Function drop_columns_with_empty_array

datafusion/core/tests/dataframe/mod.rs:535–552

()

#[tokio::test]
async fn drop_columns_with_empty_array() -> Result<()> {
    // build plan using Table API
    let t = test_table().await?;
    let drop_columns = vec![] as Vec<&str>;
    let t2 = t.drop_columns(&drop_columns)?;
    let plan = t2.logical_plan().clone();

    // build query using SQL
    let sql_plan = create_plan(
        "SELECT c1,c2,c3,c4,c5,c6,c7,c8,c9,c10,c11,c12,c13 FROM aggregate_test_100",
    )
    .await?;

    // the two plans should be identical
    assert_same_plan(&plan, &sql_plan);

    Ok(())
}

#[tokio::test]
async fn drop_columns_qualified() -> Result<()> {