update source to Ceph Pacific 16.2.2

[ceph.git] / ceph / src / jaegertracing / jaeger-client-cpp / src / jaegertracing / reporters / ReporterTest.cpp

diff --git a/ceph/src/jaegertracing/jaeger-client-cpp/src/jaegertracing/reporters/ReporterTest.cpp b/ceph/src/jaegertracing/jaeger-client-cpp/src/jaegertracing/reporters/ReporterTest.cpp
new file mode 100644 (file)
index 0000000..1c55524
--- /dev/null
+++ b/ceph/src/jaegertracing/jaeger-client-cpp/src/jaegertracing/reporters/ReporterTest.cpp
@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2017 Uber Technologies, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+
+#include "jaegertracing/Logging.h"
+#include "jaegertracing/Tracer.h"
+#include "jaegertracing/Sender.h"
+#include "jaegertracing/reporters/CompositeReporter.h"
+#include "jaegertracing/reporters/InMemoryReporter.h"
+#include "jaegertracing/reporters/LoggingReporter.h"
+#include "jaegertracing/reporters/NullReporter.h"
+#include "jaegertracing/reporters/RemoteReporter.h"
+#include "jaegertracing/samplers/ConstSampler.h"
+
+namespace jaegertracing {
+namespace reporters {
+namespace {
+
+class FakeTransport : public Sender {
+  public:
+    FakeTransport(std::vector<Span>& spans, std::mutex& mutex)
+        : _spans(spans)
+        , _mutex(mutex)
+    {
+    }
+
+    int append(const Span& span) override
+    {
+        std::lock_guard<std::mutex> lock(_mutex);
+        _spans.push_back(span);
+        return 1;
+    }
+
+    int flush() override { return 0; }
+
+    void close() override {}
+
+  private:
+    std::vector<Span>& _spans;
+    std::mutex& _mutex;
+};
+
+const Span span;
+
+}  // anonymous namespace
+
+TEST(Reporter, testRemoteReporter)
+{
+    std::vector<Span> spans;
+    std::mutex mutex;
+    auto logger = logging::nullLogger();
+    auto metrics = metrics::Metrics::makeNullMetrics();
+    constexpr auto kFixedQueueSize = 10;
+    RemoteReporter reporter(
+        std::chrono::milliseconds(1),
+        kFixedQueueSize,
+        std::unique_ptr<Sender>(new FakeTransport(spans, mutex)),
+        *logger,
+        *metrics);
+    constexpr auto kNumReports = 100;
+    for (auto i = 0; i < kNumReports; ++i) {
+        reporter.report(span);
+        // TODO(isaachier): Find a way to make this test more rigorous.
+        std::this_thread::sleep_for(std::chrono::milliseconds(1));
+    }
+    reporter.close();
+    ASSERT_EQ(spans.size(), kNumReports);
+}
+
+TEST(Reporter, testNullReporter)
+{
+    NullReporter reporter;
+    constexpr auto kNumReports = 100;
+    for (auto i = 0; i < kNumReports; ++i) {
+        reporter.report(span);
+    }
+    reporter.close();
+}
+
+TEST(Reporter, testLoggingReporter)
+{
+    const auto logger = logging::nullLogger();
+    LoggingReporter reporter(*logger);
+    constexpr auto kNumReports = 100;
+    for (auto i = 0; i < kNumReports; ++i) {
+        reporter.report(span);
+    }
+    reporter.close();
+}
+
+TEST(Reporter, testInMemoryReporter)
+{
+    InMemoryReporter reporter;
+    constexpr auto kNumReports = 100;
+    for (auto i = 0; i < kNumReports; ++i) {
+        reporter.report(span);
+    }
+    ASSERT_EQ(kNumReports, reporter.spansSubmitted());
+    reporter.reset();
+    ASSERT_EQ(0, reporter.spansSubmitted());
+    reporter.close();
+}
+
+TEST(Reporter, testCompositeReporter)
+{
+    std::vector<std::shared_ptr<Reporter>> reporters;
+    reporters.push_back(std::make_shared<InMemoryReporter>());
+    reporters.push_back(std::make_shared<InMemoryReporter>());
+
+    CompositeReporter reporter(reporters);
+    reporter.report(span);
+    ASSERT_EQ(1,
+              std::static_pointer_cast<InMemoryReporter>(reporters[0])
+                  ->spansSubmitted());
+    ASSERT_EQ(1,
+              std::static_pointer_cast<InMemoryReporter>(reporters[1])
+                  ->spansSubmitted());
+}
+
+}  // namespace reporters
+}  // namespace jaegertracing