[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/smartCasts/safecalls/nullableReceiverInLongChain.fir.kt

@@ -0,0 +1,42 @@
+class Bar(val gav: String)
+
+class Foo(val bar: Bar, val nbar: Bar?) {
+    fun baz(s: String) = if (s != "") Bar(s) else null
+}
+
+fun String?.call(f: (String?) -> String?) = f(this)
+
+fun String.notNullLet(f: (String) -> Unit) = f(this)
+
+fun test(foo: Foo?) {
+    foo?.bar?.gav.let {
+        // Error, foo?.bar?.gav is nullable
+        it.<!INAPPLICABLE_CANDIDATE!>length<!>
+        // Error, foo is nullable
+        foo.<!INAPPLICABLE_CANDIDATE!>bar<!>.<!UNRESOLVED_REFERENCE!>gav<!>.<!UNRESOLVED_REFERENCE!>length<!>
+        // Correct
+        foo?.bar?.gav?.length
+    }
+    foo?.bar?.gav.call { it }?.notNullLet {
+        foo.<!INAPPLICABLE_CANDIDATE!>hashCode<!>()
+        foo.<!INAPPLICABLE_CANDIDATE!>bar<!>.<!UNRESOLVED_REFERENCE!>hashCode<!>()
+    }
+}
+
+fun testNotNull(foo: Foo) {
+    val s: String? = ""
+    foo.baz(s!!)?.gav.let {
+        it.<!INAPPLICABLE_CANDIDATE!>length<!>
+        // Ok because of foo.
+        s.length.hashCode()
+    }
+}
+
+fun testNullable(foo: Foo?) {
+    val s: String? = ""
+    foo?.baz(s!!)?.gav.let {
+        it.<!INAPPLICABLE_CANDIDATE!>length<!>
+        // Ok because of foo?.
+        s?.length?.hashCode()
+    }
+}