increase timeout in tests for arm64

.travis.yml

@@ -46,8 +46,9 @@ jobs:
       arch: arm64
       dist: xenial
       go: 1.13.x
+      env:
+        - GODEBUG="netdns=cgo"
       script:
-        - export GODEBUG=netdns=cgo
         - go run build/ci.go install
         - go run build/ci.go test -coverage $TEST_PACKAGES
 

consensus/ethash/ethash_test.go

@@ -21,6 +21,7 @@ import (
 	"math/big"
 	"math/rand"
 	"os"
+	"runtime"
 	"sync"
 	"testing"
 	"time"
@@ -32,6 +33,12 @@ import (
 
 // Tests that ethash works correctly in test mode.
 func TestTestMode(t *testing.T) {
+	var timeoutS time.Duration
+	if runtime.GOARCH == "arm64" {
+		timeoutS = 2 * time.Second
+	} else {
+		timeoutS = time.Second
+	}
 	header := &types.Header{Number: big.NewInt(1), Difficulty: big.NewInt(100)}
 
 	ethash := NewTester(nil, false)
@@ -49,7 +56,7 @@ func TestTestMode(t *testing.T) {
 		if err := ethash.VerifySeal(nil, header); err != nil {
 			t.Fatalf("unexpected verification error: %v", err)
 		}
-	case <-time.NewTimer(time.Second).C:
+	case <-time.NewTimer(timeoutS).C:
 		t.Error("sealing result timeout")
 	}
 }

eth/handler_test.go

@@ -21,6 +21,7 @@ import (
 	"math"
 	"math/big"
 	"math/rand"
+	"runtime"
 	"testing"
 	"time"
 
@@ -608,7 +609,13 @@ func testBroadcastBlock(t *testing.T, totalPeers, broadcastExpected int) {
 			}
 		}(peer)
 	}
-	timeout := time.After(300 * time.Millisecond)
+	var timeoutMs time.Duration
+	if runtime.GOARCH == "arm64" {
+		timeoutMs = time.Second
+	} else {
+		timeoutMs = 300 * time.Millisecond
+	}
+	timeout := time.After(timeoutMs)
 	var receivedCount int
 outer:
 	for {

miner/worker_test.go

@@ -358,11 +358,18 @@ func testEmptyWork(t *testing.T, chainConfig *params.ChainConfig, engine consens
 		}
 	}
 
+	var timeoutS time.Duration
+	if runtime.GOARCH == "arm64" {
+		timeoutS = 4 * time.Second
+	} else {
+		timeoutS = 2 * time.Second
+	}
+
 	w.start()
 	for i := 0; i < 2; i += 1 {
 		select {
 		case <-taskCh:
-		case <-time.NewTimer(2 * time.Second).C:
+		case <-time.NewTimer(timeoutS).C:
 			t.Error("new task timeout")
 		}
 	}