nus/cs2030s/labs/Lab4/Test2.java

42 lines
1.1 KiB
Java

import java.io.PrintStream;
import java.io.ByteArrayOutputStream;
class Test2 {
public static void main(String[] args) {
CS2030STest we = new CS2030STest();
PrintStream old = System.out;
ByteArrayOutputStream baos;
PrintStream ps;
baos = new ByteArrayOutputStream();
ps = new PrintStream(baos);
System.setOut(ps);
Probably.just(4).act(new Print());
we.expectPrint("Probably.just(4).act(new Print())",
"4",
baos,
old);
baos = new ByteArrayOutputStream();
ps = new PrintStream(baos);
System.setOut(ps);
Probably.just("string").act(new Print());
we.expectPrint("Probably.just(\"string\").act(new Print())",
"string",
baos,
old);
baos = new ByteArrayOutputStream();
ps = new PrintStream(baos);
System.setOut(ps);
Probably.none().act(new Print());
we.expectPrint("Probably.none().act(new Print())",
"",
baos,
old);
}
}