plugin.test.js

"use strict";

var mapnik = require('../');
var assert = require('assert');
var path = require('path');

describe('plugin testing', function() {

    it('test registering of datasource', function() {
        // Should register fine the first time
        // ensure shape input is registered
        mapnik.register_datasource(path.join(mapnik.settings.paths.input_plugins,'shape.input'));
        // should not register again
        var b = mapnik.register_datasource(path.join(mapnik.settings.paths.input_plugins,'shape.input'));
        assert.equal(false, b);
        
        var ds_list = mapnik.datasources();
        var contains = false;
        for (var i = 0; i < ds_list.length; i++) { 
            if (ds_list[i] === 'shape') contains = true;
        }
        assert.equal(contains, true);
    });
    
    it('test registering of datasource - other naming', function() {
        // Should register fine the first time
        // ensure shape input is registered
        mapnik.registerDatasource(path.join(mapnik.settings.paths.input_plugins,'shape.input'));
        // should not register again
        var b = mapnik.registerDatasource(path.join(mapnik.settings.paths.input_plugins,'shape.input'));
        assert.equal(false, b);
        
        var ds_list = mapnik.datasources();
        var contains = false;
        for (var i = 0; i < ds_list.length; i++) { 
            if (ds_list[i] === 'shape') contains = true;
        }
        assert.equal(contains, true);
    });


    it('should fail to register plugin', function() {
        
        assert.throws(function() {
            mapnik.register_datasource();
        });
        assert.throws(function() {
            mapnik.register_datasource(1);
        });
        assert.throws(function() {
            mapnik.register_datasource('ab', 'c');
        });
        
        assert.throws(function() {
            mapnik.register_datasources();
        });
        assert.throws(function() {
            mapnik.register_datasources(1);
        });
        assert.throws(function() {
            mapnik.register_datasources('ab', 'c');
        });
    });
    
    it('test registering of multiple datasources', function() {
        // Should register fine the first time
        // ensure shape input is registered
        mapnik.register_datasources(mapnik.settings.paths.input_plugins);
        // should not register again
        var b = mapnik.register_datasources(mapnik.settings.paths.input_plugins);
        assert.equal(false, b);
    });

    it('test registering of multiple datasources - alternate naming', function() {
        // Should register fine the first time
        // ensure shape input is registered
        mapnik.registerDatasources(mapnik.settings.paths.input_plugins);
        // should not register again
        var b = mapnik.registerDatasources(mapnik.settings.paths.input_plugins);
        assert.equal(false, b);
    });

});