Implement .getCallType

tests/compiler/dart2js/kernel/closed_world2_test.dart

Index: tests/compiler/dart2js/kernel/closed_world2_test.dart
diff --git a/tests/compiler/dart2js/kernel/closed_world2_test.dart b/tests/compiler/dart2js/kernel/closed_world2_test.dart
index 952479c3d49100cb37cee87a5a99dd8821104d9e..bb162c231ad46d84d14747aed38603052828ddda 100644
--- a/tests/compiler/dart2js/kernel/closed_world2_test.dart
+++ b/tests/compiler/dart2js/kernel/closed_world2_test.dart
@@ -51,6 +51,67 @@ class Class2 extends Object with Mixin {
  
 method1() {} // Deliberately the same name as the instance member in Mixin.
 
+class ClassWithCallBase {
+  void call() {}
+}
+
+class ClassWithCallRequired {
+  void call(int i) {}
+}
+
+class ClassWithCallGeneric<T> {
+  void call(T t) {}
+}
+
+class ClassWithCallOptional<T> {
+  void call([T t]) {}
+}
+
+class ClassWithCallNamed<T> {
+  void call({T t}) {}
+}
+
+class ClassWithCallGetter {
+  int get call => 0;
+}
+
+class ClassWithCallSetter {
+  void set call(int i) {}
+}
+
+// Inherits the call type:
+class ClassWithCall1 extends ClassWithCallBase {}
+class ClassWithCall2 extends ClassWithCallRequired {}
+class ClassWithCall3 extends ClassWithCallGeneric<String> {}
+class ClassWithCall4 extends ClassWithCallOptional<String> {}
+class ClassWithCall5 extends ClassWithCallNamed<String> {}
+
+// Inherits the same call type twice:
+class ClassWithCall6 extends ClassWithCallRequired
+    implements ClassWithCallGeneric<int> {}
+
+// Inherits different but compatible call types:
+class ClassWithCall7 extends ClassWithCallRequired
+    implements ClassWithCallGeneric<String> {}
+class ClassWithCall8 extends ClassWithCallRequired
+    implements ClassWithCallOptional<int> {}
+class ClassWithCall9 extends ClassWithCallRequired
+    implements ClassWithCallOptional<String> {}
+class ClassWithCall10 extends ClassWithCallBase
+    implements ClassWithCallNamed<String> {}
+
+// Inherits incompatible call types:
+class ClassWithCall11 extends ClassWithCallNamed<int>
+    implements ClassWithCallOptional<int> {}
+class ClassWithCall12 extends ClassWithCallGetter {}
+class ClassWithCall13 extends ClassWithCallSetter {}
+class ClassWithCall14 extends ClassWithCallBase
+    implements ClassWithCallGetter {}
+class ClassWithCall15 extends ClassWithCallBase
+    implements ClassWithCallSetter {}
+
+class ClassImplementsFunction implements Function {}
+
 @NoInline()
 main() {
   print('Hello World');
@@ -65,6 +126,23 @@ main() {
   #main; // Use a const symbol.
   const Symbol('foo'); // Use the const Symbol constructor directly
   new Int8List(0); // Use redirect factory to abstract native class
+
+  new ClassWithCall1();
+  new ClassWithCall2();
+  new ClassWithCall3();
+  new ClassWithCall4();
+  new ClassWithCall5();
+  new ClassWithCall6();
+  new ClassWithCall7();
+  new ClassWithCall8();
+  new ClassWithCall9();
+  new ClassWithCall10();
+  new ClassWithCall11();
+  new ClassWithCall12();
+  new ClassWithCall13();
+  new ClassWithCall14();
+  new ClassWithCall15();
+  new ClassImplementsFunction();
 }
 '''
 };
@@ -136,7 +214,12 @@ Future<ResultKind> mainInternal(List<String> args,
 
   ElementEnvironment environment2 =
       compiler2.frontendStrategy.elementEnvironment;
-  checkElementEnvironment(environment1, environment2, strategy);
+  checkElementEnvironment(
+      environment1,
+      environment2,
+      compiler1.frontendStrategy.dartTypes,
+      compiler2.frontendStrategy.dartTypes,
+      strategy);
 
   ResolutionEnqueuer enqueuer2 = compiler2.enqueuer.resolution;
   ClosedWorld closedWorld2 = compiler2.resolutionWorldBuilder.closeWorld();