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authorRob Pike <r@golang.org>2008-07-15 20:52:07 -0700
committerRob Pike <r@golang.org>2008-07-15 20:52:07 -0700
commit33101926f9196bcf872ab5560543f30660d17e2d (patch)
tree79b8077b92aeb361c3e3fff67111ab50192a3d19 /test
parentf550cd67e0de68cc5a4757e05ccaf1498565bec9 (diff)
downloadgo-git-33101926f9196bcf872ab5560543f30660d17e2d.tar.gz
channel tests with new syntax
SVN=127436
Diffstat (limited to 'test')
-rw-r--r--test/chan/fifo.go18
-rw-r--r--test/chan/sieve.go72
-rw-r--r--test/sieve.go40
3 files changed, 65 insertions, 65 deletions
diff --git a/test/chan/fifo.go b/test/chan/fifo.go
index 114e7d0876..6112b3cd6f 100644
--- a/test/chan/fifo.go
+++ b/test/chan/fifo.go
@@ -13,22 +13,22 @@ const N = 10
func AsynchFifo() {
ch := new(chan int, N);
for i := 0; i < N; i++ {
- >ch = i
+ ch -< i
}
for i := 0; i < N; i++ {
- if <ch != i {
+ if <-ch != i {
print "bad receive\n";
sys.exit(1);
}
}
}
-func Chain(ch *chan< int, val int, in *chan< int, out *chan> int) {
- BUG := <in;
- if <ch != val {
- panic val;
+func Chain(ch *chan<- int, val int, in *chan<- int, out *chan-< int) {
+ <-in;
+ if <-ch != val {
+ panic val
}
- >out = 1;
+ out -< 1
}
// thread together a daisy chain to read the elements in sequence
@@ -41,9 +41,9 @@ func SynchFifo() {
go Chain(ch, i, in, out);
in = out;
}
- >start = 0;
+ start -< 0;
for i := 0; i < N; i++ {
- >ch = i
+ ch -< i
}
}
diff --git a/test/chan/sieve.go b/test/chan/sieve.go
index 8644247e76..c1cf690a26 100644
--- a/test/chan/sieve.go
+++ b/test/chan/sieve.go
@@ -10,30 +10,30 @@
package main
// Send the sequence 2, 3, 4, ... to channel 'ch'.
-func Generate(ch *chan> int) {
- for i := 2; i<100; i++ {
- >ch = i // Send 'i' to channel 'ch'.
+func Generate(ch *chan-< int) {
+ for i := 2; ; i++ {
+ ch -< i // Send 'i' to channel 'ch'.
}
}
// Copy the values from channel 'in' to channel 'out',
// removing those divisible by 'prime'.
-func Filter(in *chan< int, out *chan> int, prime int) {
+func Filter(in *chan<- int, out *chan-< int, prime int) {
for {
- i := <in // Receive value of new variable 'i' from 'in'.
+ i := <-in // Receive value of new variable 'i' from 'in'.
if i % prime != 0 {
- >out = i // Send 'i' to channel 'out'.
+ out -< i // Send 'i' to channel 'out'.
}
}
}
// The prime sieve: Daisy-chain Filter processes together.
-func Sieve(primes *chan> int) {
- ch := new(chan int); // Create a new channel.
- go Generate(ch); // Start Generate() as a subprocess.
+func Sieve() {
+ ch := new(chan int); // Create a new channel.
