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Git clone of Ilya's #122

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88 changes: 58 additions & 30 deletions topics/about_arrays.js
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Original file line number Diff line number Diff line change
@@ -1,45 +1,73 @@
module("About Arrays (topics/about_arrays.js)");
module('About Arrays (topics/about_arrays.js)');

test("array literal syntax and indexing", function() {
var favouriteThings = ["cellar door", 42, true]; // note that array elements do not have to be of the same type
equal(__, favouriteThings[0], 'what is in the first position of the array?');
equal(__, favouriteThings[1], 'what is in the second position of the array?');
equal(__, favouriteThings[2], 'what is in the third position of the array?');
test('array literal syntax and indexing', function () {
var favouriteThings = ['cellar door', 42, true]; // note that array elements do not have to be of the same type
equal(
'cellar door',
favouriteThings[0],
'what is in the first position of the array?',
);
equal(42, favouriteThings[1], 'what is in the second position of the array?');
equal(
true,
favouriteThings[2],
'what is in the third position of the array?',
);
});

test("array type", function() {
equal(__, typeof([]), 'what is the type of an array?');
test('array type', function () {
equal('object', typeof [], 'what is the type of an array?');
});

test("length", function() {
var collection = ['a','b','c'];
equal(__, collection.length, 'what is the length of the collection array?');
test('length', function () {
var collection = ['a', 'b', 'c'];
equal(3, collection.length, 'what is the length of the collection array?');
});

test("splice", function() {
var daysOfWeek = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'];
var workingWeek = daysOfWeek.splice(__, __);
var weekend = daysOfWeek;
test('splice', function () {
var daysOfWeek = [
'Monday',
'Tuesday',
'Wednesday',
'Thursday',
'Friday',
'Saturday',
'Sunday',
];
var workingWeek = daysOfWeek.splice(0, 5);
var weekend = daysOfWeek;

deepEqual(workingWeek, ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday'], 'what is the value of workingWeek?');
deepEqual(weekend, ['Saturday', 'Sunday'], 'what is the value of weekend?');
deepEqual(
workingWeek,
['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday'],
'what is the value of workingWeek?',
);
deepEqual(weekend, ['Saturday', 'Sunday'], 'what is the value of weekend?');
});

test("stack methods", function() {
var stack = [];
stack.push("first");
stack.push("second");
test('stack methods', function () {
var stack = [];
stack.push('first');
stack.push('second');

equal(__, stack.pop(), 'what will be the first value popped off the stack?');
equal(__, stack.pop(), 'what will be the second value popped off the stack?');
equal(
'second',
stack.pop(),
'what will be the first value popped off the stack?',
);
equal(
'first',
stack.pop(),
'what will be the second value popped off the stack?',
);
});

test("queue methods", function() {
var queue = [];
queue.push("first");
queue.push("second");
queue.unshift("third");
test('queue methods', function () {
var queue = [];
queue.push('first');
queue.push('second');
queue.unshift('third');

equal(__, queue.shift(), 'what will be shifted out first?');
equal(__, queue.shift(), 'what will be shifted out second?');
equal('third', queue.shift(), 'what will be shifted out first?');
equal('first', queue.shift(), 'what will be shifted out second?');
});
15 changes: 7 additions & 8 deletions topics/about_asserts.js
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@@ -1,14 +1,13 @@
module('About Asserts (topics/about_asserts.js)');

module("About Asserts (topics/about_asserts.js)");

test("ok", function() {
ok(__ === true, 'what will satisfy the ok assertion?');
test('ok', function () {
ok(true === true, 'what will satisfy the ok assertion?');
});

test("not ok", function() {
ok(__ === false, 'what is a false value?');
test('not ok', function () {
ok(false === false, 'what is a false value?');
});

test("equal", function() {
equal(__, 1 + 1, 'what will satisfy the equal assertion?');
test('equal', function () {
equal(2, 1 + 1, 'what will satisfy the equal assertion?');
});
19 changes: 11 additions & 8 deletions topics/about_assignment.js
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@@ -1,12 +1,15 @@
module('About Assignment (topics/about_assignment.js)');

module("About Assignment (topics/about_assignment.js)");

test("local variables", function() {
var temp = __;
equal(temp, 1, "Assign a value to the variable temp");
test('local variables', function () {
var temp = 1;
equal(temp, 1, 'Assign a value to the variable temp');
});

