Adds proper tests

spec/CLI.spec.js

@@ -0,0 +1,65 @@
+var commander = require("../src/cli/utils/commander");
+
+var definitions = {
+  "arg0": "PROGRAM_ARG_0",
+  "arg1": {
+    env: "PROGRAM_ARG_1",
+    required: true
+  },
+  "arg2": {
+    env: "PROGRAM_ARG_2",
+    action: function(value) {
+      return parseInt(value);
+    }
+  },
+  "arg3": {}
+}
+
+describe("commander additions", () => {
+  
+  afterEach((done) => {
+    commander.options = [];
+    delete commander.arg0;
+    delete commander.arg1;
+    delete commander.arg2;
+    delete commander.arg3;
+    done();
+  })
+  
+  it("should load properly definitions from args", (done) => {
+    commander.loadDefinitions(definitions);
+    commander.parse(["node","./CLI.spec.js","--arg0", "arg0Value", "--arg1", "arg1Value", "--arg2", "2", "--arg3", "some"]);
+    expect(commander.arg0).toEqual("arg0Value");
+    expect(commander.arg1).toEqual("arg1Value");
+    expect(commander.arg2).toEqual(2);
+    expect(commander.arg3).toEqual("some");
+    done();
+  });
+  
+  it("should load properly definitions from env", (done) => {
+    commander.loadDefinitions(definitions);
+    commander.parse([], {
+      "PROGRAM_ARG_0": "arg0ENVValue",
+      "PROGRAM_ARG_1": "arg1ENVValue",
+      "PROGRAM_ARG_2": "3",
+    });
+    expect(commander.arg0).toEqual("arg0ENVValue");
+    expect(commander.arg1).toEqual("arg1ENVValue");
+    expect(commander.arg2).toEqual(3);
+    done();
+  });
+  
+  it("should load properly use args over env", (done) => {
+    commander.loadDefinitions(definitions);
+    commander.parse(["node","./CLI.spec.js","--arg0", "arg0Value"], {
+      "PROGRAM_ARG_0": "arg0ENVValue",
+      "PROGRAM_ARG_1": "arg1ENVValue",
+      "PROGRAM_ARG_2": "4",
+    });
+    expect(commander.arg0).toEqual("arg0Value");
+    expect(commander.arg1).toEqual("arg1ENVValue");
+    expect(commander.arg2).toEqual(4);
+    done();
+  });
+  
+})