Tons of Solutions Engineering work done today for the rest of the CS team! Headway, Howard Hanna, Engels, Brighton, etc. Also completed Datasnippers auth flow and worked on Anthology's script. Cloned Anthology's courses (900..) and will clone Full Story on Monday.

Scripts/node_modules/netmask/tests/netmask.js

@@ -0,0 +1,103 @@
+/* It is important to test our Javascript output as well as our coffeescript, 
+ * since code that is transpiled may be slightly different in effect from the
+ * original.
+ * 
+ * Run these tests (against lib/netmask.js, not lib/netmask.coffee directly)
+ * using mocha, after re-generating lib/netmask.js including your changes:
+ *
+ * mocha tests/netmask.js
+ */
+
+const assert = require('assert');
+const Netmask = require('../').Netmask;
+
+describe('Netmask', () => {
+  describe('can build a block', () => {
+    let block = new Netmask('10.1.2.0/24');
+
+    it('should contain a sub-block', () => {
+      let block1 = new Netmask('10.1.2.10/29');
+      assert(block.contains(block1));
+    });
+
+    it('should contain another sub-block', () => {
+      let block2 = new Netmask('10.1.2.10/31');
+      assert(block.contains(block2));
+    });
+
+    it('should contain a third sub-block', () => {
+      let block3 = new Netmask('10.1.2.20/32');
+      assert(block.contains(block3));
+    });
+  });
+
+  describe('when presented with an octet which is not a number', () => {
+    let block = new Netmask('192.168.0.0/29')
+
+    it('should throw', () => {
+      assert.throws(() => block.contains('192.168.~.4'), Error);
+    });
+  });
+
+  describe('can handle hexadecimal, octal, & decimal octets in input IP', () => {
+    let block1 = new Netmask('31.0.0.0/19');
+    let block2 = new Netmask('127.0.0.0/8');
+    let block3 = new Netmask('255.0.0.1/12');
+    let block4 = new Netmask('10.0.0.1/8');
+    let block5 = new Netmask('1.0.0.1/4');
+
+    describe('octal', () => {
+      it('block 31.0.0.0/19 does not contain 031.0.5.5', () => {
+        assert(!block1.contains('031.0.5.5'));
+      }); 
+      it('block 127.0.0.0/8 contains 0177.0.0.2 (127.0.0.2)', () => {
+        assert(block2.contains('0177.0.0.2'));
+      });
+      it('block 255.0.0.1/12 does not contain 0255.0.0.2 (173.0.0.2)', () => {
+        assert(!block3.contains('0255.0.0.2'));
+      });
+      it('block 10.0.0.1/8 contains 012.0.0.255 (10.0.0.255)', () => {
+        assert(block4.contains('012.0.0.255'));
+      });
+      it('block 1.0.0.1/4 contains 01.02.03.04', () => {
+        assert(block5.contains('01.02.03.04'));
+      });
+    });
+
+    describe('hexadecimal', () => {
+      it('block 31.0.0.0/19 does not contain 0x31.0.5.5', () => {
+        assert(!block1.contains('0x31.0.5.5'));
+      });
+      it('block 127.0.0.0/8 contains 0x7f.0.0.0x2 (127.0.0.2)', () => {
+        assert(block2.contains('0x7f.0.0.0x2'));
+      });
+      it('block 255.0.0.1/12 contains 0xff.0.0.2', () => {
+        assert(block3.contains('0xff.0.0.2'));
+      });
+      it('block 10.0.0.1/8 does not contain 0x10.0.0.255', () => {
+        assert(!block4.contains('0x10.0.0.255'));
+      });
+      it('block 1.0.0.1/4 contains 0x1.0x2.0x3.0x4', () => {
+        assert(block5.contains('0x1.0x2.0x3.0x4'));
+      });
+    });
+
+    describe('decimal', () => {
+      it('block 31.0.0.0/19 contains 31.0.5.5', () => {
+        assert(block1.contains('31.0.5.5'));
+      });
+      it('block 127.0.0.0/8 does not contain 128.0.0.2', () =>{
+        assert(!block2.contains('128.0.0.2'));
+      });
+      it('block 255.0.0.1/12 contains 255.0.0.2', () => {
+        assert(block3.contains('255.0.0.2'));
+      });
+      it('block 10.0.0.1/8 contains 10.0.0.255', () => {
+        assert(block4.contains('10.0.0.255'));
+      });
+      it('block 1.0.0.1/4 contains 1.2.3.4', () => {
+        assert(block5.contains('1.2.3.4'));
+      });
+    });
+  });
+});