test("global variables", function() {
temp = 1; // Not using var is an example. Always use var in practise.
equal(window.__, temp, 'global variables are assigned to the window object');
test('global variables', function () {
temp = 1; // Not using var is an example. Always use var in practise.
equal(
window.temp,
temp,
'global variables are assigned to the window object',
);
});
116 changes: 58 additions & 58 deletions topics/about_control_structures.js
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Original file line number Diff line number Diff line change
@@ -1,73 +1,73 @@
module("About Control Structures (topics/about_control_structures.js)");
module('About Control Structures (topics/about_control_structures.js)');

test("if", function() {
var isPositive = false;
if (2 > 0) {
isPositive = true;
}
equal(__, isPositive, 'what is the value of isPositive?');
test('if', function () {
var isPositive = false;
if (2 > 0) {
isPositive = true;
}
equal(true, isPositive, 'what is the value of isPositive?');
});

test("for", function() {
var counter = 10;
for (var i = 1; i <= 3; i++) {
counter = counter + i;
}
equal(__, counter, 'what is the value of counter?');
test('for', function () {
var counter = 10;
for (var i = 1; i <= 3; i++) {
counter = counter + i;
}
equal(16, counter, 'what is the value of counter?');
});

test("for in", function() {
// this syntax will be explained in about objects
var person = {
name: "Amory Blaine",
age: 102
};
var result = "";
// for in enumerates the property names of an object
for (var property_name in person) {
result = result + property_name;
}
equal(__, result, 'what is the value of result?');
test('for in', function () {
// this syntax will be explained in about objects
var person = {
name: 'Amory Blaine',
age: 102,
};
var result = '';
// for in enumerates the property names of an object
for (var property_name in person) {
result = result + property_name;
}
equal('nameage', result, 'what is the value of result?');
});

test("ternary operator", function() {
var fruit = true ? "apple" : "orange";
equal(__, fruit, 'what is the value of fruit?');
test('ternary operator', function () {
var fruit = true ? 'apple' : 'orange';
equal('apple', fruit, 'what is the value of fruit?');

fruit = false ? "apple" : "orange";
equal(__, fruit, 'now what is the value of fruit?');
fruit = false ? 'apple' : 'orange';
equal('orange', fruit, 'now what is the value of fruit?');
});

test("switch", function() {
var result = 0;
switch (2) {
case 1:
result = 1;
break;
case 1+1:
result = 2;
break;
}
equal(__, result, 'what is the value of result?');
test('switch', function () {
var result = 0;
switch (2) {
case 1:
result = 1;
break;
case 1 + 1:
result = 2;
break;
}
equal(2, result, 'what is the value of result?');
});

test("switch default case", function() {
var result = "Pippin";
switch ("m") {
case "f":
result = "Frodo";
break;
case "s":
result = "Samwise";
break;
default:
result = "Merry";
break;
}
equal(__, result, 'what is the value of result?');
test('switch default case', function () {
var result = 'Pippin';
switch ('m') {
case 'f':
result = 'Frodo';
break;
case 's':
result = 'Samwise';
break;
default:
result = 'Merry';
break;
}
equal('Merry', result, 'what is the value of result?');
});

test("null coalescing", function() {
var result = null || "a value";
equal(__, result, 'what is the value of result?');
test('null coalescing', function () {
var result = null || 'a value';
equal('a value', result, 'what is the value of result?');
});
33 changes: 20 additions & 13 deletions topics/about_equality.js
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@@ -1,23 +1,30 @@
module('About Equality (topics/about_equality.js)');

module("About Equality (topics/about_equality.js)");

test("numeric equality", function() {
equal(3 + __, 7, "");
test('numeric equality', function () {
equal(3 + 4, 7, '');
});

test("string equality", function() {
equal("3" + __, "37", "concatenate the strings");
test('string equality', function () {
equal('3' + 7, '37', 'concatenate the strings');
});

test("equality without type coercion", function() {
ok(3 === __, 'what is exactly equal to 3?');
test('equality without type coercion', function () {
ok(3 === 3, 'what is exactly equal to 3?');
});

test("equality with type coercion", function() {
ok(3 == "__", 'what string is equal to 3, with type coercion?');
test('equality with type coercion', function () {
ok(3 == '3', 'what string is equal to 3, with type coercion?');
});

test("string literals", function() {
equal(__, "frankenstein", "quote types are interchangable, but must match.");
equal(__, 'frankenstein', "quote types can use both single and double quotes.");
test('string literals', function () {
equal(
'frankenstein',
'frankenstein',
'quote types are interchangable, but must match.',
);
equal(
'frankenstein',
'frankenstein',
'quote types can use both single and double quotes.',
);
});
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