mentat/query-algebrizer/tests/utils/mod.rs

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// Copyright 2018 Mozilla
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
// this file except in compliance with the License. You may obtain a copy of the
// License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
// This is required to prevent warnings about unused functions in this file just
// because it's unused in a single file (tests that don't use every function in
// this module will get warnings otherwise).
#![allow(dead_code)]
use core_traits::{Attribute, Entid, ValueType};
use mentat_core::Schema;
use edn::query::Keyword;
use query_algebrizer_traits::errors::AlgebrizerError;
use mentat_query_algebrizer::{
algebrize, algebrize_with_inputs, parse_find_string, ConjoiningClauses, Known, QueryInputs,
};
// Common utility functions used in multiple test files.
// These are helpers that tests use to build Schema instances.
pub fn associate_ident(schema: &mut Schema, i: Keyword, e: Entid) {
schema.entid_map.insert(e, i.clone());
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schema.ident_map.insert(i, e);
}
pub fn add_attribute(schema: &mut Schema, e: Entid, a: Attribute) {
schema.attribute_map.insert(e, a);
}
pub struct SchemaBuilder {
pub schema: Schema,
pub counter: Entid,
}
impl SchemaBuilder {
pub fn new() -> SchemaBuilder {
SchemaBuilder {
schema: Schema::default(),
counter: 65,
}
}
pub fn define_attr(mut self, kw: Keyword, attr: Attribute) -> Self {
associate_ident(&mut self.schema, kw, self.counter);
add_attribute(&mut self.schema, self.counter, attr);
self.counter += 1;
self
}
pub fn define_simple_attr<T>(
self,
keyword_ns: T,
keyword_name: T,
value_type: ValueType,
multival: bool,
) -> Self
where
T: AsRef<str>,
{
self.define_attr(
Keyword::namespaced(keyword_ns, keyword_name),
Attribute {
value_type,
multival,
..Default::default()
},
)
}
}
pub fn bails(known: Known, input: &str) -> AlgebrizerError {
let parsed = parse_find_string(input).expect("query input to have parsed");
algebrize(known, parsed).expect_err("algebrize to have failed")
}
pub fn bails_with_inputs(known: Known, input: &str, inputs: QueryInputs) -> AlgebrizerError {
let parsed = parse_find_string(input).expect("query input to have parsed");
algebrize_with_inputs(known, parsed, 0, inputs).expect_err("algebrize to have failed")
}
pub fn alg(known: Known, input: &str) -> ConjoiningClauses {
let parsed = parse_find_string(input).expect("query input to have parsed");
algebrize(known, parsed)
.expect("algebrizing to have succeeded")
.cc
}
pub fn alg_with_inputs(known: Known, input: &str, inputs: QueryInputs) -> ConjoiningClauses {
let parsed = parse_find_string(input).expect("query input to have parsed");
algebrize_with_inputs(known, parsed, 0, inputs)
.expect("algebrizing to have succeeded")
.cc
}