fix some mis-mergings for basic-javascript.json
This commit is contained in:
Quincy Larson
@ -528,6 +528,7 @@
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"tests": [
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"assert((function(d){if(d[0] == 'John' && d[1] == 23 && d[2] == undefined){return true;}else{return false;}})(myArray), 'message: <code>myArray</code> should only contain <code>[\"John\", 23]</code>.');",
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"assert((function(d){if(d[0] == 'cat' && d[1] == 2 && d[2] == undefined){return true;}else{return false;}})(removed), 'message: <code>removedFromMyArray</code> should only contain <code>[\"cat\", 2]</code>.');"
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],
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"challengeSeed": [
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"var ourArray = [1,2,3];",
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@ -871,6 +872,12 @@
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"description": [
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"You can run the same code multiple times by using a loop.",
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"The most common type of JavaScript loop is called a \"for loop\" because it runs \"for\" a specific number of times.",
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"For loops are declared with three optional expressions seperated by semicolons:",
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"<code>for([initialization]; [condition]; [final-expression])</code>",
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"The <code>initialization</code> statement is executed one time only before the loop starts. It is typically used to define and setup your loop varaible.",
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"The <code>condition</code> statement is evaluated at the beginning of every loop and will continue as long as it evalutes <code>true</code>. When <code>condition</code> is <code>false</code> at the start of the loop, the loop will stop executing. This means if <code>condition</code> starts as <code>false</code>, your loop will never execute.",
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"The <code>final-expression</code> is executed at the end of each loop iteration, prior to the next <code>condition</code> check and is usually used to increment or decrement your loop counter.",
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"We'll initialize with <code>i = 0</code> and loop while our condition <code>i < 5</code> is true. We'll increment <code>i</code> by 1 each loop with <code>i++</code> as our <code>final-expression</code>.",
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"<code>var ourArray = [];</code>",
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"<code>for(var i = 0; i < 5; i++) {</code>",
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"<code>  ourArray.push(i);</code>",
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@ -879,7 +886,7 @@
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"Let's try getting a for loop to work by pushing values to an array."
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],
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"tests": [
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"assert(editor.getValue().match(/for/g), 'message: You should be using a <code>for</code> loop for this.');",
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"assert(editor.getValue().match(/for\\s*\\(/g).length > 1, 'message: You should be using a <code>for</code> loop for this.');",
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"assert.deepEqual(myArray, [0,1,2,3,4], 'message: <code>myArray</code> should equal [0,1,2,3,4].');"
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],
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"challengeSeed": [
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@ -900,6 +907,81 @@
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"type": "waypoint",
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"challengeType": 1
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},
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{
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"id":"56104e9e514f539506016a5c",
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"title": "Iterate Odd Numbers With a For Loop",
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"description":[
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"For loops don't have to iterate one at a time. By changing our <code>final-expression</code>, we can count by even numbers.",
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"We'll start at <code>i = 0</code> and loop while <code>i < 10</code>. We'll increment <code>i</code> by 2 each loop with <code>i += 2</code>.",
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"<code>var ourArray = [];</code>",
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"<code>for(var i = 0; i < 10; i += 2) {</code>",
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"<code>  ourArray.push(i);</code>",
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"<code>}</code>",
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"<code>ourArray</code> will now contain [0,2,4,6,8] ",
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"Let's change our <code>initialization</code> and <code>final-expression</code> so we can count by odd numbers."
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],
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"tests":[
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"assert(editor.getValue().match(/for\\s*\\(/g).length > 1, 'message: You should be using a <code>for</code> loop for this.');",
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"assert.deepEqual(myArray, [1,3,5,7,9], 'message: <code>myArray</code> should equal [1,3,5,7,9].');"
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],
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"challengeSeed":[
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"var ourArray = [];",
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"for(var i = 1; i < 10; i += 2){",
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" ourArray.push(i);",
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"}",
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"var myArray = [];",
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"",
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"// Only change code below this line.",
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"",
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"// Push the odd numbers from one through nine to myArray using a \"for loop\" like above.",
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"",
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"// Only change code above this line.",
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"// We use this function to show you the value of your variable in your output box.",
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"// You'll learn about functions soon.",
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"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}",
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""
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],
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"type": "waypoint",
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"challengeType": 1
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},
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{
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"id":"56105e7b514f539506016a5e",
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"title": "Count Backwards With a For Loop",
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"description":[
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"A for loop can also count backwards, so long as we can define the right conditions.",
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"In order to count backwards by twos, we'll need to change our <code>initialization</code>, <code>condition</code>, and <code>final-expression</code>.",
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"We'll start at <code>i = 10</code> and loop while <code>i > 0</code>. We'll decrement <code>i</code> by 2 each loop with <code>i -= 2</code>.",
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"<code>var ourArray = [];</code>",
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"<code>for(var i = 10; i > 0; i -= 2) {</code>",
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"<code>  ourArray.push(i);</code>",
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"<code>}</code>",
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"<code>ourArray</code> will now contain [10,8,6,4,2] ",
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"Let's change our <code>initialization</code> and <code>final-expression</code> so we can count backward by twos for numbers."
