85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
// Copyright 2021 Code Intelligence GmbH
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "jvm_tooling.h"
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#include <memory>
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#include "gflags/gflags.h"
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#include "gtest/gtest.h"
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#include "tools/cpp/runfiles/runfiles.h"
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DECLARE_string(cp);
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DECLARE_bool(hooks);
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DECLARE_string(jvm_args);
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#ifdef _WIN32
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#define ARG_SEPARATOR ";"
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#else
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#define ARG_SEPARATOR ":"
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#endif
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namespace jazzer {
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class JvmToolingTest : public ::testing::Test {
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protected:
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// After DestroyJavaVM() no new JVM instance can be created in the same
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// process, so we set up a single JVM instance for this test binary which gets
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// destroyed after all tests in this test suite have finished.
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static void SetUpTestCase() {
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FLAGS_hooks = false;
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FLAGS_jvm_args =
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"-Denv1=va\\" ARG_SEPARATOR "l1\\\\" ARG_SEPARATOR "-Denv2=val2";
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using ::bazel::tools::cpp::runfiles::Runfiles;
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Runfiles *runfiles = Runfiles::CreateForTest();
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FLAGS_cp = runfiles->Rlocation(FLAGS_cp);
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jvm_ = std::unique_ptr<JVM>(new JVM("test_executable"));
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}
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static void TearDownTestCase() { jvm_.reset(nullptr); }
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static std::unique_ptr<JVM> jvm_;
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};
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std::unique_ptr<JVM> JvmToolingTest::jvm_ = nullptr;
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TEST_F(JvmToolingTest, JniProperties) {
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auto &env = jvm_->GetEnv();
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auto property_printer_class = env.FindClass("test/PropertyPrinter");
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ASSERT_NE(nullptr, property_printer_class);
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auto method_id =
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env.GetStaticMethodID(property_printer_class, "printProperty",
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"(Ljava/lang/String;)Ljava/lang/String;");
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ASSERT_NE(nullptr, method_id);
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for (const auto &el : std::vector<std::pair<std::string, std::string>>{
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{"not set property", ""},
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{"env1", "va" ARG_SEPARATOR "l1\\"},
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{"env2", "val2"}}) {
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jstring str = env.NewStringUTF(el.first.c_str());
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auto ret = (jstring)env.CallStaticObjectMethod(property_printer_class,
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method_id, str);
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ASSERT_FALSE(env.ExceptionCheck());
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if (el.second.empty()) {
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ASSERT_EQ(nullptr, ret);
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} else {
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ASSERT_NE(nullptr, ret);
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jboolean is_copy;
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ASSERT_EQ(el.second, env.GetStringUTFChars(ret, &is_copy));
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}
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}
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}
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} // namespace jazzer
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