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3 files changed, 79 insertions, 0 deletions

diff --git a/config/src/tests/trace/.gitignore b/config/src/tests/trace/.gitignore
new file mode 100644
index 00000000000..d87470776bf
--- /dev/null
+++ b/config/src/tests/trace/.gitignore
@@ -0,0 +1 @@
+config_trace_test_app
diff --git a/config/src/tests/trace/CMakeLists.txt b/config/src/tests/trace/CMakeLists.txt
new file mode 100644
index 00000000000..b328f61abdc
--- /dev/null
+++ b/config/src/tests/trace/CMakeLists.txt
@@ -0,0 +1,8 @@
+# Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+vespa_add_executable(config_trace_test_app
+    SOURCES
+    trace.cpp
+    DEPENDS
+    config_cloudconfig
+)
+vespa_add_test(NAME config_trace_test_app COMMAND config_trace_test_app)
diff --git a/config/src/tests/trace/trace.cpp b/config/src/tests/trace/trace.cpp
new file mode 100644
index 00000000000..9945acae485
--- /dev/null
+++ b/config/src/tests/trace/trace.cpp
@@ -0,0 +1,70 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+#include <vespa/fastos/fastos.h>
+#include <vespa/log/log.h>
+LOG_SETUP("frt");
+#include <vespa/vespalib/testkit/test_kit.h>
+#include <vespa/config/common/trace.h>
+#include <vespa/vespalib/trace/tracenode.h>
+
+
+using namespace config;
+using namespace vespalib;
+using namespace vespalib::slime;
+
+struct FixedClock : public Clock
+{
+    FixedClock() : currentTime(0) { }
+    int64_t currentTime;
+    int64_t currentTimeMillis() const { return currentTime; }
+};
+
+TEST("that trace can be serialized and deserialized") {
+    Trace trace(4);
+    trace.trace(4, "foo");
+    trace.trace(3, "bar");
+    trace.trace(5, "baz");
+
+    Slime slime;
+    Cursor & cursor(slime.setObject());
+    trace.serialize(cursor);
+
+    Trace trace2;
+    trace2.deserialize(slime.get());
+
+    Slime slime2;
+    trace2.serialize(slime2.setObject());
+    Trace trace3;
+    trace3.deserialize(slime2.get());
+
+    EXPECT_EQUAL(trace.toString(), trace3.toString());
+}
+
+TEST_F("that trace level is taken into account", FixedClock) {
+    f1.currentTime = 3;
+    Trace trace(4, f1);
+    trace.trace(4, "foo");
+    trace.trace(5, "bar");
+    EXPECT_EQUAL("[\n"
+"    {\n"
+"        \"timestamp\": 3,\n"
+"        \"payload\": \"foo\"\n"
+"    }\n"
+"]\n", trace.toString());
+}
+
+TEST("that trace can be copied") {
+    Trace trace(3);
+    trace.trace(2, "foo");
+    trace.trace(3, "bar");
+    Trace trace2(trace);
+    EXPECT_EQUAL(trace.toString(), trace2.toString());
+}
+
+TEST("ensure that system clock is used by default") {
+    Trace trace(2);
+    trace.trace(1, "foo");
+    TraceNode child(trace.getRoot().getChild(0));
+    EXPECT_TRUE(child.getTimestamp() > 0);
+}
+
+TEST_MAIN() { TEST_RUN_ALL(); }