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],
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"tests":[
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"assert(editor.getValue().match(/for\\s*\\(/g).length > 1, 'message: You should be using a <code>for</code> loop for this.');",
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"assert.deepEqual(myArray, [9,7,5,3,1], 'message: <code>myArray</code> should equal [9,7,5,3,1].');"
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],
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"challengeSeed":[
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"ourArray = [];",
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"for(var i = 9; i > 0; i -= 2){",
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" ourArray.push(i);",
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"}",
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"var myArray = [];",
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"",
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"// Only change code below this line.",
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"",
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"// Push the odd numbers from nine through one to myArray using a \"for loop\" like above.",
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"",
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"// Only change code above this line.",
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"// We use this function to show you the value of your variable in your output box.",
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"// You'll learn about functions soon.",
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"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}",
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""
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],
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"type": "waypoint",
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"challengeType": 1
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},
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{
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"id": "cf1111c1c11feddfaeb1bdef",
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"title": "Iterate with JavaScript While Loops",
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@ -1219,10 +1301,10 @@
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"<code>Math.floor(Math.random() * (3 - 1 + 1)) + 1;</code>"
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],
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"tests": [
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"assert(typeof(runSlots($(\".slot\"))[0]) === \"number\", '<code>slotOne</code> should be a random number.')",
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"assert(typeof(runSlots($(\".slot\"))[1]) === \"number\", '<code>slotTwo</code> should be a random number.')",
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"assert(typeof(runSlots($(\".slot\"))[2]) === \"number\", '<code>slotThree</code> should be a random number.')",
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"assert((function(){if(editor.match(/Math\\.floor\\(\\s?Math\\.random\\(\\)\\s?\\*\\s?\\(\\s?3\\s?\\-\\s?1\\s?\\+\\s?1\\s?\\)\\s?\\)\\s?\\+\\s?1;/gi) !== null){return editor.match(/Math\\.floor\\(\\s?Math\\.random\\(\\)\\s?\\*\\s?\\(\\s?3\\s?\\-\\s?1\\s?\\+\\s?1\\s?\\)\\s?\\)\\s?\\+\\s?1;/gi).length >= 3;}else{return false;}})(), 'You should have used <code>Math.floor(Math.random() * (3 - 1 + 1)) + 1;</code> three times to generate your random numbers.')"
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"assert(typeof(runSlots($(\".slot\"))[0]) === \"number\" && runSlots($(\".slot\"))[0] > 0 && runSlots($(\".slot\"))[0] < 4, '<code>slotOne</code> should be a random number.')",
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"assert(typeof(runSlots($(\".slot\"))[1]) === \"number\" && runSlots($(\".slot\"))[1] > 0 && runSlots($(\".slot\"))[1] < 4, '<code>slotTwo</code> should be a random number.')",
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"assert(typeof(runSlots($(\".slot\"))[2]) === \"number\" && runSlots($(\".slot\"))[2] > 0 && runSlots($(\".slot\"))[2] < 4, '<code>slotThree</code> should be a random number.')",
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"assert((function(){if(editor.match(/Math\\.floor\\(\\s?Math\\.random\\(\\)\\s?\\*\\s?\\(\\s?3\\s?\\-\\s?1\\s?\\+\\s?1\\s?\\)\\s?\\)\\s?\\+\\s?1/gi) !== null){return editor.match(/slot.*?=.*?\\(.*?\\).*?/gi).length >= 3;}else{return false;}})(), 'You should have used <code>Math.floor(Math.random() * (3 - 1 + 1)) + 1;</code> three times to generate your random numbers.')"
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],
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"challengeSeed": [
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"fccss",
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@ -1375,7 +1457,7 @@
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"<code>}</code>"
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],
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"tests": [
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"assert((function(){var data = runSlots();if(data === null){return true}else{if(data[0] === data[1] && data[1] === data[2]){return true;}else{return false;}}})(), 'If all three of our random numbers are the same we should return that number. Otherwise we should return <code>null</code>.')"
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"assert((function(){var data = runSlots();return data === null || data.toString().length === 1;})(), 'If all three of our random numbers are the same we should return that number. Otherwise we should return <code>null</code>.')"
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],
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"challengeSeed": [
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"fccss",
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@ -1557,8 +1639,8 @@
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" ",
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" // Only change code above this line.",
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" ",
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" if(slotOne !== slotTwo || slotTwo !== slotThree){",
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" return null;",
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" if (slotOne === slotTwo && slotTwo === slotThree) {",
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" return slotOne;",
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" }",
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" ",
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" if(slotOne !== undefined && slotTwo !== undefined && slotThree !== undefined){",
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@ -1726,8 +1808,8 @@
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" ",
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" // Only change code above this line.",
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" ",
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" if(slotOne !== slotTwo || slotTwo !== slotThree){",
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" return null;",
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" if (slotOne === slotTwo && slotTwo === slotThree) {",
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" return slotOne;",
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" }",
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" ",
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" if(slotOne !== undefined && slotTwo !== undefined && slotThree !== undefined){",
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