[Tests] Test samples from KEEP

compiler/testData/diagnostics/tests/extensions/contextReceivers/fromKEEP/canvas.kt

@@ -0,0 +1,17 @@
+// FIR_IDENTICAL
+
+interface Canvas
+
+interface Shape {
+    context(Canvas)
+    fun draw(): Unit
+}
+
+class Circle : Shape {
+    context(Canvas)
+    override fun draw() {}
+}
+
+object MyCanvas : Canvas
+
+fun test() = with(MyCanvas) { Circle().draw() }