartialEq)]
    struct MyInnerUdt {
        pub my_text: String,
    }

    #[derive(Clone, Debug, IntoCDRSValue, TryFromUDT, PartialEq)]
    struct MyOuterUdt {
        pub my_inner_udt: MyInnerUdt,
    }

    let row_struct = RowStruct {
        my_key: 0,
        my_outer_udt: MyOuterUdt {
            my_inner_udt: MyInnerUdt {
                my_text: "my_text".to_string(),
            },
        },
    };

    let cql = "INSERT INTO cdrs_test.test_nested_udt \
               (my_key, my_outer_udt) VALUES (?, ?)";
    session
        .query_with_values(cql, row_struct.clone().into_query_values())
        .expect("insert");

    let cql = "SELECT * FROM cdrs_test.test_nested_udt";
    let rows = session
        .query(cql)
        .expect("query")
        .get_body()
        .expect("get body")
        .into_rows()
        .expect("into rows");

    assert_eq!(rows.len(), 1);
    for row in rows {
        let my_row_struct: RowStruct = RowStruct::try_from_row(row).expect("into RowStruct");
        assert_eq!(my_row_struct, row_struct);
    }
}

#[test]
#[cfg(feature = "e2e-tests")]
fn alter_udt_add() {
    let drop_table_cql = "DROP TABLE IF EXISTS cdrs_test.test_alter_udt_add";
    let drop_type_cql = "DROP TYPE IF EXISTS cdrs_test.alter_udt_add_udt";
    let create_type_cql = "CREATE TYPE cdrs_test.alter_udt_add_udt (my_text text)";
    let create_table_cql = "CREATE TABLE IF NOT EXISTS cdrs_test.test_alter_udt_add \
                            (my_key int PRIMARY KEY, my_map frozen<map<text, alter_udt_add_udt>>)";
    let session = setup_multiple(&[
        drop_table_cql,
        drop_type_cql,
        create_type_cql,
        create_table_cql,
    ])
    .expect("setup");

    #[derive(Clone, Debug, IntoCDRSValue, TryFromRow, PartialEq)]
    struct RowStruct {
        my_key: i32,
        my_map: HashMap<String, MyUdtA>,
    }

    impl RowStruct {
        fn into_query_values(self) -> QueryValues {
            query_values!("my_key" => self.my_key, "my_map" => self.my_map)
        }
    }

    #[derive(Clone, Debug, IntoCDRSValue, TryFromUDT, PartialEq)]
    struct MyUdtA {
        pub my_text: String,
    }

    #[derive(Clone, Debug, IntoCDRSValue, TryFromRow, PartialEq)]
    struct RowStructB {
        my_key: i32,
        my_map: HashMap<String, MyUdtB>,
    }

    #[derive(Clone, Debug, IntoCDRSValue, TryFromUDT, PartialEq)]
    struct MyUdtB {
        pub my_text: String,
        pub my_timestamp: Option<Timespec>,
    }

    let row_struct = RowStruct {
        my_key: 0,
        my_map: hashmap! { "1".to_string() => MyUdtA {my_text: "my_text".to_string()} },
    };

    let cql = "INSERT INTO cdrs_test.test_alter_udt_add \
               (my_key, my_map) VALUES (?, ?)";
    session
        .query_with_values(cql, row_struct.clone().into_query_values())
        .expect("insert");

    let cql = "ALTER TYPE cdrs_test.alter_udt_add_udt ADD my_timestamp timestamp";
    session.query(cql).expect("alter type");

    let expected_nested_udt = MyUdtB {
        my_text: "my_text".to_string(),
        my_timestamp: None,
    };

    let cql = "SELECT * FROM cdrs_test.test_alter_udt_add";
    let rows = session
        .query(cql)
        .expect("query")
        .get_body()
        .expect("get body")
        .into_rows()
        .expect("into rows");

    assert_eq!(rows.len(), 1);
    for row in rows {
        let altered_row: RowStructB = RowStructB::try_from_row(row).expect("into RowStructB");
        assert_eq!(
            altered_row.my_map,
            hashmap! { "1".to_string() => expected_nested_udt.clone() }
        );
    }
}

