Hashing test: restore the seed override before finishing the test

gribozavr · gribozavr · commit 62a65b81deb4 · 2016-05-22T17:17:16.000-07:00
Overriding the hash value breaks all Dictionary instances in the test
harness, so do it only temporarily.
diff --git a/validation-test/stdlib/Hashing.swift b/validation-test/stdlib/Hashing.swift
@@ -144,6 +144,7 @@ HashingTestSuite.test("overridePerExecutionHashSeed/overflow") {
   // Test that we don't use checked arithmetic on the seed.
   _HashingDetail.fixedSeedOverride = UInt64.max
   expectEqual(0x4344_dc3a_239c_3e81, _mixUInt64(0xffff_ffff_ffff_ffff))
+  _HashingDetail.fixedSeedOverride = 0
 }
 
 runAllTests()

Original file line number	Diff line number	Diff line change
`@@ -144,6 +144,7 @@ HashingTestSuite.test("overridePerExecutionHashSeed/overflow") {`
`144`	`144`	`// Test that we don't use checked arithmetic on the seed.`
`145`	`145`	`_HashingDetail.fixedSeedOverride = UInt64.max`
`146`	`146`	`expectEqual(0x4344_dc3a_239c_3e81, _mixUInt64(0xffff_ffff_ffff_ffff))`
	`147`	`+ _HashingDetail.fixedSeedOverride = 0`
`147`	`148`	`}`
`148`	`149`
`149`	`150`	`runAllTests()`