From 4d828e1a3195e55365c865aa3a78af9668742643 Mon Sep 17 00:00:00 2001
From: Ivan Topolnjak <ivantopo@gmail.com>
Date: Mon, 24 Apr 2017 13:54:40 +0200
Subject: Prepare for the major cleanup

Moved all the original files from src/main to src/legacy-main, same with test files. Also
removed the autoweave module, examples and bench as I'm planning to have them in separate
repositories.
---
 .../scala/kamon/trace/TraceLocalSpec.scala         | 108 +++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 kamon-core/src/legacy-test/scala/kamon/trace/TraceLocalSpec.scala

(limited to 'kamon-core/src/legacy-test/scala/kamon/trace/TraceLocalSpec.scala')

diff --git a/kamon-core/src/legacy-test/scala/kamon/trace/TraceLocalSpec.scala b/kamon-core/src/legacy-test/scala/kamon/trace/TraceLocalSpec.scala
new file mode 100644
index 00000000..41d5bc83
--- /dev/null
+++ b/kamon-core/src/legacy-test/scala/kamon/trace/TraceLocalSpec.scala
@@ -0,0 +1,108 @@
+/*
+ * =========================================================================================
+ * Copyright © 2013-2014 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.testkit.BaseKamonSpec
+import kamon.trace.TraceLocal.AvailableToMdc
+import kamon.trace.logging.MdcKeysSupport
+import kamon.util.Supplier
+import org.scalatest.concurrent.PatienceConfiguration
+import org.scalatest.OptionValues
+import org.slf4j.MDC
+
+class TraceLocalSpec extends BaseKamonSpec("trace-local-spec") with PatienceConfiguration with OptionValues with MdcKeysSupport {
+  val SampleTraceLocalKeyAvailableToMDC = AvailableToMdc("someKey")
+
+  object SampleTraceLocalKey extends TraceLocal.TraceLocalKey[String]
+
+  "the TraceLocal storage" should {
+    "allow storing and retrieving values" in {
+      Tracer.withContext(newContext("store-and-retrieve-trace-local")) {
+        val testString = "Hello World"
+
+        TraceLocal.store(SampleTraceLocalKey)(testString)
+        TraceLocal.retrieve(SampleTraceLocalKey).value should equal(testString)
+      }
+    }
+
+    "return None when retrieving a non existent key" in {
+      Tracer.withContext(newContext("non-existent-key")) {
+        TraceLocal.retrieve(SampleTraceLocalKey) should equal(None)
+      }
+    }
+
+    "throws an exception when trying to get a non existent key" in {
+      Tracer.withContext(newContext("non-existent-key")) {
+        intercept[NoSuchElementException] {
+          TraceLocal.get(SampleTraceLocalKey)
+        }
+      }
+    }
+
+    "return the given value when retrieving a non existent key" in {
+      Tracer.withContext(newContext("non-existent-key")) {
+        TraceLocal.getOrElse(SampleTraceLocalKey, new Supplier[String] { def get = "optionalValue" }) should equal("optionalValue")
+      }
+    }
+
+    "return None when retrieving a key without a current TraceContext" in {
+      TraceLocal.retrieve(SampleTraceLocalKey) should equal(None)
+    }
+
+    "be attached to the TraceContext when it is propagated" in {
+      val testString = "Hello World"
+      val testContext = Tracer.withContext(newContext("manually-propagated-trace-local")) {
+        TraceLocal.store(SampleTraceLocalKey)(testString)
+        TraceLocal.retrieve(SampleTraceLocalKey).value should equal(testString)
+        Tracer.currentContext
+      }
+
+      /** No TraceLocal should be available here */
+      TraceLocal.retrieve(SampleTraceLocalKey) should equal(None)
+
+      Tracer.withContext(testContext) {
+        TraceLocal.retrieve(SampleTraceLocalKey).value should equal(testString)
+      }
+    }
+
+    "allow retrieve a value from the MDC when was created a key with AvailableToMdc(cool-key)" in {
+      Tracer.withContext(newContext("store-and-retrieve-trace-local-and-copy-to-mdc")) {
+        val testString = "Hello MDC"
+
+        TraceLocal.store(SampleTraceLocalKeyAvailableToMDC)(testString)
+        TraceLocal.retrieve(SampleTraceLocalKeyAvailableToMDC).value should equal(testString)
+
+        withMdc {
+          MDC.get("someKey") should equal(testString)
+        }
+      }
+    }
+
+    "allow retrieve a value from the MDC when was created a key with AvailableToMdc.storeForMdc(String, String)" in {
+      Tracer.withContext(newContext("store-and-retrieve-trace-local-and-copy-to-mdc")) {
+        val testString = "Hello MDC"
+
+        TraceLocal.storeForMdc("someKey", testString)
+        TraceLocal.retrieve(SampleTraceLocalKeyAvailableToMDC).value should equal(testString)
+
+        withMdc {
+          MDC.get("someKey") should equal(testString)
+        }
+      }
+    }
+  }
+}
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