XMLDocument: Add a test for SR-10776.

YOCKOW · YOCKOW · commit 11b14d77aa84 · 2019-05-27T14:10:33.000+09:00
diff --git a/TestFoundation/TestXMLDocument.swift b/TestFoundation/TestXMLDocument.swift
@@ -38,6 +38,7 @@ class TestXMLDocument : LoopbackServerTest {
             ("test_removeNamespace", test_removeNamespace),
             ("test_optionPreserveAll", test_optionPreserveAll),
             ("test_rootElementRetainsDocument", test_rootElementRetainsDocument),
+            ("test_sr10776_documentName", test_sr10776_documentName),
         ]
     }
 
@@ -550,6 +551,14 @@ class TestXMLDocument : LoopbackServerTest {
 
         XCTAssertEqual(try? test(), "plans")
     }
+
+    func test_sr10776_documentName() {
+        let doc = XMLDocument(rootElement: nil)
+        XCTAssertNil(doc.name)
+        
+        doc.name = "name"
+        XCTAssertNil(doc.name) // `name` of XMLDocument is always nil.
+    }
 }
 
 fileprivate extension XMLNode {

Original file line number	Diff line number	Diff line change
`@@ -38,6 +38,7 @@ class TestXMLDocument : LoopbackServerTest {`
`38`	`38`	`("test_removeNamespace", test_removeNamespace),`
`39`	`39`	`("test_optionPreserveAll", test_optionPreserveAll),`
`40`	`40`	`("test_rootElementRetainsDocument", test_rootElementRetainsDocument),`
	`41`	`+ ("test_sr10776_documentName", test_sr10776_documentName),`
`41`	`42`	`]`
`42`	`43`	`}`
`43`	`44`
`@@ -550,6 +551,14 @@ class TestXMLDocument : LoopbackServerTest {`
`550`	`551`
`551`	`552`	`XCTAssertEqual(try? test(), "plans")`
`552`	`553`	`}`
	`554`	`+`
	`555`	`+ func test_sr10776_documentName() {`
	`556`	`+ let doc = XMLDocument(rootElement: nil)`
	`557`	`+ XCTAssertNil(doc.name)`
	`558`	`+`
	`559`	`+ doc.name = "name"`
	`560`	+ XCTAssertNil(doc.name) // `name` of XMLDocument is always nil.
	`561`	`+ }`
`553`	`562`	`}`
`554`	`563`
`555`	`564`	`fileprivate extension XMLNode {`