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| author | Péter Szilágyi <peterke@gmail.com> | 2016-06-08 18:53:07 +0800 |
|---|---|---|
| committer | Péter Szilágyi <peterke@gmail.com> | 2016-06-08 18:53:07 +0800 |
| commit | 32258af87be39994baca95aa92cb5565ee69571a (patch) | |
| tree | 827975582462cb0a8587690984710bec5125b562 | |
| parent | fdd61b83ffe1ac0e3ef0621acbd92dd61df9910d (diff) | |
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cmd/geth: truly randomize console test RPC endpoints
| -rw-r--r-- | cmd/geth/consolecmd_test.go | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/cmd/geth/consolecmd_test.go b/cmd/geth/consolecmd_test.go index e59fe1415..e0e549e12 100644 --- a/cmd/geth/consolecmd_test.go +++ b/cmd/geth/consolecmd_test.go @@ -17,7 +17,8 @@ package main import ( - "math/rand" + "crypto/rand" + "math/big" "os" "path/filepath" "runtime" @@ -73,7 +74,7 @@ func TestIPCAttachWelcome(t *testing.T) { coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182" var ipc string if runtime.GOOS == "windows" { - ipc = `\\.\pipe\geth` + strconv.Itoa(rand.Int()) + ipc = `\\.\pipe\geth` + strconv.Itoa(trulyRandInt(100000, 999999)) } else { ws := tmpdir(t) defer os.RemoveAll(ws) @@ -94,7 +95,7 @@ func TestIPCAttachWelcome(t *testing.T) { func TestHTTPAttachWelcome(t *testing.T) { coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182" - port := strconv.Itoa(rand.Intn(65535-1024) + 1024) // Yeah, sometimes this will fail, sorry :P + port := strconv.Itoa(trulyRandInt(1024, 65536)) // Yeah, sometimes this will fail, sorry :P geth := runGeth(t, "--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none", "--etherbase", coinbase, "--rpc", "--rpcport", port) @@ -108,7 +109,7 @@ func TestHTTPAttachWelcome(t *testing.T) { func TestWSAttachWelcome(t *testing.T) { coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182" - port := strconv.Itoa(rand.Intn(65535-1024) + 1024) // Yeah, sometimes this will fail, sorry :P + port := strconv.Itoa(trulyRandInt(1024, 65536)) // Yeah, sometimes this will fail, sorry :P geth := runGeth(t, "--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none", @@ -160,3 +161,10 @@ at block: 0 ({{niltime}}){{if ipc}} `) attach.expectExit() } + +// trulyRandInt generates a crypto random integer used by the console tests to +// not clash network ports with other tests running cocurrently. +func trulyRandInt(lo, hi int) int { + num, _ := rand.Int(rand.Reader, big.NewInt(int64(hi-lo))) + return int(num.Int64()) + lo +} |