Add tests for static and final modifiers relating to record classes

java/ql/test/library-tests/record-classes/MyFinalRecord.java

@@ -0,0 +1 @@
+final record MyFinalRecord() { }

java/ql/test/library-tests/record-classes/MyRecord.java

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+// Records are implicitly final
+record MyRecord() { }

java/ql/test/library-tests/record-classes/RecordClasses.expected

@@ -0,0 +1,6 @@
+| MyFinalRecord.java:1:14:1:26 | MyFinalRecord | final=true | static=false | Record |
+| MyRecord.java:2:8:2:15 | MyRecord | final=true | static=false | Record |
+| Test.java:3:12:3:13 | R1 | final=true | static=true | Record |
+| Test.java:4:25:4:26 | R2 | final=true | static=true | Record |
+| Test.java:8:12:8:13 | R3 | final=true | static=true | Record,SuperInterface |
+| Test.java:12:16:12:26 | LocalRecord | final=true | static=true | Record |

java/ql/test/library-tests/record-classes/RecordClasses.ql

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+import java
+
+from Record r, boolean isFinal, boolean isStatic, string superTypes
+where
+  (if r.isFinal() then isFinal = true else isFinal = false) and
+  (if r.isStatic() then isStatic = true else isStatic = false) and
+  superTypes = concat(RefType superType | superType = r.getASupertype() | superType.toString(), ",")
+select r, "final=" + isFinal, "static=" + isStatic, superTypes

java/ql/test/library-tests/record-classes/Test.java

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+class Test {
+    // Nested records are implicitly static
+    record R1() { }
+    static final record R2() { }
+
+    interface SuperInterface { }
+
+    record R3() implements SuperInterface { }
+
+    void test() {
+        // Nested records are implicitly static
+        record LocalRecord() { }
+    }
+}

java/ql/test/library-tests/record-classes/options

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+//semmle-extractor-options: --javac-args -source 16 -target 16