OnJava8-Examples/annotations/AtUnitExample2.java

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// annotations/AtUnitExample2.java
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// Assertions and exceptions can be used in @Tests.
package annotations;
import java.io.*;
import com.mindviewinc.atunit.*;
import onjava.*;
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public class AtUnitExample2 {
public String methodOne() {
return "This is methodOne";
}
public int methodTwo() {
System.out.println("This is methodTwo");
return 2;
}
@Test void assertExample() {
assert methodOne().equals("This is methodOne");
}
@Test void assertFailureExample() {
assert 1 == 2: "What a surprise!";
}
@Test void exceptionExample() throws IOException {
new FileInputStream("nofile.txt"); // Throws
}
@Test boolean assertAndReturn() {
// Assertion with message:
assert methodTwo() == 2: "methodTwo must equal 2";
return methodOne().equals("This is methodOne");
}
public static void main(String[] args) throws Exception {
OSExecute.command(
"java com.mindviewinc.atunit.AtUnit AtUnitExample2");
}
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}
/* Output:
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annotations.AtUnitExample2
. assertFailureExample java.lang.AssertionError: What a
surprise!
(failed)
. exceptionExample java.io.FileNotFoundException:
nofile.txt (The system cannot find the file specified)
(failed)
. assertAndReturn This is methodTwo
. assertExample
(4 tests)
>>> 2 FAILURES <<<
annotations.AtUnitExample2: assertFailureExample
annotations.AtUnitExample2: exceptionExample
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*/