diff --git a/LinuxDummyTests/LinuxDummyTests.swift b/LinuxDummyTests/LinuxDummyTests.swift
index 394626c..8415c8f 100644
--- a/LinuxDummyTests/LinuxDummyTests.swift
+++ b/LinuxDummyTests/LinuxDummyTests.swift
@@ -1,8 +1,22 @@
-import XCTest
+#if os(Linux)
+import Testing
 @testable import GoogleGenerativeAI
 
-final class LinuxDummyTests: XCTestCase {
-  func testExample() {
-    XCTAssertTrue(true)
+@Suite("Environment Configuration")
+struct EnvironmentConfigurationTests {
+  @Test("default headers and configuration")
+  func environmentConfiguration() {
+    let env = AI.GoogleGenAI.Environment(apiKey: "test-key")
+    let headers = env.headers
+
+    #expect(env.baseURLString == "generativelanguage.googleapis.com")
+    #expect(env.apiVersion == "v1beta")
+    #expect(headers["x-goog-api-key"] == "test-key")
+    #expect(
+      headers["x-goog-api-client"] ==
+        "genai-swift/\(String(describing: env.clientVersion))"
+    )
+    #expect(headers["Content-Type"] == "application/json")
   }
 }
+#endif