header values are be expected to be W3C baggage encoded

micrometer-metrics · Jan 25, 2024 · abb1bf3 · abb1bf3
1 parent 8a2196c
commit abb1bf3
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/...ns/micrometer-registry-otlp/src/test/java/io/micrometer/registry/otlp/OtlpConfigTest.java b/...ns/micrometer-registry-otlp/src/test/java/io/micrometer/registry/otlp/OtlpConfigTest.java
@@ -101,8 +101,10 @@ void headersConfigTakesPrecedenceOverEnvVars() throws Exception {
     @Test
     void headersUseEnvVarWhenConfigNotSet() throws Exception {
         OtlpConfig config = k -> null;
-        withEnvironmentVariable("OTEL_EXPORTER_OTLP_HEADERS", "header2=va%20lue")
-            .execute(() -> assertThat(config.headers()).containsEntry("header2", "va lue").hasSize(1));
+        withEnvironmentVariable("OTEL_EXPORTER_OTLP_HEADERS", "header2=va%20lue,header3=f oo")
+            .execute(() -> assertThat(config.headers()).containsEntry("header2", "va lue")
+                .containsEntry("header3", "f oo")
+                .hasSize(2));
     }
 
     @Test