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Source file test/reorder2.go

Documentation: test

  // run
  
  // Copyright 2010 The Go Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style
  // license that can be found in the LICENSE file.
  
  // Test reorderings; derived from fixedbugs/bug294.go.
  
  package main
  
  var log string
  
  type TT int
  
  func (t TT) a(s string) TT {
  	log += "a(" + s + ")"
  	return t
  }
  
  func (TT) b(s string) string {
  	log += "b(" + s + ")"
  	return s
  }
  
  type F func(s string) F
  
  func a(s string) F {
  	log += "a(" + s + ")"
  	return F(a)
  }
  
  func b(s string) string {
  	log += "b(" + s + ")"
  	return s
  }
  
  type I interface {
  	a(s string) I
  	b(s string) string
  }
  
  type T1 int
  
  func (t T1) a(s string) I {
  	log += "a(" + s + ")"
  	return t
  }
  
  func (T1) b(s string) string {
  	log += "b(" + s + ")"
  	return s
  }
  
  // f(g(), h()) where g is not inlinable but h is will have the same problem.
  // As will x := g() + h() (same conditions).
  // And g() <- h().
  func f(x, y string) {
  	log += "f(" + x + ", " + y + ")"
  }
  
  //go:noinline
  func ff(x, y string) {
  	log += "ff(" + x + ", " + y + ")"
  }
  
  func h(x string) string {
  	log += "h(" + x + ")"
  	return x
  }
  
  //go:noinline
  func g(x string) string {
  	log += "g(" + x + ")"
  	return x
  }
  
  func main() {
  	err := 0
  	var t TT
  	if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  		println("expecting a(1)a(2)a(3) , got ", log)
  		err++
  	}
  	log = ""
  
  	if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  		println("expecting a(1)b(2)a(2), got ", log)
  		err++
  	}
  	log = ""
  	if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  		println("expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  		err++
  	}
  	log = ""
  	var i I = T1(0)
  	if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  		println("expecting a(6)ba(7)ba(8)ba(9), got", log)
  		err++
  	}
  	log = ""
  
  	if s := t.a("1").b("3"); log != "a(1)b(3)" || s != "3" {
  		println("expecting a(1)b(3) and 3, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	if s := t.a("1").a(t.b("2")).b("3") + t.a("4").b("5"); log != "a(1)b(2)a(2)b(3)a(4)b(5)" || s != "35" {
  		println("expecting a(1)b(2)a(2)b(3)a(4)b(5) and 35, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	if s := t.a("4").b("5") + t.a("1").a(t.b("2")).b("3"); log != "a(4)b(5)a(1)b(2)a(2)b(3)" || s != "53" {
  		println("expecting a(4)b(5)a(1)b(2)a(2)b(3) and 35, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	if ff(g("1"), g("2")); log != "g(1)g(2)ff(1, 2)" {
  		println("expecting g(1)g(2)ff..., got ", log)
  		err++
  	}
  	log = ""
  
  	if ff(g("1"), h("2")); log != "g(1)h(2)ff(1, 2)" {
  		println("expecting g(1)h(2)ff..., got ", log)
  		err++
  	}
  	log = ""
  
  	if ff(h("1"), g("2")); log != "h(1)g(2)ff(1, 2)" {
  		println("expecting h(1)g(2)ff..., got ", log)
  		err++
  	}
  	log = ""
  
  	if ff(h("1"), h("2")); log != "h(1)h(2)ff(1, 2)" {
  		println("expecting h(1)h(2)ff..., got ", log)
  		err++
  	}
  	log = ""
  
  	if s := g("1") + g("2"); log != "g(1)g(2)" || s != "12" {
  		println("expecting g1g2 and 12, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	if s := g("1") + h("2"); log != "g(1)h(2)" || s != "12" {
  		println("expecting g1h2 and 12, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	if s := h("1") + g("2"); log != "h(1)g(2)" || s != "12" {
  		println("expecting h1g2 and 12, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	if s := h("1") + h("2"); log != "h(1)h(2)" || s != "12" {
  		println("expecting h1h2 and 12, got ", log, " and ", s)
  		err++
  	}
  	log = ""
  
