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/* =========================================================================================
* Copyright © 2013-2017 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.context
import org.scalatest.{Matchers, WordSpec}
class ThreadLocalStorageSpec extends WordSpec with Matchers {
"the Storage.ThreadLocal implementation of Context storage" should {
"return a empty context when no context has been set" in {
TLS.current() shouldBe Context.Empty
}
"return the empty value for keys that have not been set in the context" in {
TLS.current().get(TestKey) shouldBe 42
TLS.current().get(AnotherKey) shouldBe 99
TLS.current().get(BroadcastKey) shouldBe "i travel around"
ScopeWithKey.get(TestKey) shouldBe 43
ScopeWithKey.get(AnotherKey) shouldBe 99
ScopeWithKey.get(BroadcastKey) shouldBe "i travel around"
}
"allow setting a context as current and remove it when closing the Scope" in {
TLS.current() shouldBe Context.Empty
val scope = TLS.store(ScopeWithKey)
TLS.current() shouldBe theSameInstanceAs(ScopeWithKey)
scope.close()
TLS.current() shouldBe Context.Empty
}
}
val TLS: Storage = Storage.ThreadLocal()
val TestKey = Key.local("test-key", 42)
val AnotherKey = Key.local("another-key", 99)
val BroadcastKey = Key.broadcast("broadcast", "i travel around")
val ScopeWithKey = Context.create().withKey(TestKey, 43)
}
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