added unit testing, and started implementing unit tests...phew

node_modules/env-variable/test.js

@@ -0,0 +1,46 @@
+const assume = require('assume');
+const env = require('./');
+
+describe('env-variable', function () {
+  it('merges with process.env as we are running on node', function () {
+    process.env.TESTING_ENVS = 'wat';
+
+    const data = env();
+    assume(data.TESTING_ENVS).equals('wat');
+    assume(data.foo).is.a('undefined');
+
+    const merged = env({ foo: 'bar' });
+
+    assume(merged.TESTING_ENVS).equals('wat');
+    assume(merged.foo).equals('bar');
+  });
+
+  it('lowercases keys', function () {
+    process.env.UPPERCASE = 'does NOT touch VALUES';
+
+    const data = env({ FOO: 'bar' });
+
+    assume(data.UPPERCASE).equals('does NOT touch VALUES');
+    assume(data.uppercase).equals('does NOT touch VALUES');
+    assume(data.FOO).equals('bar');
+    assume(data.foo).equals('bar');
+  });
+
+  describe('#merge', function () {
+    it('merges objects', function () {
+      const data = {};
+
+      env.merge(data, { foo: 'bar' });
+      assume(data).deep.equals({ foo: 'bar' });
+    });
+  });
+
+  describe('#parse', function () {
+    it('parses basic query strings', function () {
+      const data = env.parse('foo=bar');
+
+      assume(data).is.a('object');
+      assume(data).deep.equals({ foo: 'bar' });
+    });
+  });
+});