Add test for questionable chained fun -> suspend conversion

compiler/fir/analysis-tests/tests/org/jetbrains/kotlin/fir/FirOldFrontendDiagnosticsTestGenerated.java

@@ -23021,6 +23021,11 @@ public class FirOldFrontendDiagnosticsTestGenerated extends AbstractFirOldFronte
             runTest("compiler/testData/diagnostics/tests/suspendConversion/basicSuspendConversionGenerics.kt");
         }
 
+        @TestMetadata("chainedFunSuspendConversionForSimpleExpression.kt")
+        public void testChainedFunSuspendConversionForSimpleExpression() throws Exception {
+            runTest("compiler/testData/diagnostics/tests/suspendConversion/chainedFunSuspendConversionForSimpleExpression.kt");
+        }
+
         @TestMetadata("severalConversionsInOneCall.kt")
         public void testSeveralConversionsInOneCall() throws Exception {
             runTest("compiler/testData/diagnostics/tests/suspendConversion/severalConversionsInOneCall.kt");

compiler/testData/diagnostics/tests/suspendConversion/chainedFunSuspendConversionForSimpleExpression.fir.kt

@@ -0,0 +1,14 @@
+// !LANGUAGE: +SuspendConversion
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+fun interface SuspendRunnable {
+    suspend fun invoke()
+}
+
+fun foo(s: SuspendRunnable) {}
+
+fun test(f: () -> Unit) {
+    foo { }
+    <!INAPPLICABLE_CANDIDATE!>foo<!>(f)
+}
+

compiler/testData/diagnostics/tests/suspendConversion/chainedFunSuspendConversionForSimpleExpression.kt

@@ -0,0 +1,13 @@
+// !LANGUAGE: +SuspendConversion
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+fun interface SuspendRunnable {
+    suspend fun invoke()
+}
+
+fun foo(s: SuspendRunnable) {}
+
+fun test(f: () -> Unit) {
+    foo { }
+    foo(<!TYPE_MISMATCH!>f<!>)
+}

compiler/testData/diagnostics/tests/suspendConversion/chainedFunSuspendConversionForSimpleExpression.txt

@@ -0,0 +1,11 @@
+package
+
+public fun foo(/*0*/ s: SuspendRunnable): kotlin.Unit
+public fun test(/*0*/ f: () -> kotlin.Unit): kotlin.Unit
+
+public fun interface SuspendRunnable {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract suspend fun invoke(): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/tests/org/jetbrains/kotlin/checkers/DiagnosticsTestGenerated.java

@@ -23103,6 +23103,11 @@ public class DiagnosticsTestGenerated extends AbstractDiagnosticsTestWithFirVali
                 runTest("compiler/testData/diagnostics/tests/suspendConversion/basicSuspendConversionGenerics.kt");
             }
 
+            @TestMetadata("chainedFunSuspendConversionForSimpleExpression.kt")
+            public void testChainedFunSuspendConversionForSimpleExpression() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/suspendConversion/chainedFunSuspendConversionForSimpleExpression.kt");
+            }
+
             @TestMetadata("severalConversionsInOneCall.kt")
             public void testSeveralConversionsInOneCall() throws Exception {
                 runTest("compiler/testData/diagnostics/tests/suspendConversion/severalConversionsInOneCall.kt");

compiler/tests/org/jetbrains/kotlin/checkers/javac/DiagnosticsUsingJavacTestGenerated.java

@@ -23023,6 +23023,11 @@ public class DiagnosticsUsingJavacTestGenerated extends AbstractDiagnosticsUsing
                 runTest("compiler/testData/diagnostics/tests/suspendConversion/basicSuspendConversionGenerics.kt");
             }
 
+            @TestMetadata("chainedFunSuspendConversionForSimpleExpression.kt")
+            public void testChainedFunSuspendConversionForSimpleExpression() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/suspendConversion/chainedFunSuspendConversionForSimpleExpression.kt");
+            }
+
             @TestMetadata("severalConversionsInOneCall.kt")
             public void testSeveralConversionsInOneCall() throws Exception {
                 runTest("compiler/testData/diagnostics/tests/suspendConversion/severalConversionsInOneCall.kt");