Source file src/runtime/proc_runtime_test.go

Documentation: runtime

		 1  // Copyright 2016 The Go Authors. All rights reserved.
		 2  // Use of this source code is governed by a BSD-style
		 3  // license that can be found in the LICENSE file.
		 4  
		 5  // Proc unit tests. In runtime package so can use runtime guts.
		 6  
		 7  package runtime
		 8  
		 9  func RunStealOrderTest() {
		10  	var ord randomOrder
		11  	for procs := 1; procs <= 64; procs++ {
		12  		ord.reset(uint32(procs))
		13  		if procs >= 3 && len(ord.coprimes) < 2 {
		14  			panic("too few coprimes")
		15  		}
		16  		for co := 0; co < len(ord.coprimes); co++ {
		17  			enum := ord.start(uint32(co))
		18  			checked := make([]bool, procs)
		19  			for p := 0; p < procs; p++ {
		20  				x := enum.position()
		21  				if checked[x] {
		22  					println("procs:", procs, "inc:", enum.inc)
		23  					panic("duplicate during enumeration")
		24  				}
		25  				checked[x] = true
		26  				enum.next()
		27  			}
		28  			if !enum.done() {
		29  				panic("not done")
		30  			}
		31  		}
		32  	}
		33  }
		34  

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