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author | Diego <diegolparra@gmail.com> | 2014-11-24 16:49:37 -0300 |
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committer | Diego <diegolparra@gmail.com> | 2014-12-04 02:27:38 -0300 |
commit | 4cf69bc1367bbe75623cbab40e653ea08b2e0341 (patch) | |
tree | 07ec52029aee03c9bc89378353229f04a296e70b /kamon-jdbc/src/test/scala | |
parent | ab9fd324a5df3e411e952576b78dc627595e00bf (diff) | |
download | Kamon-4cf69bc1367bbe75623cbab40e653ea08b2e0341.tar.gz Kamon-4cf69bc1367bbe75623cbab40e653ea08b2e0341.tar.bz2 Kamon-4cf69bc1367bbe75623cbab40e653ea08b2e0341.zip |
+ kamon-jdbc: * include StatementInstrumentationSpec
Diffstat (limited to 'kamon-jdbc/src/test/scala')
-rw-r--r-- | kamon-jdbc/src/test/scala/kamon/jdbc/instrumentation/StatementInstrumentationSpec.scala | 189 |
1 files changed, 153 insertions, 36 deletions
diff --git a/kamon-jdbc/src/test/scala/kamon/jdbc/instrumentation/StatementInstrumentationSpec.scala b/kamon-jdbc/src/test/scala/kamon/jdbc/instrumentation/StatementInstrumentationSpec.scala index ec8ca4a1..ee68234d 100644 --- a/kamon-jdbc/src/test/scala/kamon/jdbc/instrumentation/StatementInstrumentationSpec.scala +++ b/kamon-jdbc/src/test/scala/kamon/jdbc/instrumentation/StatementInstrumentationSpec.scala @@ -15,53 +15,170 @@ package kamon.jdbc.instrumentation -import java.sql.{SQLException, DriverManager} +import java.sql.{DriverManager, SQLException} import akka.actor.ActorSystem -import akka.testkit.TestKit +import akka.testkit.{TestKitBase, TestProbe} +import com.typesafe.config.ConfigFactory +import kamon.Kamon +import kamon.jdbc.SlowQueryProcessor +import kamon.jdbc.metric.StatementsMetrics +import kamon.jdbc.metric.StatementsMetrics.StatementsMetricsSnapshot +import kamon.metric.Metrics +import kamon.metric.Subscriptions.TickMetricSnapshot import kamon.trace.TraceRecorder -import org.scalatest.{Matchers, WordSpecLike} +import org.scalatest.{BeforeAndAfterAll, Matchers, WordSpecLike} +import scala.concurrent.duration._ -class StatementInstrumentationSpec extends TestKit(ActorSystem("jdbc-spec")) with WordSpecLike with Matchers { +class StatementInstrumentationSpec extends TestKitBase with WordSpecLike with Matchers with BeforeAndAfterAll { - val connection = DriverManager.getConnection("jdbc:h2:mem:test","SA", "") + implicit lazy val system: ActorSystem = ActorSystem("jdbc-spec", ConfigFactory.parseString( + """ + |kamon { + | jdbc { + | slow-query-threshold = 100 milliseconds + | + | # Fully qualified name of the implementation of kamon.jdbc.SlowQueryProcessor. + | slow-query-processor = kamon.jdbc.instrumentation.NOPSlowQueryProcessor + | } + |} + """.stripMargin)) + + val connection = DriverManager.getConnection("jdbc:h2:mem:jdbc-spec","SA", "") + + override protected def beforeAll(): Unit = { + connection should not be null + + val create = "CREATE TABLE Address (Nr INTEGER, Name VARCHAR(128));" + val createStatement = connection.createStatement() + createStatement.executeUpdate(create) + + val sleep = "CREATE ALIAS SLEEP FOR \"java.lang.Thread.sleep(long)\"" + val sleepStatement = connection.createStatement() + sleepStatement.executeUpdate(sleep) + } "the StatementInstrumentation" should { - "bblabals" in { - TraceRecorder.withNewTraceContext("jdbc-trace") { - connection should not be null - - val create = "CREATE TABLE Address (Nr INTEGER, Name VARCHAR(128));" - val createStatement = connection.createStatement() - createStatement.executeUpdate(create) - - val insert = "INSERT INTO Address (Nr, Name) VALUES(1, 'foo')" - val insertStatement = connection.prepareStatement(insert) - insertStatement.execute() - - val select = - """ - |/*this is a comment*/ - |SELECT * FROM Address""".stripMargin - val selectStatement = connection.prepareCall(select) - selectStatement.execute() - - val update = "UPDATE Address SET Name = 'bar' where Nr = 1" - val updateStatement = connection.createStatement() - updateStatement.execute(update) - - val delete = "DELETE FROM Address where Nr = 1" - val deleteStatement = connection.createStatement() - deleteStatement.execute(delete) - - intercept[SQLException] { - val error = "SELECT * FROM NON_EXIST_TABLE" - val