From 2b7367ae5687f34580b05ee5ea95d01ea30b95b5 Mon Sep 17 00:00:00 2001
From: Diego <diegolparra@gmail.com>
Date: Fri, 10 Nov 2017 10:59:00 -0300
Subject: add test for Metric::refine(java.util.Map)

---
 .../test/scala/kamon/metric/MetricLookupSpec.scala | 28 ++++++++++++++++++++++
 .../src/test/scala/kamon/metric/TimerSpec.scala    | 22 ++++++++---------
 2 files changed, 39 insertions(+), 11 deletions(-)

(limited to 'kamon-core-tests')

diff --git a/kamon-core-tests/src/test/scala/kamon/metric/MetricLookupSpec.scala b/kamon-core-tests/src/test/scala/kamon/metric/MetricLookupSpec.scala
index 64ae1514..bcf703bd 100644
--- a/kamon-core-tests/src/test/scala/kamon/metric/MetricLookupSpec.scala
+++ b/kamon-core-tests/src/test/scala/kamon/metric/MetricLookupSpec.scala
@@ -15,6 +15,8 @@
 
 package kamon.metric
 
+import java.util.Collections.{singletonMap => javaMap}
+
 import kamon.Kamon
 import org.scalatest.{Matchers, WordSpec}
 
@@ -72,6 +74,32 @@ class MetricLookupSpec extends WordSpec with Matchers {
         minMaxCounterOne shouldBe theSameInstanceAs(minMaxCounterTwo)
       }
     }
+
+    "refine a metric with java tags and" should {
+      "always return the same histogram for a set of tags" in {
+        val histogramOne = Kamon.histogram("histogram-lookup").refine(javaMap("tag", "value"))
+        val histogramTwo = Kamon.histogram("histogram-lookup").refine(javaMap("tag", "value"))
+        histogramOne shouldBe theSameInstanceAs(histogramTwo)
+      }
+
+      "always return the same counter for a set of tags" in {
+        val counterOne = Kamon.counter("counter-lookup").refine(javaMap("tag", "value"))
+        val counterTwo = Kamon.counter("counter-lookup").refine(javaMap("tag", "value"))
+        counterOne shouldBe theSameInstanceAs(counterTwo)
+      }
+
+      "always return the same gauge for a set of tags" in {
+        val gaugeOne = Kamon.gauge("gauge-lookup").refine(javaMap("tag", "value"))
+        val gaugeTwo = Kamon.gauge("gauge-lookup").refine(javaMap("tag", "value"))
+        gaugeOne shouldBe theSameInstanceAs(gaugeTwo)
+      }
+
+      "always return the same min-max-counter for a set of tags" in {
+        val minMaxCounterOne = Kamon.minMaxCounter("min-max-counter-lookup").refine(javaMap("tag", "value"))
+        val minMaxCounterTwo = Kamon.minMaxCounter("min-max-counter-lookup").refine(javaMap("tag", "value"))
+        minMaxCounterOne shouldBe theSameInstanceAs(minMaxCounterTwo)
+      }
+    }
   }
 
 }
diff --git a/kamon-core-tests/src/test/scala/kamon/metric/TimerSpec.scala b/kamon-core-tests/src/test/scala/kamon/metric/TimerSpec.scala
index 1d439b3a..834c38e5 100644
--- a/kamon-core-tests/src/test/scala/kamon/metric/TimerSpec.scala
+++ b/kamon-core-tests/src/test/scala/kamon/metric/TimerSpec.scala
@@ -29,7 +29,7 @@ class TimerSpec extends WordSpec with Matchers {
       timer.start().stop()
       timer.start().stop()
 
-      timer.distribution().count shouldBe(3)
+      timer.distribution().count shouldBe 3
     }
 
     "ensure that a started timer can only be stopped once" in {
@@ -39,7 +39,7 @@ class TimerSpec extends WordSpec with Matchers {
       startedTimer.stop()
       startedTimer.stop()
 
-      timer.distribution().count shouldBe(1)
+      timer.distribution().count shouldBe 1
     }
 
 
@@ -50,20 +50,20 @@ class TimerSpec extends WordSpec with Matchers {
       timer.record(200)
 
       val distribution = timer.distribution()
-      distribution.min shouldBe(100)
-      distribution.max shouldBe(200)
-      distribution.count shouldBe(1000)
+      distribution.min shouldBe 100
+      distribution.max shouldBe 200
+      distribution.count shouldBe 1000
       distribution.buckets.length shouldBe 3
       distribution.buckets.map(b => (b.value, b.frequency)) should contain.allOf(
-        (100 -> 1),
-        (150 -> 998),
-        (200 -> 1)
+        100 -> 1,
+        150 -> 998,
+        200 -> 1
       )
 
       val emptyDistribution = timer.distribution()
-      emptyDistribution.min shouldBe(0)
-      emptyDistribution.max shouldBe(0)
-      emptyDistribution.count shouldBe(0)
+      emptyDistribution.min shouldBe 0
+      emptyDistribution.max shouldBe 0
+      emptyDistribution.count shouldBe 0
       emptyDistribution.buckets.length shouldBe 0
     }
   }
-- 
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