datafusion/substrait/tests/cases/function_test.rs

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//! Tests for Function Compatibility

#[cfg(test)]
mod tests {
    use crate::utils::test::{add_plan_schemas_to_ctx, read_json};

    use datafusion::common::Result;
    use datafusion::prelude::SessionContext;
    use datafusion_substrait::logical_plan::consumer::from_substrait_plan;
    use insta::assert_snapshot;

    #[tokio::test]
    async fn contains_function_test() -> Result<()> {
        let proto_plan = read_json("tests/testdata/contains_plan.substrait.json");
        let ctx = add_plan_schemas_to_ctx(SessionContext::new(), &proto_plan)?;
        let plan = from_substrait_plan(&ctx.state(), &proto_plan).await?;

        assert_snapshot!(
        plan,
        @r#"
            Projection: nation.n_name
              Filter: contains(nation.n_name, Utf8("IA"))
                TableScan: nation
            "#
                );
        Ok(())
    }
}