Add new function for board type given number of channels

Author: AJ Keller

Diff for: .travis.yml

@@ -7,5 +7,4 @@ node_js:
 install:
   - npm install --all
 script:
-  - npm run test-lint
-  - npm run test-cov
+  - npm run test

Diff for: changelog.md

@@ -1,3 +1,9 @@
+# 0.0.10
+
+### New Function
+
+* Add `boardTypeForNumberOfChannels()` to Constants
+
 # 0.0.9
 
 ### New Features

Diff for: openBCIConstants.js

@@ -907,6 +907,19 @@ const constantsModule = {
         return obciNumberOfChannelsDefault;
     }
   },
+  boardTypeForNumberOfChannels: (numberOfChannels) => {
+    switch (numberOfChannels) {
+      case obciNumberOfChannelsDaisy:
+        return obciBoardDaisy;
+      case obciNumberOfChannelsGanglion:
+        return obciBoardGanglion;
+      case 0:
+        return obciBoardNone;
+      case obciNumberOfChannelsDefault:
+      default:
+        return obciBoardCyton;
+    }
+  },
   /** Possible Sample Rates */
   OBCISampleRate1000: obciSampleRate1000,
   OBCISampleRate125: obciSampleRate125,

Diff for: package.json

@@ -1,10 +1,10 @@
 {
   "name": "openbci-utilities",
-  "version": "0.0.9",
+  "version": "0.0.10",
   "description": "The official utility package of Node.js SDK for the OpenBCI Biosensor Boards.",
   "main": "index.js",
   "scripts": {
-    "test": "mocha test",
+    "test": "npm run test-lint && npm run test-cov",
     "test-lint": "semistandard | snazzy",
     "test-cov": "istanbul cover ./node_modules/mocha/bin/_mocha -- -R spec && codecov"
   },

Diff for: test/openBCIConstants-test.js

@@ -995,6 +995,20 @@ describe('OpenBCIConstants', function () {
       expect(k.numberOfChannelsForBoardType(k.OBCIBoardNone)).to.equal(0);
     });
   });
+  describe('boardTypeForNumberOfChannels', function () {
+    it('should get daisy board right for num chan', function () {
+      expect(k.boardTypeForNumberOfChannels(16)).to.equal(k.OBCIBoardDaisy);
+    });
+    it('should get cyton board right for num chan', function () {
+      expect(k.boardTypeForNumberOfChannels(8)).to.equal(k.OBCIBoardCyton);
+    });
+    it('should get ganglion right for num chan', function () {
+      expect(k.boardTypeForNumberOfChannels(4)).to.equal(k.OBCIBoardGanglion);
+    });
+    it('should get none right for num chan', function () {
+      expect(k.boardTypeForNumberOfChannels(0)).to.equal(k.OBCIBoardNone);
+    });
+  });
   describe('#getChannelSetter', function () {
     // 'channel 1, power on, gain 24, inputType normal, bias include, srb2 connect, srb1 dissconnect'
     describe('channel input selection works', function () {