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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/vespalib/testkit/test_kit.h>
#include <vespa/vespalib/trace/tracenode.h>
#include <vespa/vespalib/trace/slime_trace_serializer.h>
#include <vespa/vespalib/trace/slime_trace_deserializer.h>
#include <vespa/vespalib/data/simple_buffer.h>
#include <vespa/log/log.h>
LOG_SETUP("trace_test");
using namespace vespalib;
using namespace vespalib::slime;
TEST("that a single trace node is serialized") {
TraceNode node;
Slime slime;
SlimeTraceSerializer serializer(slime.setObject());
node.accept(serializer);
Inspector & i(slime.get());
EXPECT_TRUE(i["timestamp"].valid());
EXPECT_EQUAL(0l, i["timestamp"].asLong());
EXPECT_FALSE(i["payload"].valid());
}
constexpr system_time zero_system_time;
constexpr system_time as_ms(long ms) { return system_time(std::chrono::milliseconds(ms)); }
TEST("that a trace node with children is serialized") {
TraceNode node;
node.addChild("foo", as_ms(1234));
node.addChild("bar", as_ms(1235));
Slime slime;
SlimeTraceSerializer serializer(slime.setObject());
node.accept(serializer);
Inspector & i(slime.get());
EXPECT_TRUE(i["timestamp"].valid());
EXPECT_EQUAL(0l, i["timestamp"].asLong());
EXPECT_TRUE(i["children"].valid());
Inspector & iBar(i["children"][0]);
Inspector & iFoo(i["children"][1]);
EXPECT_TRUE(iFoo.valid());
EXPECT_TRUE(iBar.valid());
EXPECT_EQUAL(1234, iFoo["timestamp"].asLong());
EXPECT_EQUAL("foo", iFoo["payload"].asString().make_string());
EXPECT_EQUAL(1235, iBar["timestamp"].asLong());
EXPECT_EQUAL("bar", iBar["payload"].asString().make_string());
}
TEST("that an empty root trace node can be deserialized") {
Slime slime;
Cursor & root(slime.setObject());
SlimeTraceDeserializer deserializer(root);
TraceNode node(deserializer.deserialize());
EXPECT_FALSE(node.hasNote());
EXPECT_EQUAL(zero_system_time, node.getTimestamp());
}
TEST("that a single trace node can be deserialized") {
Slime slime;
Cursor & root(slime.setObject());
root.setLong("timestamp", 1234);
root.setString("payload", "hello");
SlimeTraceDeserializer deserializer(root);
TraceNode node(deserializer.deserialize());
EXPECT_EQUAL(as_ms(1234), node.getTimestamp());
EXPECT_TRUE(node.hasNote());
EXPECT_EQUAL("hello", node.getNote());
}
TEST("that a trace node with children can be deserialized") {
Slime slime;
Cursor & root(slime.setObject());
Cursor & rootChildren(root.setArray("children"));
Cursor & foo(rootChildren.addObject());
foo.setLong("timestamp", 123);
Cursor &fooArray(foo.setArray("children"));
Cursor &foobar(fooArray.addObject());
foobar.setLong("timestamp", 45);
foobar.setString("payload", "world");
Cursor & bar(rootChildren.addObject());
bar.setLong("timestamp", 67);
bar.setString("payload", "!");
vespalib::SimpleBuffer buf;
vespalib::slime::JsonFormat::encode(slime, buf, false);
SlimeTraceDeserializer deserializer(root);
TraceNode node(deserializer.deserialize());
EXPECT_FALSE(node.hasNote());
ASSERT_EQUAL(2u, node.getNumChildren());
TraceNode fooNode(node.getChild(0));
ASSERT_EQUAL(1u, fooNode.getNumChildren());
TraceNode fooBarNode(fooNode.getChild(0));
EXPECT_EQUAL("world", fooBarNode.getNote());
TraceNode barNode(node.getChild(1));
EXPECT_EQUAL("!", barNode.getNote());
ASSERT_EQUAL(0u, barNode.getNumChildren());
}
TEST("test serialization and deserialization") {
TraceNode root;
root.addChild("foo", as_ms(45));
root.addChild("bar");
root.addChild(TraceNode());
Slime slime;
SlimeTraceSerializer s(slime.setObject());
root.accept(s);
SlimeTraceDeserializer d(slime.get());
TraceNode root2(d.deserialize());
ASSERT_EQUAL(3u, root2.getNumChildren());
}
TEST_MAIN() { TEST_RUN_ALL(); }
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