mungedb-aggregate/test/lib/matcher/TextMatchExpression_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,
	TextMatchExpression = require("../../../lib/matcher/TextMatchExpression");

exports.TextMatchExpression = {

	"should match an element, regardless of what is provided": function() {
		var text = new TextMatchExpression(),
			text2 = new TextMatchExpression();

		assert.strictEqual(text.init("query", "language").code, ErrorCodes.OK);
		assert.strictEqual(text2.init("query2", "language2").code, ErrorCodes.OK);

		assert.ok(text.matchesSingleElement(text2)); // It'll always work. Just the way it is in source.
	},

	"should return the query provided in the init": function() {
		var text = new TextMatchExpression();

		text.init("query", "language");

		assert.strictEqual(text.getQuery(), "query");
	},

	"should return the language provided in the init": function() {
		var text = new TextMatchExpression();

		text.init("query", "language");

		assert.strictEqual(text.getLanguage(), "language");
	},

	"should return equivalency": function() {
		var text1 = new TextMatchExpression(),
			text2 = new TextMatchExpression(),
			text3 = new TextMatchExpression();

		text1.init("query", "language");
		text2.init("query", "language");
		text3.init("query2", "language2");

		assert.ok(text1.equivalent(text1));
		assert.ok(text1.equivalent(text2));
		assert.ok(!text1.equivalent(text3));
	},

	"should return a shallow copy of the original text match expression": function() {
		var text1 = new TextMatchExpression();
		text1.init("query", "language");
		var text2 = text1.shallowClone();

		assert.ok(text1.equivalent(text2));
	},

};