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Unified Diff: test/codegen/lib/mirrors/fake_function_with_call_test.dart

Issue 2265533002: Add mirrors tests (Closed) Base URL: https://github.com/dart-lang/dev_compiler.git@master
Patch Set: Created 4 years, 4 months ago
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Index: test/codegen/lib/mirrors/fake_function_with_call_test.dart
diff --git a/test/codegen/lib/mirrors/fake_function_with_call_test.dart b/test/codegen/lib/mirrors/fake_function_with_call_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..05523ef8be736a3222df2557f31b3509114fb6a4
--- /dev/null
+++ b/test/codegen/lib/mirrors/fake_function_with_call_test.dart
@@ -0,0 +1,53 @@
+// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import "dart:mirrors";
+
+import "package:expect/expect.dart";
+
+membersOf(ClassMirror cm) {
+ var result = new Map();
+ cm.declarations.forEach((k,v) {
+ if(v is MethodMirror && !v.isConstructor) result[k] = v;
+ if(v is VariableMirror) result[k] = v;
+ });
+ return result;
+}
+
+class WannabeFunction {
+ int call(int a, int b) => a + b;
+ method(x) => x * x;
+}
+
+main() {
+ Expect.isTrue(new WannabeFunction() is Function);
+
+ ClosureMirror cm = reflect(new WannabeFunction());
+ Expect.equals(7, cm.invoke(#call, [3,4]).reflectee);
+ Expect.throws(() => cm.invoke(#call, [3]),
+ (e) => e is NoSuchMethodError,
+ "Wrong arity");
+ Expect.equals(49, cm.invoke(#method, [7]).reflectee);
+ Expect.throws(() => cm.invoke(#method, [3, 4]),
+ (e) => e is NoSuchMethodError,
+ "Wrong arity");
+ Expect.equals(7, cm.apply([3,4]).reflectee);
+ Expect.throws(() => cm.apply([3]),
+ (e) => e is NoSuchMethodError,
+ "Wrong arity");
+
+ MethodMirror mm = cm.function;
+ Expect.equals(#call, mm.simpleName);
+ Expect.equals(reflectClass(WannabeFunction), mm.owner);
+ Expect.isTrue(mm.isRegularMethod);
+ Expect.equals(#int, mm.returnType.simpleName);
+ Expect.equals(#int, mm.parameters[0].type.simpleName);
+ Expect.equals(#int, mm.parameters[1].type.simpleName);
+
+ ClassMirror km = cm.type;
+ Expect.equals(reflectClass(WannabeFunction), km);
+ Expect.equals(#WannabeFunction, km.simpleName);
+ Expect.equals(mm, km.declarations[#call]);
+ Expect.setEquals([#call, #method], membersOf(km).keys);
+}
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