test: issue spotbugs#2837 reproducer

Author: gtoison

spotbugs-tests/src/test/java/edu/umd/cs/findbugs/detect/Issue2837Test.java

@@ -0,0 +1,23 @@
+package edu.umd.cs.findbugs.detect;
+
+import edu.umd.cs.findbugs.AbstractIntegrationTest;
+import edu.umd.cs.findbugs.test.matcher.BugInstanceMatcher;
+import edu.umd.cs.findbugs.test.matcher.BugInstanceMatcherBuilder;
+import org.junit.jupiter.api.Test;
+
+import static edu.umd.cs.findbugs.test.CountMatcher.containsExactly;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+
+class Issue2837Test extends AbstractIntegrationTest {
+
+    @Test
+    void testIssue() {
+        performAnalysis("ghIssues/Issue2837.class");
+        BugInstanceMatcher matcher = new BugInstanceMatcherBuilder()
+                .bugType("MC_OVERRIDABLE_METHOD_CALL_IN_CONSTRUCTOR")
+                .build();
+
+        assertThat(getBugCollection(), containsExactly(0, matcher));
+    }
+}

spotbugsTestCases/src/java/ghIssues/Issue2837.java

@@ -0,0 +1,11 @@
+package ghIssues;
+
+import java.util.function.Predicate;
+
+public class Issue2837 {
+	public boolean overridable(String s) {
+		return true;
+	}
+
+	public final Predicate<String> predicate1 = this::overridable;
+}