1. JUnit test for method toString() in SalariedEmployee - import org.junit.Assert; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.runners.MockitoJUnitRunner; @RunWith(MockitoJUnitRunner.class) public class SalariedEmployeeTest { @Test public void testToString(){ String name=\"name\"; double salary=3000; double bonus=1000; SalariedEmployee employee= new SalariedEmployee(name,salary,bonus); employee.toString(); } } 2. JAva program to replace \"is\" with \"was\" - import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; public class StringReplace { public static void main(String[] args) throws IOException { BufferedReader br = null; File file = new File(\"/My Stuffs/Root/Workspace/TestJava/src/com/test/output.txt\"); FileWriter fw = new FileWriter(file.getAbsoluteFile()); BufferedWriter bw = new BufferedWriter(fw); if (!file.exists()) { file.createNewFile(); } try { String sCurrentLine; br = new BufferedReader(new FileReader(\"/My Stuffs/Root/Workspace/TestJava/src/com/test/testing.txt\")); while ((sCurrentLine = br.readLine()) != null) { System.out.println(sCurrentLine); String rep=sCurrentLine.replaceAll(\" is \",\" was \"); System.out.println(rep); bw.write(rep); } } catch (IOException e) { e.printStackTrace(); } finally { try { if (br != null)br.close(); if(bw!=null)bw.close(); } catch (IOException ex) { ex.printStackTrace(); } } } } Solution 1. JUnit test for method toString() in SalariedEmployee - import org.junit.Assert; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.runners.MockitoJUnitRunner; @RunWith(MockitoJUnitRunner.class) public class SalariedEmployeeTest { @Test public void testToString(){ String name=\"name\"; double salary=3000; double bonus=1000; SalariedEmployee employee= new SalariedEmployee(name,salary,bonus); employee.toString(); } } 2. JAva program to replace \"is\" with \"was\" - import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; public class StringReplace { public static void main(String[] args) throws IOException { BufferedReader br = null; File file = new File(\"/My Stuffs/Root/Workspace/TestJava/src/com/test/output.txt\"); FileWriter fw = new FileWriter(file.getAbsoluteFile()); BufferedWriter bw = new BufferedWriter(fw); if (!file.exists()) { file.createNewFile(); } try { String sCurrentLine; br = new BufferedReader(new FileReader(\"/My Stuffs/Root/Workspace/TestJava/src/com/test/testing.txt\")); while ((sCurrentLine = br.readLine()) != null) { System.out.println(sCurrentLine); String rep=sCurrentLine.replaceAll(\" is \",\" was \"); System.out.println(rep); bw.write(rep); } } catch (IOException e) { e.printStackTrace(); } finally { try { if (br != null)br.close(); if(bw!=null)bw.close(); } catch (IOException ex) { ex.printStackTrace(); } } } }.

1. 1. JUnit test for method toString() in SalariedEmployee -
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.runners.MockitoJUnitRunner;
@RunWith(MockitoJUnitRunner.class)
public class SalariedEmployeeTest {
@Test
public void testToString(){
String name="name";
double salary=3000;
double bonus=1000;
SalariedEmployee employee= new SalariedEmployee(name,salary,bonus);
employee.toString();
}
}
2. JAva program to replace "is" with "was" -
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
public class StringReplace {
public static void main(String[] args) throws IOException {
BufferedReader br = null;
File file = new File("/My Stuffs/Root/Workspace/TestJava/src/com/test/output.txt");
FileWriter fw = new FileWriter(file.getAbsoluteFile());
BufferedWriter bw = new BufferedWriter(fw);
if (!file.exists()) {
file.createNewFile();
}
try {
String sCurrentLine;
br = new BufferedReader(new FileReader("/My

2. Stuffs/Root/Workspace/TestJava/src/com/test/testing.txt"));
while ((sCurrentLine = br.readLine()) != null) {
System.out.println(sCurrentLine);
String rep=sCurrentLine.replaceAll(" is "," was ");
System.out.println(rep);
bw.write(rep);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (br != null)br.close();
if(bw!=null)bw.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
}
Solution
1. JUnit test for method toString() in SalariedEmployee -
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.runners.MockitoJUnitRunner;
@RunWith(MockitoJUnitRunner.class)
public class SalariedEmployeeTest {
@Test
public void testToString(){
String name="name";
double salary=3000;
double bonus=1000;
SalariedEmployee employee= new SalariedEmployee(name,salary,bonus);
employee.toString();

3. }
}
2. JAva program to replace "is" with "was" -
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
public class StringReplace {
public static void main(String[] args) throws IOException {
BufferedReader br = null;
File file = new File("/My Stuffs/Root/Workspace/TestJava/src/com/test/output.txt");
FileWriter fw = new FileWriter(file.getAbsoluteFile());
BufferedWriter bw = new BufferedWriter(fw);
if (!file.exists()) {
file.createNewFile();
}
try {
String sCurrentLine;
br = new BufferedReader(new FileReader("/My
Stuffs/Root/Workspace/TestJava/src/com/test/testing.txt"));
while ((sCurrentLine = br.readLine()) != null) {
System.out.println(sCurrentLine);
String rep=sCurrentLine.replaceAll(" is "," was ");
System.out.println(rep);
bw.write(rep);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (br != null)br.close();
if(bw!=null)bw.close();
} catch (IOException ex) {
ex.printStackTrace();

4. }
}
}
}