added iso2->iso3 conversion to /search endpoint

sanitizer/search.js

@@ -5,6 +5,7 @@ var sanitizeAll = require('../sanitizer/sanitizeAll'),
       quattroshapes_deprecation: require('../sanitizer/_deprecate_quattroshapes'),
       singleScalarParameters: require('../sanitizer/_single_scalar_parameters'),
       text: require('../sanitizer/_text'),
+      iso2_to_iso3: require('../sanitizer/_iso2_to_iso3'),
       size: require('../sanitizer/_size')(/* use defaults*/),
       layers: require('../sanitizer/_targets')('layers', type_mapping.layer_mapping),
       sources: require('../sanitizer/_targets')('sources', type_mapping.source_mapping),

test/unit/sanitizer/search.js

@@ -21,6 +21,10 @@ module.exports.tests.sanitize = function(test, common) {
         called_sanitizers.push('_text');
         return { errors: [], warnings: [] };
       },
+      '../sanitizer/_iso2_to_iso3': function() {
+        called_sanitizers.push('_iso2_to_iso3');
+        return { errors: [], warnings: [] };
+      },
       '../sanitizer/_size': function() {
         if (arguments.length === 0) {
           return function() {
@@ -81,6 +85,7 @@ module.exports.tests.sanitize = function(test, common) {
       '_deprecate_quattroshapes',
       '_single_scalar_parameters',
       '_text',
+      '_iso2_to_iso3',
       '_size',
       '_targets/layers',
       '_targets/sources',