Tests for option info order

hulizhen · May 11, 2017 · b2b4a96 · b2b4a96
1 parent 791e540
commit b2b4a96
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/Tests/KingfisherTests/KingfisherOptionsInfoTests.swift b/Tests/KingfisherTests/KingfisherOptionsInfoTests.swift
@@ -117,6 +117,17 @@ class KingfisherOptionsInfoTests: XCTestCase {
         XCTAssertTrue(options.keepCurrentImageWhileLoading)
         XCTAssertTrue(options.onlyLoadFirstFrame)
     }
+
+    func testOptionCouldBeOverwritten() {
+        var options: KingfisherOptionsInfo = [.downloadPriority(0.5), .onlyFromCache]
+        XCTAssertEqual(options.downloadPriority, 0.5)
+
+        options.append(.downloadPriority(0.8))
+        XCTAssertEqual(options.downloadPriority, 0.8)
+
+        options.append(.downloadPriority(1.0))
+        XCTAssertEqual(options.downloadPriority, 1.0)
+    }
 }
 
 class TestModifier: ImageDownloadRequestModifier {