Add jest test

src/legacy/core_plugins/kibana/public/discover/np_ready/angular/doc_table/lib/get_sort.test.ts

@@ -0,0 +1,99 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { getSort, getSortArray } from './get_sort';
+// @ts-ignore
+import FixturesStubbedLogstashIndexPatternProvider from 'fixtures/stubbed_logstash_index_pattern';
+import { IIndexPattern } from '../../../../kibana_services';
+
+describe('docTable', function() {
+  let indexPattern: IIndexPattern;
+
+  beforeEach(() => {
+    indexPattern = FixturesStubbedLogstashIndexPatternProvider() as IIndexPattern;
+  });
+
+  describe('getSort function', function() {
+    test('should be a function', function() {
+      expect(typeof getSort === 'function').toBeTruthy();
+    });
+
+    test('should return an array of objects', function() {
+      expect(getSort([['bytes', 'desc']], indexPattern)).toEqual([{ bytes: 'desc' }]);
+
+      delete indexPattern.timeFieldName;
+      expect(getSort([['bytes', 'desc']], indexPattern)).toEqual([{ bytes: 'desc' }]);
+    });
+
+    test('should passthrough arrays of objects', () => {
+      expect(getSort([{ bytes: 'desc' }], indexPattern)).toEqual([{ bytes: 'desc' }]);
+    });
+
+    test('should return an empty array when passed an unsortable field', function() {
+      expect(getSort(['non-sortable', 'asc'], indexPattern)).toEqual([]);
+      expect(getSort(['lol_nope', 'asc'], indexPattern)).toEqual([]);
+
+      delete indexPattern.timeFieldName;
+      expect(getSort(['non-sortable', 'asc'], indexPattern)).toEqual([]);
+    });
+
+    test('should return an empty array ', function() {
+      expect(getSort([], indexPattern)).toEqual([]);
+      expect(getSort(['foo'], indexPattern)).toEqual([]);
+      expect(getSort({ foo: 'bar' }, indexPattern)).toEqual([]);
+    });
+
+    test('should return an empty array on non-time patterns', function() {
+      delete indexPattern.timeFieldName;
+
+      expect(getSort([], indexPattern)).toEqual([]);
+      expect(getSort(['foo'], indexPattern)).toEqual([]);
+      expect(getSort({ foo: 'bar' }, indexPattern)).toEqual([]);
+    });
+  });
+
+  describe('getSortArray function', function() {
+    test('should have an array method', function() {
+      expect(getSortArray).toBeInstanceOf(Function);
+    });
+
+    test('should return an array of arrays for sortable fields', function() {
+      expect(getSortArray([['bytes', 'desc']], indexPattern)).toEqual([['bytes', 'desc']]);
+    });
+
+    test('should return an array of arrays from an array of elasticsearch sort objects', function() {
+      expect(getSortArray([{ bytes: 'desc' }], indexPattern)).toEqual([['bytes', 'desc']]);
+    });
+
+    test('should sort by an empty array when an unsortable field is given', function() {
+      expect(getSortArray([{ 'non-sortable': 'asc' }], indexPattern)).toEqual([]);
+      expect(getSortArray([{ lol_nope: 'asc' }], indexPattern)).toEqual([]);
+
+      delete indexPattern.timeFieldName;
+      expect(getSortArray([{ 'non-sortable': 'asc' }], indexPattern)).toEqual([]);
+    });
+
+    test('should return an empty array when passed an empty sort array', () => {
+      expect(getSortArray([], indexPattern)).toEqual([]);
+
+      delete indexPattern.timeFieldName;
+      expect(getSortArray([], indexPattern)).toEqual([]);
+    });
+  });
+});