Copy options tags to transactions. (#1198)

Fixes #1163

CHANGELOG.md

@@ -16,6 +16,7 @@
 * Enhancement: Enable Kotlin map-like access on CustomSamplingContext (#1192)
 * Enhancement: Auto register custom ITransportFactory in Spring integration (#1194)
 * Enhancement: Improve Kotlin property access in Performance API (#1193)
+* Enhancement: Copy options tags to transactions (#1198)
 * Enhancement: Add convenient method for accessing event's throwable (1202)
 
 # 4.0.0-alpha.3

sentry/src/main/java/io/sentry/SentryClient.java

@@ -400,6 +400,15 @@ public void captureSession(final @NotNull Session session, final @Nullable Objec
     if (transaction.getEnvironment() == null) {
       transaction.setEnvironment(options.getEnvironment());
     }
+    if (transaction.getTags() == null) {
+      transaction.setTags(new HashMap<>(options.getTags()));
+    } else {
+      for (Map.Entry<String, String> item : options.getTags().entrySet()) {
+        if (!transaction.getTags().containsKey(item.getKey())) {
+          transaction.setTag(item.getKey(), item.getValue());
+        }
+      }
+    }
     return transaction;
   }
 

sentry/src/test/java/io/sentry/SentryClientTest.kt

@@ -824,6 +824,27 @@ class SentryClientTest {
         assertEquals("transactionEnvironment", transaction.environment)
     }
 
+    @Test
+    fun `when transaction does not have tags, and tags are set on options, options values are applied to transactions`() {
+        fixture.sentryOptions.setTag("tag1", "value1")
+        val sut = fixture.getSut()
+        val transaction = SentryTransaction("name")
+        sut.captureTransaction(transaction)
+        assertEquals(mapOf("tag1" to "value1"), transaction.tags)
+    }
+
+    @Test
+    fun `when transaction has tags, and tags are set on options, options tags are added to transactions`() {
+        fixture.sentryOptions.setTag("tag1", "value1")
+        fixture.sentryOptions.setTag("tag2", "value2")
+        val sut = fixture.getSut()
+        val transaction = SentryTransaction("name")
+        transaction.setTag("tag3", "value3")
+        transaction.setTag("tag2", "transaction-tag")
+        sut.captureTransaction(transaction)
+        assertEquals(mapOf("tag1" to "value1", "tag2" to "transaction-tag", "tag3" to "value3"), transaction.tags)
+    }
+
     private fun createScope(): Scope {
         return Scope(SentryOptions()).apply {
             addBreadcrumb(Breadcrumb().apply {