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Java: Added basic test cases for java/jvm-exit

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This commit is contained in:
Napalys Klicius
2025-08-07 13:25:32 +02:00
parent e02a2d8eae
commit d41a5e3a25
5 changed files with 109 additions and 0 deletions
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8
java/ql/test/query-tests/CallsToSystemExit/CallsToSystemExit.expected Normal file
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| ExampleRuntimeExit.java:22:17:22:44 | exit(...) | Avoid calls to Runtime.exit() as this makes code harder to reuse. |
| ExampleRuntimeExit.java:25:17:25:44 | exit(...) | Avoid calls to Runtime.exit() as this makes code harder to reuse. |
| ExampleRuntimeExit.java:35:9:35:43 | exit(...) | Avoid calls to Runtime.exit() as this makes code harder to reuse. |
| ExampleRuntimeHalt.java:18:17:18:44 | halt(...) | Avoid calls to Runtime.halt() as this makes code harder to reuse. |
| ExampleRuntimeHalt.java:21:17:21:44 | halt(...) | Avoid calls to Runtime.halt() as this makes code harder to reuse. |
| ExampleSystemExit.java:22:17:22:30 | exit(...) | Avoid calls to System.exit() as this makes code harder to reuse. |
| ExampleSystemExit.java:25:17:25:30 | exit(...) | Avoid calls to System.exit() as this makes code harder to reuse. |
| ExampleSystemExit.java:35:9:35:29 | exit(...) | Avoid calls to System.exit() as this makes code harder to reuse. |

2
java/ql/test/query-tests/CallsToSystemExit/CallsToSystemExit.qlref Normal file
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query: Violations of Best Practice/Undesirable Calls/CallsToSystemExit.ql
postprocess: utils/test/InlineExpectationsTestQuery.ql

37
java/ql/test/query-tests/CallsToSystemExit/ExampleRuntimeExit.java Normal file
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import java.io.FileOutputStream;
import java.io.IOException;
public class ExampleRuntimeExit {
public static void main(String[] args) {
Action action = new Action();
try {
action.run();
} catch (Exception e) {
printUsageAndExit(e.getMessage(), 1);
}
Runtime.getRuntime().exit(0); // COMPLIANT
}
static class Action {
public void run() {
try {
FileOutputStream fos = new FileOutputStream("output.txt");
fos.write("Hello, World!".getBytes());
fos.close();
Runtime.getRuntime().exit(0); // $ Alert
} catch (IOException e) {
e.printStackTrace();
Runtime.getRuntime().exit(1); // $ Alert
} catch (Exception e) {
// re-throw the exception
throw e;
}
}
}
protected static void printUsageAndExit(final String message, final int exitCode) {
System.err.println("Usage: <example_cmd> <example_args> : " + message);
Runtime.getRuntime().exit(exitCode); // $ SPURIOUS: Alert
}
}

25
java/ql/test/query-tests/CallsToSystemExit/ExampleRuntimeHalt.java Normal file
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import java.io.FileOutputStream;
import java.io.IOException;
public class ExampleRuntimeHalt {
public static void main(String[] args) {
Action action = new Action();
action.run();
Runtime.getRuntime().halt(0); // COMPLIANT
}
static class Action {
public void run() {
try {
FileOutputStream fos = new FileOutputStream("output.txt");
fos.write("Hello, World!".getBytes());
fos.close();
Runtime.getRuntime().halt(0); // $ Alert
} catch (IOException e) {
e.printStackTrace();
Runtime.getRuntime().halt(1); // $ Alert
}
}
}
}

37
java/ql/test/query-tests/CallsToSystemExit/ExampleSystemExit.java Normal file
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import java.io.FileOutputStream;
import java.io.IOException;
public class ExampleSystemExit {
public static void main(String[] args) {
Action action = new Action();
try {
action.run();
} catch (Exception e) {
printUsageAndExit(e.getMessage(), 1);
}
System.exit(0); // COMPLIANT
}
static class Action {
public void run() {
try {
FileOutputStream fos = new FileOutputStream("output.txt");
fos.write("Hello, World!".getBytes());
fos.close();
System.exit(0); // $ Alert
} catch (IOException e) {
e.printStackTrace();
System.exit(1); // $ Alert
} catch (Exception e) {
// re-throw the exception
throw e;
}
}
}
protected static void printUsageAndExit(final String message, final int exitCode) {
System.err.println("Usage: <example_cmd> <example_args> : " + message);
System.exit(exitCode); // $ SPURIOUS: Alert
}
}