optional deps test

tests/injectables/optional/singleton/service1.js

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+var MyService = function () {
+	this.name = "singleton/service1";
+};
+
+exports = module.exports = function () {
+	return new MyService();
+};
+
+exports['@singleton'] = true;

tests/injectables/optional/singleton/service2.js

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+var MyService = function () {
+	this.name = "singleton/service2";
+};
+
+exports = module.exports = function () {
+	return new MyService();
+};
+
+exports['@singleton'] = true;

tests/injectables/optional/singleton/service3.js

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+var MyService = function (service1, missingDep, service2) {
+    this.service1 = service1;
+    this.missingDep = missingDep;
+    this.service2 = service2;
+    this.name = "singleton/service3";
+};
+
+exports = module.exports = function (service1, missingDep, service2) {
+    return new MyService(service1, missingDep, service2);
+};
+
+exports['@singleton'] = true;
+exports['@require'] = ['singleton/service1'];
+exports['@optional'] = ['missingDep', 'singleton/service2'];

tests/optionalDeps.js

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+delete require.cache[require.resolve('electrolyte')];
+var IoC = require('electrolyte');
+
+var expect = require('chai').expect;
+
+before(function () {
+    IoC.singleton("singleton/service1", require("./injectables/optional/singleton/service1"));
+    IoC.singleton("singleton/service2", require("./injectables/optional/singleton/service2"));
+    IoC.singleton("singleton/service3", require("./injectables/optional/singleton/service3"));
+});
+
+describe('optionalDeps', function () {
+    // TODO: implement chacks on all the fields
+
+    it('injectedEquality', function () {
+        expect(IoC.create("singleton/service3").service1).to.eql(require("./injectables/optional/singleton/service1")());
+        expect(IoC.create("singleton/service3").service2).to.eql(require("./injectables/optional/singleton/service2")());
+        expect(IoC.create("singleton/service3").missingDep).to.be.null;
+    });
+
+    it('injectedIdentity', function () {
+        expect(IoC.create("singleton/service3").service1).to.equal(IoC.create("singleton/service1"));
+        expect(IoC.create("singleton/service3").service2).to.equal(IoC.create("singleton/service2"));
+    });
+
+
+});
+
+