Function create_expr_test

datafusion/core/tests/expr_api/mod.rs:414–422

Creates the physical expression from Expr and compares the Debug expression to the expected result.

(expr: Expr, expected_expr: &str)

/// Creates the physical expression from Expr and compares the Debug expression
/// to the expected result.
fn create_expr_test(expr: Expr, expected_expr: &str) {
    let batch = &TEST_BATCH;
    let df_schema = DFSchema::try_from(batch.schema()).unwrap();
    let physical_expr = SessionContext::new()
        .create_physical_expr(expr, &df_schema)
        .unwrap();

    assert_eq!(physical_expr.to_string(), expected_expr);
}

/// Creates the physical expression from Expr and runs the expr simplifier
fn create_simplified_expr_test(expr: Expr, expected_expr: &str) {