errorStatement = connection.createStatement() - errorStatement.execute(error) + "record the execution time of the INSERT operation" in new StatementsMetricsListenerFixture { + TraceRecorder.withNewTraceContext("jdbc-trace-insert") { + + val metricsListener = subscribeToMetrics() + + for(id <- 1 to 100) { + val insert = s"INSERT INTO Address (Nr, Name) VALUES($id, 'foo')" + val insertStatement = connection.prepareStatement(insert) + insertStatement.execute() + } + + val StatementMetrics = expectStatementsMetrics(metricsListener, 3 seconds) + StatementMetrics.writes.numberOfMeasurements should be(100) + } + } + + "record the execution time of SELECT operation" in new StatementsMetricsListenerFixture { + TraceRecorder.withNewTraceContext("jdbc-trace-select") { + + val metricsListener = subscribeToMetrics() + + for(id <- 1 to 100) { + val select = s"SELECT * FROM Address where Nr = $id" + val selectStatement = connection.createStatement() + selectStatement.execute(select) + } + + val StatementMetrics = expectStatementsMetrics(metricsListener, 3 seconds) + StatementMetrics.reads.numberOfMeasurements should be(100) + } + } + + "record the execution time of UPDATE operation" in new StatementsMetricsListenerFixture { + TraceRecorder.withNewTraceContext("jdbc-trace-update") { + + val metricsListener = subscribeToMetrics() + + for(id <- 1 to 100) { + val update = s"UPDATE Address SET Name = 'bar$id' where Nr = $id" + val updateStatement = connection.prepareStatement(update) + updateStatement.execute() + } + + val StatementMetrics = expectStatementsMetrics(metricsListener, 3 seconds) + StatementMetrics.writes.numberOfMeasurements should be(100) + } + } + + "record the execution time of DELETE operation" in new StatementsMetricsListenerFixture { + TraceRecorder.withNewTraceContext("jdbc-trace-insert") { + + val metricsListener = subscribeToMetrics() + + for(id <- 1 to 100) { + val delete = s"DELETE FROM Address where Nr = $id" + val deleteStatement = connection.createStatement() + deleteStatement.execute(delete) } + val StatementMetrics = expectStatementsMetrics(metricsListener, 3 seconds) + StatementMetrics.writes.numberOfMeasurements should be(100) } } + + "record the execution time of SLOW QUERIES based on the kamon.jdbc.slow-query-threshold" in new StatementsMetricsListenerFixture { + TraceRecorder.withNewTraceContext("jdbc-trace-slow") { + + val metricsListener = subscribeToMetrics() + + for(id <- 1 to 2) { + val select = s"SELECT * FROM Address; CALL SLEEP(100)" + val selectStatement = connection.createStatement() + selectStatement.execute(select) + } + + val StatementMetrics = expectStatementsMetrics(metricsListener, 3 seconds) + StatementMetrics.slows.count should be(2) + } + } + + "count the total ERRORS" in new StatementsMetricsListenerFixture { + TraceRecorder.withNewTraceContext("jdbc-trace-slow") { + + val metricsListener = subscribeToMetrics() + + for(_ <- 1 to 10) { + intercept[SQLException] { + val error = "SELECT * FROM NON_EXIST_TABLE" + val errorStatement = connection.createStatement() + errorStatement.execute(error) + } + } + val StatementMetrics = expectStatementsMetrics(metricsListener, 3 seconds) + StatementMetrics.errors.count should be(10) + } + } + } + + trait StatementsMetricsListenerFixture { + def subscribeToMetrics( ): TestProbe = { + val metricsListener = TestProbe() + Kamon(Metrics).subscribe(StatementsMetrics, "*", metricsListener.ref, permanently = true) + // Wait for one empty snapshot before proceeding to the test. + metricsListener.expectMsgType[TickMetricSnapshot] + metricsListener + } + } + + def expectStatementsMetrics(listener: TestProbe, waitTime: FiniteDuration): StatementsMetricsSnapshot = { + val tickSnapshot = within(waitTime) { + listener.expectMsgType[TickMetricSnapshot] + } + val statementsMetricsOption = tickSnapshot.metrics.get(StatementsMetrics(StatementInstrumentation.Statements)) + statementsMetricsOption should not be empty + statementsMetricsOption.get.asInstanceOf[StatementsMetricsSnapshot] } } +class NOPSlowQueryProcessor extends SlowQueryProcessor { + override def process(sql: String, executionTimeInMillis: Long, queryThresholdInMillis: Long): Unit = {/*do nothing!!!*/} +} + + |