81 lines
2.5 KiB
Rust
81 lines
2.5 KiB
Rust
// Copyright 2016 Mozilla
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
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// this file except in compliance with the License. You may obtain a copy of the
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// License at http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed
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// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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// CONDITIONS OF ANY KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations under the License.
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extern crate mentat_core;
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extern crate mentat_query;
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extern crate mentat_query_algebrizer;
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extern crate mentat_query_parser;
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mod utils;
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use utils::{
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alg,
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SchemaBuilder,
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bails,
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};
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use mentat_core::{
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Schema,
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ValueType,
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};
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fn prepopulated_schema() -> Schema {
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SchemaBuilder::new()
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.define_simple_attr("test", "boolean", ValueType::Boolean, false)
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.define_simple_attr("test", "long", ValueType::Long, false)
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.define_simple_attr("test", "double", ValueType::Double, false)
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.define_simple_attr("test", "string", ValueType::String, false)
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.define_simple_attr("test", "keyword", ValueType::Keyword, false)
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.define_simple_attr("test", "uuid", ValueType::Uuid, false)
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.define_simple_attr("test", "instant", ValueType::Instant, false)
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.define_simple_attr("test", "ref", ValueType::Ref, false)
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.schema
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}
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#[test]
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fn test_empty_known() {
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let type_names = [
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"boolean",
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"long",
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"double",
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"string",
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"keyword",
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"uuid",
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"instant",
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"ref",
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];
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let schema = prepopulated_schema();
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for known_type in type_names.iter() {
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for required in type_names.iter() {
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let q = format!("[:find ?e :where [?e :test/{} ?v] [({} ?v)]]",
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known_type, required);
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println!("Query: {}", q);
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let cc = alg(&schema, &q);
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// It should only be empty if the known type and our requirement differ.
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assert_eq!(cc.empty_because.is_some(), known_type != required,
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"known_type = {}; required = {}", known_type, required);
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}
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}
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}
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#[test]
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fn test_multiple() {
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let schema = prepopulated_schema();
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let q = "[:find ?e :where [?e _ ?v] [(long ?v)] [(double ?v)]]";
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let cc = alg(&schema, &q);
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assert!(cc.empty_because.is_some());
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}
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#[test]
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fn test_unbound() {
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let schema = prepopulated_schema();
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bails(&schema, "[:find ?e :where [(string ?e)]]");
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}
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