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Exercise 2 (data types) #1

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Exercise 2 (data types) #1

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4 changes: 2 additions & 2 deletions src/test/java/com/serenitydojo/datatypes/WhenWorkingWithFloatingPointNumbers.java
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ public class WhenWorkingWithFloatingPointNumbers {
@Test
public void convertToFarenheit() {
double celcius = 27.0d;
double farenheit = 0.0d;
double farenheit = (9.0/5.0) * celcius + 32.0;

// TODO: Use a floating point calculation to calculate the farenheit equivalent of the celcius value.

Expand All @@ -28,7 +28,7 @@ public void convertToFarenheit() {
@Test
public void convertMetersToFeet() {
int weightInKilograms = 50;
double weightInPounds = 0;
double weightInPounds = weightInKilograms * 2.20462;

// TODO: Use a floating point calculation to calculate the correct weight in pounds

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10 changes: 5 additions & 5 deletions src/test/java/com/serenitydojo/datatypes/WhenWorkingWithStrings.java
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Expand Up @@ -11,7 +11,7 @@ public class WhenWorkingWithStrings {
public void convertToLowerCase() {
String bookTitle = "The Cat In The Hat";

String lowerCaseTitle = "";
String lowerCaseTitle = bookTitle.toLowerCase();
// TODO: Convert the book title to lower case and assign it to the lowerCaseTitle variable

assertThat(lowerCaseTitle, equalTo("the cat in the hat"));
Expand All @@ -22,7 +22,7 @@ public void convertToLowerCase() {
public void convertToUpperCase() {
String bookTitle = "The Cat In The Hat";

String upperCaseTitle = "";
String upperCaseTitle = bookTitle.toUpperCase();
// TODO: Convert the book title to upper case and assign it to the lowerCaseTitle variable

assertThat(upperCaseTitle, equalTo("THE CAT IN THE HAT"));
Expand All @@ -32,7 +32,7 @@ public void convertToUpperCase() {
public void trimExtraSpaces() {
String bookTitle = " The Cat In The Hat ";

String trimmedTitle = "";
String trimmedTitle = bookTitle.trim();
// TODO: Trim the spaces before and after the title text

assertThat(trimmedTitle, equalTo("The Cat In The Hat"));
Expand All @@ -42,7 +42,7 @@ public void trimExtraSpaces() {
public void findTheLengthOfAString() {
String bookTitle = "The Cat In The Hat";

int length = 0;
int length = bookTitle.length();
// TODO: Find the number of characters in the string

assertThat(length, equalTo(18));
Expand All @@ -52,7 +52,7 @@ public void findTheLengthOfAString() {
public void replacingAText() {
String bookTitle = "The Cat In The Hat";

String updatedTitle = "";
String updatedTitle = bookTitle.replace("Cat", "Dog");
// TODO: Replace the word "Cat" with "Dog

assertThat(updatedTitle, equalTo("The Dog In The Hat"));
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2 changes: 2 additions & 0 deletions src/test/java/com/serenitydojo/datatypes/WhenWorkingWithWholeNumbers.java
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Expand Up @@ -11,6 +11,8 @@ public class WhenWorkingWithWholeNumbers {
public void addingNumbersTogether() {
int initialYear = 1985;
int targetYear = 0;
int timeJump = 30;
targetYear = initialYear + timeJump;

// TODO: create a new int variable called timeJump and assign it a value
// Next, add this variable to initialYear and assign the result to targetYear, so that targetYear is equal to 2015
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