Migrate CallDepthThreadLocalMapTest to Java. (#3331)

javaagent-api/src/test/groovy/io/opentelemetry/javaagent/instrumentation/api/CallDepthThreadLocalMapTest.groovy

@@ -1,53 +0,0 @@
-/*
- * Copyright The OpenTelemetry Authors
- * SPDX-License-Identifier: Apache-2.0
- */
-
-package io.opentelemetry.javaagent.instrumentation.api
-
-import spock.lang.Specification
-
-class CallDepthThreadLocalMapTest extends Specification {
-
-  def "test CallDepthThreadLocalMap"() {
-    setup:
-    Class<?> k1 = String
-    Class<?> k2 = Integer
-    Class<?> k3 = Double
-
-    expect:
-    CallDepthThreadLocalMap.incrementCallDepth(k1) == 0
-    CallDepthThreadLocalMap.incrementCallDepth(k2) == 0
-
-    CallDepthThreadLocalMap.incrementCallDepth(k1) == 1
-    CallDepthThreadLocalMap.incrementCallDepth(k2) == 1
-
-    when:
-    CallDepthThreadLocalMap.reset(k1)
-
-    then:
-    CallDepthThreadLocalMap.incrementCallDepth(k2) == 2
-
-    when:
-    CallDepthThreadLocalMap.reset(k2)
-
-    then:
-    CallDepthThreadLocalMap.incrementCallDepth(k1) == 0
-    CallDepthThreadLocalMap.incrementCallDepth(k2) == 0
-
-    CallDepthThreadLocalMap.incrementCallDepth(k1) == 1
-    CallDepthThreadLocalMap.incrementCallDepth(k2) == 1
-
-    expect:
-    CallDepthThreadLocalMap.decrementCallDepth(k1) == 1
-    CallDepthThreadLocalMap.decrementCallDepth(k2) == 1
-
-    CallDepthThreadLocalMap.decrementCallDepth(k1) == 0
-    CallDepthThreadLocalMap.decrementCallDepth(k2) == 0
-
-    and:
-    CallDepthThreadLocalMap.incrementCallDepth(k3) == 0
-    CallDepthThreadLocalMap.decrementCallDepth(k3) == 0
-
-  }
-}

javaagent-api/src/test/java/io/opentelemetry/javaagent/instrumentation/api/CallDepthThreadLocalMapTest.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.api;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+class CallDepthThreadLocalMapTest {
+
+  @Test
+  void incrementDecrement() {
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(String.class)).isZero();
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(Integer.class)).isZero();
+
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(String.class)).isOne();
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(Integer.class)).isOne();
+
+    CallDepthThreadLocalMap.reset(String.class);
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(Integer.class)).isEqualTo(2);
+
+    CallDepthThreadLocalMap.reset(Integer.class);
+
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(String.class)).isZero();
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(Integer.class)).isZero();
+
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(String.class)).isOne();
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(Integer.class)).isOne();
+
+    assertThat(CallDepthThreadLocalMap.decrementCallDepth(String.class)).isOne();
+    assertThat(CallDepthThreadLocalMap.decrementCallDepth(Integer.class)).isOne();
+
+    assertThat(CallDepthThreadLocalMap.decrementCallDepth(String.class)).isZero();
+    assertThat(CallDepthThreadLocalMap.decrementCallDepth(Integer.class)).isZero();
+
+    assertThat(CallDepthThreadLocalMap.incrementCallDepth(Double.class)).isZero();
+    assertThat(CallDepthThreadLocalMap.decrementCallDepth(Double.class)).isZero();
+  }
+}