kotlin-fork/compiler/testData/diagnostics/tests/LValueAssignment.fir.kt

package lvalue_assignment

open class B() {
    var b: Int = 2
    val c: Int = 34
}

class C() : B() {
    var x = 4
    fun foo(c: C) {
        this.x = 34
        this.b = 123
        super.b = 23
        this.c = 34
        super.c = 3535 //repeat for 'c'

        <!VARIABLE_EXPECTED!>getInt()<!> = 12
    }

    fun foo1(c: C) {
        super.c = 34
    }

    fun bar(c: C) {
        this = c  //should be an error
    }
}

fun getInt() = 0

class D() {
    inner class B() {
        fun foo() {
            this@D = D()
        }
    }
}

fun foo(): Unit {}

fun cannotBe() {
    var i: Int = 5

    <!UNRESOLVED_REFERENCE!>z<!> = 30;
    <!VARIABLE_EXPECTED!>""<!> = "";
    <!VARIABLE_EXPECTED!>foo()<!> = Unit;

    (<!VARIABLE_EXPECTED!>i as Int<!>) = 34
    (<!VARIABLE_EXPECTED!>i is Int<!>) = false
    <!VARIABLE_EXPECTED!>A()<!> = A()
    <!VARIABLE_EXPECTED!>5<!> = 34
}

fun canBe(i0: Int, j: Int) {
    var i = i0
    (<!VARIABLE_EXPECTED!>label@ i<!>) = 34

    (<!VARIABLE_EXPECTED!>label@ j<!>) = 34 //repeat for j

    val a = A()
    (<!VARIABLE_EXPECTED!>l@ a.a<!>) = 3894
}

fun canBe2(j: Int) {
    (<!VARIABLE_EXPECTED!>label@ j<!>) = 34
}

class A() {
    var a: Int = 3
}

class Test() {
    fun testIllegalValues() {
        <!VARIABLE_EXPECTED!>1<!> += 23
        (l@ <!VARIABLE_EXPECTED!>1<!>) += 23

        <!VARIABLE_EXPECTED!>getInt()<!> += 343
        (f@ <!VARIABLE_EXPECTED!>getInt()<!>) += 343

        <!VARIABLE_EXPECTED!>1<!>++
        (<!VARIABLE_EXPECTED!>r@ 1<!>)++

        <!VARIABLE_EXPECTED!>getInt()<!>++
        (<!VARIABLE_EXPECTED!>m@ getInt()<!>)++

        this<!UNRESOLVED_REFERENCE!>++<!>

        var s : String = "r"
        s += "ss"
        s += this
        s += (a@ 2)
    }

    fun testIncompleteSyntax() {
        val s = "s"
        <!UNRESOLVED_REFERENCE!>++<!>s.<!SYNTAX!><!>
    }

    fun testVariables() {
        var a: Int = 34
        val b: Int = 34

        a += 34
        (l@ a) += 34

        <!VARIABLE_EXPECTED!>b<!> += 34

        a++
        (<!VARIABLE_EXPECTED!>l@ a<!>)++
        (a)++
    }

    fun testVariables1() {
        val b: Int = 34

        (l@ <!VARIABLE_EXPECTED!>b<!>) += 34
        //repeat for b
        (<!VARIABLE_EXPECTED!>b<!>) += 3
    }

    fun testArrays(a: Array<Int>, ab: Ab) {
        a[3] = 4
        a[4]++
        a[6] += 43

        ab.getArray()[54] = 23
        ab.getArray()[54]++

        (f@ a)[3] = 4

        <!UNRESOLVED_REFERENCE!>this[54] = 34<!>
    }
}

fun Array<Int>.checkThis() {
    this[45] = 34
    this[352]++
    this[35] += 234
}

abstract class Ab {
    abstract fun getArray() : Array<Int>
}