blob: 1a2b0ebbab6196281d62e62327d06ac1d10b006f [file] [log] [blame]
// Copyright (c) 2014, 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.
#include "vm/coverage.h"
#include "vm/dart_api_impl.h"
#include "vm/unit_test.h"
namespace dart {
static RawObject* ExecuteScript(const char* script) {
Dart_Handle h_lib = TestCase::LoadTestScript(script, NULL);
EXPECT_VALID(h_lib);
Library& lib = Library::Handle();
lib ^= Api::UnwrapHandle(h_lib);
EXPECT(!lib.IsNull());
Dart_Handle result = Dart_Invoke(h_lib, NewString("main"), 0, NULL);
EXPECT_VALID(result);
return Api::UnwrapHandle(h_lib);
}
class FunctionCoverageFilter : public CoverageFilter {
public:
explicit FunctionCoverageFilter(const Function& func) : func_(func) {}
bool ShouldOutputCoverageFor(const Library& lib,
const Script& script,
const Class& cls,
const Function& func) const {
return func.raw() == func_.raw();
}
private:
const Function& func_;
};
TEST_CASE(Coverage_Empty) {
const char* kScript =
"main() {\n"
"}";
Library& lib = Library::Handle();
lib ^= ExecuteScript(kScript);
ASSERT(!lib.IsNull());
JSONStream js;
CodeCoverage::PrintJSON(thread, &js, NULL, false);
char buf[1024];
OS::SNPrint(buf, sizeof(buf),
"{\"source\":\"test-lib\",\"script\":{\"type\":\"@Script\","
"\"fixedId\":true,\"id\":\"libraries\\/%" Pd "\\/scripts\\/test-lib\","
"\"uri\":\"test-lib\","
"\"_kind\":\"script\"},\"hits\":[]}", lib.index());
EXPECT_SUBSTRING(buf, js.ToCString());
}
TEST_CASE(Coverage_MainWithClass) {
const char* kScript =
"class Foo {\n"
" var x;\n"
" Foo(this.x);\n"
" bar() {\n"
" x = x * x;\n"
" x = x / 13;\n"
" }\n"
"}\n"
"main() {\n"
" var foo = new Foo(7);\n"
" foo.bar();\n"
"}\n";
Library& lib = Library::Handle();
lib ^= ExecuteScript(kScript);
ASSERT(!lib.IsNull());
JSONStream js;
CodeCoverage::PrintJSON(thread, &js, NULL, false);
char buf[1024];
// Coverage data is printed per class, i.e., there should be two sections
// for test-lib in the JSON data.
// Data for the actual class Foo.
OS::SNPrint(buf, sizeof(buf),
"{\"source\":\"test-lib\",\"script\":{\"type\":\"@Script\","
"\"fixedId\":true,\"id\":\"libraries\\/%" Pd "\\/scripts\\/test-lib\","
"\"uri\":\"test-lib\","
"\"_kind\":\"script\"},\"hits\":[3,1,5,4,6,3]}", lib.index());
EXPECT_SUBSTRING(buf, js.ToCString());
// Data for the fake class containing main().
OS::SNPrint(buf, sizeof(buf),
"{\"source\":\"test-lib\",\"script\":{\"type\":\"@Script\","
"\"fixedId\":true,\"id\":\"libraries\\/%" Pd "\\/scripts\\/test-lib\","
"\"uri\":\"test-lib\","
"\"_kind\":\"script\"},\"hits\":[10,1,11,1]}", lib.index());
EXPECT_SUBSTRING(buf, js.ToCString());
}
TEST_CASE(Coverage_FilterFunction) {
const char* kScript =
"class Foo {\n"
" var x;\n"
" var y;\n"
" Foo(this.x);\n"
" Foo.other(this.x, this.y);\n"
" Foo.yetAnother();\n"
"}\n"
"main() {\n"
" var foo = new Foo(7);\n"
"}\n";
Library& lib = Library::Handle();
lib ^= ExecuteScript(kScript);
ASSERT(!lib.IsNull());
const Class& cls = Class::Handle(
lib.LookupClass(String::Handle(String::New("Foo"))));
ASSERT(!cls.IsNull());
const Function& func = Function::Handle(
cls.LookupFunction(String::Handle(String::New("Foo.yetAnother"))));
ASSERT(!func.IsNull());
JSONStream js;
FunctionCoverageFilter filter(func);
CodeCoverage::PrintJSON(thread, &js, &filter, false);
// Only expect coverage data for Foo.yetAnother() on line 6.
char buf[1024];
OS::SNPrint(buf, sizeof(buf),
"{\"source\":\"test-lib\",\"script\":{\"type\":\"@Script\","
"\"fixedId\":true,\"id\":\"libraries\\/%" Pd "\\/scripts\\/test-lib\","
"\"uri\":\"test-lib\","
"\"_kind\":\"script\"},\"hits\":[6,0]}", lib.index());
EXPECT_SUBSTRING(buf, js.ToCString());
}
} // namespace dart