1 files changed, 20 insertions, 6 deletions
diff --git a/SoraTests/ViewDerivedDataTests.swift b/SoraTests/ViewDerivedDataTests.swift
index f844a7c..28fd59e 100644
--- a/SoraTests/ViewDerivedDataTests.swift
+++ b/SoraTests/ViewDerivedDataTests.swift
@@ -1094,6 +1094,10 @@ final class ViewDerivedDataTests: XCTestCase {  // swiftlint:disable:this type_b
       named: "private static func resolvedUserAgent(",
       from: source
     )
+    let refererResolverSection = try extractFunction(
+      named: "private static func baseReferer(for domain: String) -> String",
+      from: source
+    )
     let requestURLSection = try extractFunction(
       named: "func requestURL(_ url: URL) async throws -> Data",
       from: source
@@ -1106,12 +1110,16 @@ final class ViewDerivedDataTests: XCTestCase {  // swiftlint:disable:this type_b
       matching: #"customUserAgent\.trimmingCharacters"#,
       in: userAgentResolverSection
     )
-    let optionalHeaderMappingCount = tokenCount(
-      matching: #"userAgent\.map"#,
+    let refererFormatCount = tokenCount(
+      matching: #""https://\\\#\(domain\)/""#,
+      in: refererResolverSection
+    )
+    let refererHeaderCount = tokenCount(
+      matching: #"HTTPHeader\(name:\s*"Referer",\s*value:\s*referer\)"#,
       in: requestURLSection
     )
     let explicitUserAgentHeaderCount = tokenCount(
-      matching: #"HTTPHeader\(name:\s*"User-Agent",\s*value:\s*value\)"#,
+      matching: #"headers\.add\(name:\s*"User-Agent",\s*value:\s*userAgent\)"#,
       in: requestURLSection
     )
 
@@ -1135,15 +1143,21 @@ final class ViewDerivedDataTests: XCTestCase {  // swiftlint:disable:this type_b
     )
     // swiftlint:disable:next prefer_nimble
     XCTAssertGreaterThan(
-      optionalHeaderMappingCount,
+      refererFormatCount,
+      0,
+      "BooruManager should derive booru Referer headers from the provider base URL with a trailing slash."
+    )
+    // swiftlint:disable:next prefer_nimble
+    XCTAssertGreaterThan(
+      refererHeaderCount,
       0,
-      "BooruManager should only attach request headers when a User-Agent is available."
+      "BooruManager should always attach a Referer header for booru requests."
     )
     // swiftlint:disable:next prefer_nimble
     XCTAssertGreaterThan(
       explicitUserAgentHeaderCount,
       0,
-      "BooruManager should keep using the User-Agent header name for booru requests."
+      "BooruManager should continue attaching the User-Agent header only when available."
     )
   }