Merge boxMultiFile testData into box, delete BoxMultiFile test

compiler/testData/codegen/box/regressions/internalTopLevelOtherPackage.kt

@@ -0,0 +1,9 @@
+// FILE: 1.kt
+
+fun box() = a.x
+
+// FILE: 2.kt
+
+package a
+
+internal val x: String = "OK"

compiler/testData/codegen/box/regressions/kt1515.kt

@@ -0,0 +1,30 @@
+// WITH_RUNTIME
+// FILE: 1.kt
+
+package thispackage
+
+import otherpackage.*
+
+fun box(): String {
+    if (!localUse()) {
+        return "local use failed"
+    }
+    if (!fromOtherPackage()) {
+        return "use from other package failed"
+    }
+    return "OK"
+}
+
+fun localUse(): Boolean {
+    val c = Runnable::class.java
+    return (c.getName()!! == "java.lang.Runnable")
+}
+
+// FILE: 2.kt
+
+package otherpackage
+
+fun fromOtherPackage(): Boolean {
+    val c = Runnable::class.java
+    return (c.getName()!! == "java.lang.Runnable")
+}

compiler/testData/codegen/box/regressions/kt1528.kt

@@ -0,0 +1,10 @@
+// FILE: 1.kt
+
+fun box() = foo()
+
+// FILE: 2.kt
+
+private val a = "OK"
+fun foo() : String {
+  return "${a}"
+}

compiler/testData/codegen/box/regressions/kt1845.kt

@@ -0,0 +1,12 @@
+// FILE: 1.kt
+
+public var v1: String = "V1"
+
+fun box(): String {
+    val s = "v1: $v1, v2: $v2"
+    return "OK"
+}
+
+// FILE: 2.kt
+
+public var v2: String = "V2"

compiler/testData/codegen/box/regressions/kt2060.kt

@@ -0,0 +1,28 @@
+// FILE: 1.kt
+
+import testing.ClassWithInternals
+
+public class HelloServer() : ClassWithInternals() {
+    public override fun start() {
+        val test = foo() + someGetter //+ some
+    }
+}
+
+fun box() : String {
+    HelloServer().start()
+    return "OK"
+}
+
+// FILE: 2.kt
+
+package testing; // There is no error if both files are in default package
+
+public abstract class ClassWithInternals {
+   protected var some: Int = 0;
+   protected var someGetter: Int = 0
+      get() = 5
+
+   protected fun foo() : Int = 0
+
+   public abstract fun start() : Unit;
+}

compiler/testData/codegen/box/regressions/kt5445.kt

@@ -0,0 +1,27 @@
+// WITH_RUNTIME
+// FILE: 1.kt
+
+package test2
+
+import test.A
+
+public fun box(): String {
+    return B().test(B())
+}
+
+public class B : A() {
+    public fun test(other:Any): String {
+        if (other is B && other.s == 2) {
+            return "OK"
+        }
+        return "fail"
+    }
+}
+
+// FILE: 2.kt
+
+package test
+
+open class A {
+    @JvmField protected val s = 2;
+}

compiler/testData/codegen/box/regressions/kt5445_2.kt

@@ -0,0 +1,24 @@
+// WITH_RUNTIME
+// FILE: 1.kt
+
+package test2
+
+import test.A
+
+class C : A() {
+    fun a(): String {
+        return this.s
+    }
+}
+
+public fun box(): String {
+    return C().a()
+}
+
+// FILE: 2.kt
+
+package test
+
+open class A {
+    @JvmField protected val s = "OK";
+}