  	x := 0
  	switch x {
  	case 0:
  		if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  			println("in switch, expecting a(1)a(2)a(3) , got ", log)
  			err++
  		}
  		log = ""
  
  		if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  			println("in switch, expecting a(1)b(2)a(2), got ", log)
  			err++
  		}
  		log = ""
  		if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  			println("in switch, expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  			err++
  		}
  		log = ""
  		var i I = T1(0)
  		if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  			println("in switch, expecting a(6)ba(7)ba(8)ba(9), got", log)
  			err++
  		}
  		log = ""
  	}
  
  	c := make(chan int, 1)
  	c <- 1
  	select {
  	case c <- 0:
  	case c <- 1:
  	case <-c:
  		if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  			println("in select1, expecting a(1)a(2)a(3) , got ", log)
  			err++
  		}
  		log = ""
  
  		if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  			println("in select1, expecting a(1)b(2)a(2), got ", log)
  			err++
  		}
  		log = ""
  		if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  			println("in select1, expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  			err++
  		}
  		log = ""
  		var i I = T1(0)
  		if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  			println("in select1, expecting a(6)ba(7)ba(8)ba(9), got", log)
  			err++
  		}
  		log = ""
  	}
  
  	c <- 1
  	select {
  	case <-c:
  		if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  			println("in select2, expecting a(1)a(2)a(3) , got ", log)
  			err++
  		}
  		log = ""
  
  		if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  			println("in select2, expecting a(1)b(2)a(2), got ", log)
  			err++
  		}
  		log = ""
  		if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  			println("in select2, expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  			err++
  		}
  		log = ""
  		var i I = T1(0)
  		if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  			println("in select2, expecting a(6)ba(7)ba(8)ba(9), got", log)
  			err++
  		}
  		log = ""
  	}
  
  	c <- 1
  	select {
  	default:
  	case c <- 1:
  	case <-c:
  		if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  			println("in select3, expecting a(1)a(2)a(3) , got ", log)
  			err++
  		}
  		log = ""
  
  		if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  			println("in select3, expecting a(1)b(2)a(2), got ", log)
  			err++
  		}
  		log = ""
  		if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  			println("in select3, expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  			err++
  		}
  		log = ""
  		var i I = T1(0)
  		if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  			println("in select3, expecting a(6)ba(7)ba(8)ba(9), got", log)
  			err++
  		}
  		log = ""
  	}
  
  	c <- 1
  	select {
  	default:
  	case <-c:
  		if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  			println("in select4, expecting a(1)a(2)a(3) , got ", log)
  			err++
  		}
  		log = ""
  
  		if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  			println("in select4, expecting a(1)b(2)a(2), got ", log)
  			err++
  		}
  		log = ""
  		if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  			println("in select4, expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  			err++
  		}
  		log = ""
  		var i I = T1(0)
  		if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  			println("in select4, expecting a(6)ba(7)ba(8)ba(9), got", log)
  			err++
  		}
  		log = ""
  	}
  
  	select {
  	case <-c:
  	case <-c:
  	default:
  		if a("1")("2")("3"); log != "a(1)a(2)a(3)" {
  			println("in select5, expecting a(1)a(2)a(3) , got ", log)
  			err++
  		}
  		log = ""
  
  		if t.a("1").a(t.b("2")); log != "a(1)b(2)a(2)" {
  			println("in select5, expecting a(1)b(2)a(2), got ", log)
  			err++
  		}
  		log = ""
  		if a("3")(b("4"))(b("5")); log != "a(3)b(4)a(4)b(5)a(5)" {
  			println("in select5, expecting a(3)b(4)a(4)b(5)a(5), got ", log)
  			err++
  		}
  		log = ""
  		var i I = T1(0)
  		if i.a("6").a(i.b("7")).a(i.b("8")).a(i.b("9")); log != "a(6)b(7)a(7)b(8)a(8)b(9)a(9)" {
  			println("in select5, expecting a(6)ba(7)ba(8)ba(9), got", log)
  			err++
  		}
  		log = ""
  	}
  
  	if err > 0 {
  		panic("fail")
  	}
  }
  

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