Use box tests to check if the light analysis mode (without analyzing bodies when possible) produces the same result as the complete analysis. See also the next commit in which light analysis mode is applied. Note that no tests were changed.

compiler/testData/codegen/light-analysis/classes/interfaceCompanionInitializationWithJava.txt

@@ -0,0 +1,33 @@
+public final class CompanionInitializationKt {
+    public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
+}
+
+
+public interface IStatic {
+    public final static field Companion: IStatic.Companion
+    public final static field const: int
+    inner class IStatic/Companion
+    inner class IStatic/DefaultImpls
+    public abstract method doSth(): void
+}
+
+
+public final static class IStatic/Companion {
+    public final static field const: int
+    inner class IStatic/Companion
+    private method <init>(): void
+}
+
+
+public final class IStatic/DefaultImpls {
+    inner class IStatic/DefaultImpls
+    public static method doSth(p0: IStatic): void
+}
+
+
+public class Static {
+    private final field p: java.lang.Object
+    public method <init>(): void
+    public method doSth(): void
+    public final method getP(): java.lang.Object
+}