mungedb-aggregate/test/lib/matcher/NorMatchExpression_test.js

"use strict";
if (!module.parent) return require.cache[__filename] = 0, (new(require("mocha"))()).addFile(__filename).ui("exports").run(process.exit);
var assert = require("assert"),
	ErrorCodes = require("../../../lib/errors").ErrorCodes,
	matcher = require("../../../lib/matcher/"),
	NorMatchExpression = matcher.NorMatchExpression,
	EqualityMatchExpression = matcher.EqualityMatchExpression,
	NotMatchExpression = matcher.NotMatchExpression,
	GTMatchExpression = matcher.GTMatchExpression,
	LTMatchExpression = matcher.LTMatchExpression,
	MatchDetails = matcher.MatchDetails;

exports.NorMatchExpression = {

	"should match nothing with no clauses": function() {
		var op = new NorMatchExpression();
		assert.ok( op.matches({}));
	},

	/*"should match with a three element clause": function() {
		var lt = new LTMatchExpression();
		var gt = new GTMatchExpression();
		var rgx = new RegexMatchExpression();
		var op = new AndMatchExpression();
		assert.strictEqual( lt.init("a","z1").code,ErrorCodes.OK);
		assert.strictEqual( gt.init("a","a1").code,ErrorCodes.OK);
		assert.strictEqual( rgx.init("a","1","").code,ErrorCodes.OK);
		op.add(lt);
		op.add(gt);
		op.add(rgx);
		assert.ok( op.matches({"a":"r1"}) );
		assert.ok( ! op.matches({"a": "z1"}) );
		assert.ok( ! op.matches({"a": "a1"}) );
		assert.ok( ! op.matches({"a":"r"}) );
	},*/

	"should match a single clause": function() {
		var nop = new NotMatchExpression();
		var eq = new EqualityMatchExpression();
		var op = new NorMatchExpression();

		assert.strictEqual(eq.init("a", 5).code, ErrorCodes.OK);
		assert.strictEqual(nop.init(eq).code, ErrorCodes.OK);
		op.add(nop);
		assert.ok( ! op.matches({"a":4}) );
		assert.ok( ! op.matches({"a":[4,6]}) );
		assert.ok( op.matches({"a":5}) );
		assert.ok( op.matches({"a":[4,5]}) );
	},

	"should match three clauses": function() {
		var baseOperand1 = {"$gt":10},
			baseOperand2 = {"$lt":0},
			baseOperand3 = {"b":100},
			sub1 = new GTMatchExpression(),
			sub2 = new LTMatchExpression(),
			sub3 = new EqualityMatchExpression(),
			orOp = new NorMatchExpression();

		assert.strictEqual(sub1.init("a", baseOperand1.$gt).code, ErrorCodes.OK);
		assert.strictEqual(sub2.init("a", baseOperand2.$lt).code, ErrorCodes.OK);
		assert.strictEqual(sub3.init("b", baseOperand3.b).code, ErrorCodes.OK);

		orOp.add(sub1);
		orOp.add(sub2);
		orOp.add(sub3);

		assert.ok( ! orOp.matches({"a":-1}));
		assert.ok( ! orOp.matches({"a":11}));
		assert.ok( orOp.matches({"a":5}));
		assert.ok( ! orOp.matches({"b":100}));
		assert.ok( orOp.matches({"b":101}));
		assert.ok( orOp.matches({}));
		assert.ok( ! orOp.matches({"a":11, "b":100}));
	},

	"should have an elemMatchKey": function() {
		var baseOperand1 = {"a":1},
			baseOperand2 = {"b":2},
			sub1 = new EqualityMatchExpression(),
			sub2 = new EqualityMatchExpression(),
			orOp = new NorMatchExpression(),
			details = new MatchDetails();

		assert.strictEqual(sub1.init("a", baseOperand1.a).code, ErrorCodes.OK);
		assert.strictEqual(sub2.init("b", baseOperand2.b).code, ErrorCodes.OK);

		orOp.add(sub1);
		orOp.add(sub2);

		details.requestElemMatchKey();
		assert.ok( orOp.matchesJSON({"a":[10], "b":[10]}, details));
		assert.ok(!details.hasElemMatchKey());

		assert.ok( ! orOp.matchesJSON({"a":[1], "b":[1, 2]}, details));
		assert.ok(!details.hasElemMatchKey());
	},

};