+ go Generate(ch); // Start Generate() as a subprocess.
for {
- prime := <ch;
- >primes = prime;
+ prime := <-ch;
+ print prime, "\n";
ch1 := new(chan int);
go Filter(ch, ch1, prime);
ch = ch1
@@ -43,30 +43,30 @@ func Sieve(primes *chan> int) {
func main() {
primes := new(chan int);
go Sieve(primes);
- if <primes != 2 { panic 2 }
- if <primes != 3 { panic 3 }
- if <primes != 5 { panic 5 }
- if <primes != 7 { panic 7 }
- if <primes != 11 { panic 11 }
- if <primes != 13 { panic 13 }
- if <primes != 17 { panic 17 }
- if <primes != 19 { panic 19 }
- if <primes != 23 { panic 23 }
- if <primes != 29 { panic 29 }
- if <primes != 31 { panic 31 }
- if <primes != 37 { panic 37 }
- if <primes != 41 { panic 41 }
- if <primes != 43 { panic 43 }
- if <primes != 47 { panic 47 }
- if <primes != 53 { panic 53 }
- if <primes != 59 { panic 59 }
- if <primes != 61 { panic 61 }
- if <primes != 67 { panic 67 }
- if <primes != 71 { panic 71 }
- if <primes != 73 { panic 73 }
- if <primes != 79 { panic 79 }
- if <primes != 83 { panic 83 }
- if <primes != 89 { panic 89 }
- if <primes != 97 { panic 97 }
+ if <-primes != 2 { panic 2 }
+ if <-primes != 3 { panic 3 }
+ if <-primes != 5 { panic 5 }
+ if <-primes != 7 { panic 7 }
+ if <-primes != 11 { panic 11 }
+ if <-primes != 13 { panic 13 }
+ if <-primes != 17 { panic 17 }
+ if <-primes != 19 { panic 19 }
+ if <-primes != 23 { panic 23 }
+ if <-primes != 29 { panic 29 }
+ if <-primes != 31 { panic 31 }
+ if <-primes != 37 { panic 37 }
+ if <-primes != 41 { panic 41 }
+ if <-primes != 43 { panic 43 }
+ if <-primes != 47 { panic 47 }
+ if <-primes != 53 { panic 53 }
+ if <-primes != 59 { panic 59 }
+ if <-primes != 61 { panic 61 }
+ if <-primes != 67 { panic 67 }
+ if <-primes != 71 { panic 71 }
+ if <-primes != 73 { panic 73 }
+ if <-primes != 79 { panic 79 }
+ if <-primes != 83 { panic 83 }
+ if <-primes != 89 { panic 89 }
+ if <-primes != 97 { panic 97 }
sys.exit(0);
}
diff --git a/test/sieve.go b/test/sieve.go
index 365252260c..c55477caf3 100644
--- a/test/sieve.go
+++ b/test/sieve.go
@@ -7,34 +7,34 @@
package main
// Send the sequence 2, 3, 4, ... to channel 'ch'.
-func Generate(ch *chan> int) {
- for i := 2; ; i++ {
- >ch = i // Send 'i' to channel 'ch'.
- }
+func Generate(ch *chan-< int) {
+ for i := 2; ; i++ {
+ ch -< i // Send 'i' to channel 'ch'.
+ }
}
// Copy the values from channel 'in' to channel 'out',
// removing those divisible by 'prime'.
-func Filter(in *chan< int, out *chan> int, prime int) {
- for {
- i := <in // Receive value of new variable 'i' from 'in'.
- if i % prime != 0 {
- >out = i // Send 'i' to channel 'out'.
- }
- }
+func Filter(in *chan<- int, out *chan-< int, prime int) {
+ for {
+ i := <-in // Receive value of new variable 'i' from 'in'.
+ if i % prime != 0 {
+ out -< i // Send 'i' to channel 'out'.
+ }
+ }
}
// The prime sieve: Daisy-chain Filter processes together.
func Sieve() {
- ch := new(chan int); // Create a new channel.
- go Generate(ch); // Start Generate() as a subprocess.
- for {
- prime := <ch;
- print prime, "\n";
- ch1 := new(chan int);
- go Filter(ch, ch1, prime);
- ch = ch1
- }
+ ch := new(chan int); // Create a new channel.
+ go Generate(ch); // Start Generate() as a subprocess.
+ for {
+ prime := <-ch;
+ print prime, "\n";
+ ch1 := new(chan int);
+ go Filter(ch, ch1, prime);
+ ch = ch1
+ }
}
func main() {