#[test]
#[cfg(feature = "e2e-tests")]
fn update_list_with_udt() {
    let drop_table_cql = "DROP TABLE IF EXISTS cdrs_test.update_list_with_udt";
    let drop_type_cql = "DROP TYPE IF EXISTS cdrs_test.update_list_with_udt";
    let create_type_cql = "CREATE TYPE cdrs_test.update_list_with_udt (id uuid,
    text text)";
    let create_table_cql =
        "CREATE TABLE IF NOT EXISTS cdrs_test.update_list_with_udt \
         (id uuid PRIMARY KEY, udts_set set<frozen<cdrs_test.update_list_with_udt>>)";
    let session = setup_multiple(&[
        drop_table_cql,
        drop_type_cql,
        create_type_cql,
        create_table_cql,
    ])
    .expect("setup");

    #[derive(Clone, Debug, IntoCDRSValue, TryFromRow, PartialEq)]
    struct RowStruct {
        id: Uuid,
        udts_set: Vec<MyUdt>,
    }

    impl RowStruct {
        fn into_query_values(self) -> QueryValues {
            query_values!("id" => self.id, "udts_set" => self.udts_set)
        }
    }

    #[derive(Clone, Debug, IntoCDRSValue, TryFromUDT, PartialEq)]
    struct MyUdt {
        pub id: Uuid,
        pub text: String,
    }

    let row_struct = RowStruct {
        id: Uuid::parse_str("5bd8877a-e2b2-4d6f-aafd-c3f72a6964cf").expect("row id"),
        udts_set: vec![MyUdt {
            id: Uuid::parse_str("08f49fa5-934b-4aff-8a87-f3a3287296ba").expect("udt id"),
            text: "text".into(),
        }],
    };

    let cql = "INSERT INTO cdrs_test.update_list_with_udt \
               (id, udts_set) VALUES (?, ?)";
    session
        .query_with_values(cql, row_struct.clone().into_query_values())
        .expect("insert");

    let query = session
        .prepare("UPDATE cdrs_test.update_list_with_udt SET udts_set = udts_set + ? WHERE id = ?")
        .expect("prepare query");
    let params = QueryParamsBuilder::new()
        .consistency(Consistency::Quorum)
        .values(query_values!(
            vec![MyUdt {
                id: Uuid::parse_str("68f49fa5-934b-4aff-8a87-f3a32872a6ba").expect("udt id"),
                text: "abc".into(),
            }],
            Uuid::parse_str("5bd8877a-e2b2-4d6f-aafd-c3f72a6964cf").unwrap()
        ));
    session
        .exec_with_params(&query, params.finalize())
        .expect("update set");

    let expected_row_struct = RowStruct {
        id: Uuid::parse_str("5bd8877a-e2b2-4d6f-aafd-c3f72a6964cf").expect("row id"),
        udts_set: vec![
            MyUdt {
                id: Uuid::parse_str("08f49fa5-934b-4aff-8a87-f3a3287296ba").expect("udt id"),
                text: "text".into(),
            },
            MyUdt {
                id: Uuid::parse_str("68f49fa5-934b-4aff-8a87-f3a32872a6ba").expect("udt id"),
                text: "abc".into(),
            },
        ],
    };

    let cql = "SELECT * FROM cdrs_test.update_list_with_udt";
    let rows = session
        .query(cql)
        .expect("query")
        .get_body()
        .expect("get body")
        .into_rows()
        .expect("into rows");

    assert_eq!(rows.len(), 1);
    for row in rows {
        let altered_row: RowStruct = RowStruct::try_from_row(row).expect("into RowStruct");
        assert_eq!(altered_row, expected_row_struct);
    }
}