[setup/checkEsVersion] added tests

test/unit/specs/components/setup/check_es_version.js

@@ -0,0 +1,75 @@
+define(function (require) {
+  describe('Setup: Check ES Version', function () {
+    var _ = require('lodash');
+    var sinon = require('test_utils/auto_release_sinon');
+    require('test_utils/no_digest_promises').activateForSuite();
+
+    var checkEsVersion;
+    var es;
+    var Promise;
+
+    beforeEach(module('kibana', function ($provide) {
+      // hard coded to prevent failures when we bump the version
+      $provide.constant('minimumElasticsearchVersion', '1.4.3');
+    }));
+
+    beforeEach(inject(function (Private, $injector) {
+      checkEsVersion = Private(require('components/setup/steps/check_es_version'));
+      es = $injector.get('es');
+      Promise = $injector.get('Promise');
+    }));
+
+    function setNodes(/* ...versions */) {
+      var versions = _.shuffle(arguments);
+      var nodes = {};
+      var i = 0;
+
+      while (versions.length) {
+        var name = 'node-' + (++i);
+        var version = versions.shift();
+
+        var node = {
+          version: version,
+          http_address: 'http_address',
+          ip: 'ip'
+        };
+
+        if (!_.isString(version)) _.assign(node, version);
+        nodes[name] = node;
+      }
+
+      sinon.stub(es.nodes, 'info').returns(Promise.resolve({
+        nodes: nodes
+      }));
+    }
+
+    it('passes with single a node that matches', function () {
+      setNodes('1.4.3');
+      return checkEsVersion();
+    });
+
+    it('passes with multiple nodes that satisfy', function () {
+      setNodes('1.4.3', '1.4.4', '1.4.3-Beta1');
+      return checkEsVersion();
+    });
+
+    it('fails with a single node that is out of date', function () {
+      setNodes('1.4.4', '1.4.2', '1.4.5');
+      return checkEsVersion()
+      .then(function () {
+        throw new Error('expected validation to fail');
+      }, _.noop);
+    });
+
+    it('passes if that single node is a client node', function () {
+      setNodes(
+        '1.4.4',
+        { version: '1.4.2', attributes: { client: 'true' } },
+        '1.4.5'
+      );
+      
+      return checkEsVersion();
+    });
+
+  });
+});