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/*
* =========================================================================================
* Copyright © 2013-2016 the kamon project <http://kamon.io/>
*
* 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.
* =========================================================================================
*/
package kamon.trace
import kamon.Kamon
import kamon.testkit.BaseKamonSpec
import scala.concurrent.duration._
import scala.util.control.NoStackTrace
class SimpleTraceSpec extends BaseKamonSpec("simple-trace-spec") {
"the simple tracing" should {
"send a TraceInfo when the trace has finished and all segments are finished" in {
Kamon.tracer.subscribe(testActor)
Tracer.withContext(newContext("simple-trace-without-segments")) {
Tracer.currentContext.startSegment("segment-one", "test-segment", "test").finish()
Tracer.currentContext.startSegment("segment-two", "test-segment", "test").finish()
Tracer.currentContext.finish()
}
val traceInfo = expectMsgType[TraceInfo]
Kamon.tracer.unsubscribe(testActor)
traceInfo.name should be("simple-trace-without-segments")
traceInfo.segments.size should be(2)
traceInfo.segments.find(_.name == "segment-one") should be('defined)
traceInfo.segments.find(_.name == "segment-two") should be('defined)
}
"send a TraceInfo when the trace has finished with error and all segments are finished" in {
Kamon.tracer.subscribe(testActor)
Tracer.withContext(newContext("simple-trace-with-error-and-without-segments")) {
Tracer.currentContext.startSegment("segment-one", "test-segment", "test").finish()
Tracer.currentContext.startSegment("segment-two", "test-segment", "test").finish()
Tracer.currentContext.finishWithError(TraceException("awesome-trace-error"))
}
val traceInfo = expectMsgType[TraceInfo]
Kamon.tracer.unsubscribe(testActor)
traceInfo.name should be("simple-trace-with-error-and-without-segments")
traceInfo.status should be(Status.FinishedWithError)
traceInfo.segments.size should be(2)
traceInfo.segments.find(_.name == "segment-one") should be('defined)
traceInfo.segments.find(_.name == "segment-two") should be('defined)
}
"send a TraceInfo when the trace has finished with error and all segments are finished with error" in {
Kamon.tracer.subscribe(testActor)
Tracer.withContext(newContext("simple-trace-with-error-and-without-segments")) {
Tracer.currentContext.startSegment("segment-one-finished-with-error", "test-segment", "test").finishWithError(SegmentException("awesome-segment-exception"))
Tracer.currentContext.startSegment("segment-two-finished-with-error", "test-segment", "test").finishWithError(SegmentException("awesome-segment-exception"))
Tracer.currentContext.finishWithError(TraceException("awesome-trace-error"))
}
val traceInfo = expectMsgType[TraceInfo]
Kamon.tracer.unsubscribe(testActor)
traceInfo.name should be("simple-trace-with-error-and-without-segments")
traceInfo.status should be(Status.FinishedWithError)
traceInfo.segments.size should be(2)
val segmentOne = traceInfo.segments.find(_.name == "segment-one-finished-with-error")
val segmentTwo = traceInfo.segments.find(_.name == "segment-two-finished-with-error")
segmentOne.get.status should be(Status.FinishedWithError)
segmentTwo.get.status should be(Status.FinishedWithError)
}
"send a TraceInfo when the trace has finished and all segments are finished and both contains tags" in {
Kamon.tracer.subscribe(testActor)
Tracer.withContext(newContext("simple-trace-without-segments", "awesome-token", Map("environment" → "production"))) {
Tracer.currentContext.startSegment("segment-one", "test-segment", "test", Map("segment-one-info" → "info")).finish()
Tracer.currentContext.startSegment("segment-two", "test-segment", "test", Map("segment-two-info" → "info")).finish()
Tracer.currentContext.finish()
}
val traceInfo = expectMsgType[TraceInfo]
Kamon.tracer.unsubscribe(testActor)
traceInfo.name should be("simple-trace-without-segments")
traceInfo.tags should be(Map("environment" → "production"))
traceInfo.segments.size should be(2)
val segmentOne = traceInfo.segments.find(_.name == "segment-one")
val segmentTwo = traceInfo.segments.find(_.name == "segment-two")
segmentOne.get.tags should be(Map("segment-one-info" → "info"))
segmentTwo.get.tags should be(Map("segment-two-info" → "info"))
}
"incubate the tracing context if there are open segments after finishing" in {
Kamon.tracer.subscribe(testActor)
val secondSegment = Tracer.withContext(newContext("simple-trace-without-segments")) {
Tracer.currentContext.startSegment("segment-one", "test-segment", "test").finish()
val segment = Tracer.currentContext.startSegment("segment-two", "test-segment", "test")
Tracer.currentContext.finish()
segment
}
expectNoMsg(2 seconds)
secondSegment.finish()
within(10 seconds) {
val traceInfo = expectMsgType[TraceInfo]
Kamon.tracer.unsubscribe(testActor)
traceInfo.name should be("simple-trace-without-segments")
traceInfo.segments.size should be(2)
traceInfo.segments.find(_.name == "segment-one") should be('defined)
traceInfo.segments.find(_.name == "segment-two") should be('defined)
}
}
}
}
case class TraceException(message: String) extends RuntimeException(message) with NoStackTrace
case class SegmentException(message: String) extends RuntimeException(message) with NoStackTrace
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