[Test] Add test for omitted projected value label.

amritpan · amritpan · commit 66d5e6724799 · 2021-09-17T16:26:01.000-07:00
diff --git a/test/Sema/property_wrapper_parameter.swift b/test/Sema/property_wrapper_parameter.swift
@@ -88,6 +88,12 @@ func testClosures() {
   }
 }
 
+func projectionPlaceholder<T>(@Wrapper _ value: T) {}
+
+func testOmittedProjectionLabel(value: Int) {
+    projectionPlaceholder($_: Projection(value: value))
+}
+
 @propertyWrapper
 struct ProjectionWrapper<Value> {
   var wrappedValue: Value

Original file line number	Diff line number	Diff line change
`@@ -88,6 +88,12 @@ func testClosures() {`
`88`	`88`	`}`
`89`	`89`	`}`
`90`	`90`
	`91`	`+func projectionPlaceholder<T>(@Wrapper _ value: T) {}`
	`92`	`+`
	`93`	`+func testOmittedProjectionLabel(value: Int) {`
	`94`	`+ projectionPlaceholder($_: Projection(value: value))`
	`95`	`+}`
	`96`	`+`
`91`	`97`	`@propertyWrapper`
`92`	`98`	`struct ProjectionWrapper<Value> {`
`93`	`99`	`var wrappedValue: Value`