Light classes: test extending Number and CharSequence

compiler/testData/asJava/lightClasses/ideRegression/ImplementingCharSequenceAndNumber.java

@@ -0,0 +1,38 @@
+public final class Container {
+    public Container() { /* compiled code */ }
+
+    public static final class MyString implements java.lang.CharSequence {
+        public int getLength() { /* compiled code */ }
+
+        @org.jetbrains.annotations.NotNull
+        public error.NonExistentClass chars() { /* compiled code */ }
+
+        @org.jetbrains.annotations.NotNull
+        public error.NonExistentClass codePoints() { /* compiled code */ }
+
+        public char get(int index) { /* compiled code */ }
+
+        @org.jetbrains.annotations.NotNull
+        public java.lang.CharSequence subSequence(int startIndex, int endIndex) { /* compiled code */ }
+
+        public MyString() { /* compiled code */ }
+    }
+
+    public static final class MyNumber extends java.lang.Number {
+        public byte toByte() { /* compiled code */ }
+
+        public char toChar() { /* compiled code */ }
+
+        public double toDouble() { /* compiled code */ }
+
+        public float toFloat() { /* compiled code */ }
+
+        public int toInt() { /* compiled code */ }
+
+        public long toLong() { /* compiled code */ }
+
+        public short toShort() { /* compiled code */ }
+
+        public MyNumber() { /* compiled code */ }
+    }
+}

compiler/testData/asJava/lightClasses/ideRegression/ImplementingCharSequenceAndNumber.kt

@@ -0,0 +1,47 @@
+// p1.Container
+package p1
+
+class Container {
+    class MyString : CharSequence {
+        override val length: Int
+            get() = 0
+
+        override fun chars(): IntStream = error("")
+
+        override fun codePoints(): IntStream = error("")
+
+        override fun get(index: Int): Char = 'c'
+
+        override fun subSequence(startIndex: Int, endIndex: Int): CharSequence = MyString()
+    }
+
+    class MyNumber : Number {
+        override fun toByte(): Byte {
+            TODO("not implemented")
+        }
+
+        override fun toChar(): Char {
+            TODO("not implemented")
+        }
+
+        override fun toDouble(): Double {
+            TODO("not implemented")
+        }
+
+        override fun toFloat(): Float {
+            TODO("not implemented")
+        }
+
+        override fun toInt(): Int {
+            TODO("not implemented")
+        }
+
+        override fun toLong(): Long {
+            TODO("not implemented")
+        }
+
+        override fun toShort(): Short {
+            TODO("not implemented")
+        }
+    }
+}

idea/tests/org/jetbrains/kotlin/idea/caches/resolve/IdeLightClassTestGenerated.java

@@ -236,6 +236,12 @@ public class IdeLightClassTestGenerated extends AbstractIdeLightClassTest {
             KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/asJava/lightClasses/ideRegression"), Pattern.compile("^([^.]+)\\.kt$"), TargetBackend.ANY, true);
         }
 
+        @TestMetadata("ImplementingCharSequenceAndNumber.kt")
+        public void testImplementingCharSequenceAndNumber() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/asJava/lightClasses/ideRegression/ImplementingCharSequenceAndNumber.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("ImplementingMap.kt")
         public void testImplementingMap() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/asJava/lightClasses/ideRegression/ImplementingMap.kt");