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codeql/java/ql/test/library-tests/frameworks/apache-commons-lang3/ObjectUtilsTest.java
Chris Smowton 1c1ca70027 Add models for flow- and taint-preserving functions in Commons ObjectUtils.
These should all be value-preserving, but we don't support value-preserving varargs methods yet.
2021-03-11 16:22:54 +00:00

36 lines
2.4 KiB
Java

import org.apache.commons.lang3.ObjectUtils;
public class ObjectUtilsTest {
String taint() { return "tainted"; }
void sink(Object o) {}
void test() throws Exception {
sink(ObjectUtils.clone(taint())); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.cloneIfPossible(taint())); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.CONST(taint())); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.defaultIfNull(taint(), null)); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.defaultIfNull(null, taint())); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.firstNonNull(taint(), null, null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.firstNonNull(null, taint(), null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.firstNonNull(null, null, taint())); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.getIfNull(taint(), null)); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.max(taint(), null, null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.max(null, taint(), null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.max(null, null, taint())); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.median(taint(), null, null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.median((String)null, taint(), null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.median((String)null, null, taint())); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.min(taint(), null, null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.min(null, taint(), null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.min(null, null, taint())); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.mode(taint(), null, null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.mode(null, taint(), null)); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.mode(null, null, taint())); // $hasTaintFlow=y $MISSING:hasValueFlow=y
sink(ObjectUtils.requireNonEmpty(taint(), "message")); // $hasTaintFlow=y $hasValueFlow=y
sink(ObjectUtils.requireNonEmpty("not null", taint())); // GOOD (message doesn't propagate to the return)
sink(ObjectUtils.toString(taint(), "default string")); // GOOD (first argument is stringified)
sink(ObjectUtils.toString(null, taint())); // $hasTaintFlow=y $hasValueFlow=y
}
}