made package.json, wrote new tests

01week/rockPaperScissors.js

@@ -49,3 +49,5 @@ if (typeof describe === 'function') {
   getPrompt();
 
 }
+
+module.exports = rockPaperScissors

02week/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "testing",
+  "version": "1.0.0",
+  "description": "class 4 tests",
+  "main": "tests.js",
+  "scripts": {
+    "test": "./node_modules/.bin/mocha"
+  },
+  "author": "hashmilk",
+  "license": "ISC",
+  "dependencies": {},
+  "devDependencies": {
+    "mocha": "^5.2.0"
+  }
+}

02week/rockPaperScissors.js

@@ -0,0 +1,114 @@
+'use strict';
+
+const assert = require('assert');
+const readline = require('readline');
+const rl = readline.createInterface({
+  input: process.stdin,
+  output: process.stdout
+});
+
+
+function rockPaperScissors(a, b) {
+
+  // define variables for win states:
+  const tie = "It's a tie!";
+  const player1Wins = "Hand one wins!";
+  const player2Wins = "Hand two wins!";
+  // take the function's arguments (player choices) and make them lowercase so they still run even if a player capitalizes a letter:
+  let hand1 = a.toLowerCase().trim();
+  let hand2 = b.toLowerCase().trim();
+  // check if the choices are valid/create a boolean so it can be compared in the results stage:
+  function choiceChecker(hand1, hand2) {
+    switch(hand1){
+      // if player 1 picks a valid turn then break and move on to checking player 2, or else return that it's a false move:
+      case 'rock':
+      case 'paper':
+      case 'scissors':
+        break;
+      default: 
+        return false;
+    }
+    // check player 2's choice and if both player's choices are valid then return true, if player 2's choice is not valid then return false:
+    switch(hand2){
+      case 'rock':
+      case 'paper':
+      case 'scissors':
+        return true;
+      default: 
+        return false;
+    }
+  }
+  // define a boolean variable created from the validity checking function:
+  let isValid = choiceChecker(hand1, hand2);
+  //     !!!   Win States   !!!
+  // if the choices aren't valid, say so:
+  if (!isValid) {
+    return 'Try again, choose either rock, paper, or scissors!';
+  }
+  // if the choices are the same, the game results in a tie:
+  else if (hand1 === hand2) {
+    return tie;
+  } 
+  // or else if player one picks rock, determine winner based off player 2's choice:
+  else if (hand1 === 'rock') {
+    if (hand2 === 'paper') {
+      return player2Wins;
+    } else {
+      return player1Wins;
+    }
+  }
+  // or else if player 1 picks paper, determine winner based off player 2's choice:
+  else if (hand1 === 'paper') {
+    if(hand2 === 'rock') {
+      return player1Wins;
+    } else {
+      return player2Wins;
+    }
+  }
+  // finally, if player 1 picks scissors, determine winner based off player 2's choice:
+  else if (hand1 === 'scissors') {
+    if (hand2 === 'rock') {
+      return player2Wins;
+    } else {
+      return player1Wins;
+    }
+  }
+}
+
+function getPrompt() {
+  rl.question('hand1: ', (answer1) => {
+    rl.question('hand2: ', (answer2) => {
+      console.log( rockPaperScissors(answer1, answer2) );
+      getPrompt();
+    });
+  });
+}
+getPrompt();
+// Tests
+
+// if (typeof describe === 'function') {
+
+//   describe('#rockPaperScissors()', () => {
+//     it('should detect a tie', () => {
+//       assert.equal(rockPaperScissors('rock', 'rock'), "It's a tie!");
+//       assert.equal(rockPaperScissors('paper', 'paper'), "It's a tie!");
+//       assert.equal(rockPaperScissors('scissors', 'scissors'), "It's a tie!");
+//     });
+//     it('should detect which hand won', () => {
+//       assert.equal(rockPaperScissors('rock', 'paper'), "Hand two wins!");
+//       assert.equal(rockPaperScissors('paper', 'scissors'), "Hand two wins!");
+//       assert.equal(rockPaperScissors('rock', 'scissors'), "Hand one wins!");
+//     });
+//     it('should scrub input to ensure lowercase with "trim"ed whitepace', () => {
+//       assert.equal(rockPaperScissors('rOcK', ' paper '), "Hand two wins!");
+//       assert.equal(rockPaperScissors('Paper', 'SCISSORS'), "Hand two wins!");
+//       assert.equal(rockPaperScissors('rock ', 'sCiSsOrs'), "Hand one wins!");
+//     });
+//   });
+// } else {
+
+//   getPrompt();
+
+// }
+
+module.exports = rockPaperScissors;