Update prefix-drop regression test (#8194)

CodaFi · Dave Abrahams · commit 2a5d5bcf9d4a · 2017-03-22T14:58:19.000-07:00
diff --git a/validation-test/stdlib/SequenceType.swift.gyb b/validation-test/stdlib/SequenceType.swift.gyb
@@ -984,7 +984,7 @@ SequenceTypeTests.test("prefix/dispatch") {
 
 SequenceTypeTests.test("prefix/drop/dispatch") {
   let xs = sequence(first: 1, next: {$0 < 10 ? $0 + 1 : nil})
-  expectTrue(Array(xs.prefix(3).drop(while: {$0 < 7})).isEmpty)
+  expectEqualSequence([], Array(xs.prefix(3).drop(while: {$0 < 7})))
 }
 
 //===----------------------------------------------------------------------===//

Original file line number	Diff line number	Diff line change
`@@ -984,7 +984,7 @@ SequenceTypeTests.test("prefix/dispatch") {`
`984`	`984`
`985`	`985`	`SequenceTypeTests.test("prefix/drop/dispatch") {`
`986`	`986`	`let xs = sequence(first: 1, next: {$0 < 10 ? $0 + 1 : nil})`
`987`		`- expectTrue(Array(xs.prefix(3).drop(while: {$0 < 7})).isEmpty)`
	`987`	`+ expectEqualSequence([], Array(xs.prefix(3).drop(while: {$0 < 7})))`
`988`	`988`	`}`
`989`	`989`
`990`	`990`	`//===----------------------------------------------------------------------===//`