diff --git a/Makefile b/Makefile
index b2ded91..88ffe4b 100644
--- a/Makefile
+++ b/Makefile
@@ -10,4 +10,12 @@ fmt:
 	go fmt ./...
 
 govet-check:
-	go vet ./...
\ No newline at end of file
+	go vet ./...
+
+clean:
+	find tests/ -type f -name '*.bak' -delete 
+	find tests/ -type f -name '*.cov' -delete 
+	find tests/ -type f -name 'simple-project' -delete 
+	find tests/ -type f -name '*_profile_listen_addr' -delete 
+	find tests/ -type f -name 'simple_gopath_project' -delete 
+	
\ No newline at end of file
diff --git a/cmd/commonflags.go b/cmd/commonflags.go
index 8f93dcc..fcd63d4 100644
--- a/cmd/commonflags.go
+++ b/cmd/commonflags.go
@@ -25,11 +25,12 @@ import (
 )
 
 var (
-	target     string
-	center     string
-	agentPort  AgentPort
-	debugGoc   bool
-	buildFlags string
+	target            string
+	center            string
+	agentPort         AgentPort
+	debugGoc          bool
+	debugInCISyncFile string
+	buildFlags        string
 
 	goRunExecFlag  string
 	goRunArguments string
diff --git a/cmd/list.go b/cmd/list.go
index 5698596..101b4fe 100644
--- a/cmd/list.go
+++ b/cmd/list.go
@@ -18,9 +18,10 @@ package cmd
 
 import (
 	"fmt"
-	"log"
 	"os"
 
+	log "github.com/sirupsen/logrus"
+
 	"github.com/qiniu/goc/pkg/cover"
 	"github.com/spf13/cobra"
 )
@@ -37,6 +38,7 @@ goc list [flags]
 		if err != nil {
 			log.Fatalf("list failed, err: %v", err)
 		}
+		log.Infoln(string(res))
 		fmt.Fprint(os.Stdout, string(res))
 	},
 }
diff --git a/cmd/root.go b/cmd/root.go
index 3263c43..1316cfa 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -17,9 +17,11 @@
 package cmd
 
 import (
+	"os"
 	"path/filepath"
 	"runtime"
 	"strconv"
+	"time"
 
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
@@ -58,10 +60,23 @@ Find more information at:
 			})
 		}
 	},
+	PersistentPostRun: func(cmd *cobra.Command, args []string) {
+		if debugInCISyncFile != "" {
+			f, err := os.Create(debugInCISyncFile)
+			if err != nil {
+				log.Fatalln(err)
+			}
+			defer f.Close()
+
+			time.Sleep(5 * time.Second)
+		}
+	},
 }
 
 func init() {
 	rootCmd.PersistentFlags().BoolVar(&debugGoc, "debug", false, "run goc in debug mode")
+	rootCmd.PersistentFlags().StringVar(&debugInCISyncFile, "debugcisyncfile", "", "internal use only, no explain")
+	rootCmd.PersistentFlags().MarkHidden("debugcisyncfile")
 	viper.BindPFlags(rootCmd.PersistentFlags())
 }
 
diff --git a/pkg/build/run.go b/pkg/build/run.go
index 43ca1a4..1a59219 100644
--- a/pkg/build/run.go
+++ b/pkg/build/run.go
@@ -39,12 +39,10 @@ func (b *Build) Run() error {
 	cmd.Stderr = os.Stderr
 	err := cmd.Start()
 	if err != nil {
-		log.Errorf("Fail to start command: %v. The error is: %v", cmd.Args, err)
 		return fmt.Errorf("fail to execute: %v, err: %w", cmd.Args, err)
 	}
 
 	if err = cmd.Wait(); err != nil {
-		log.Errorf("Fail to go run: %v. The error is: %v", cmd.Args, err)
 		return fmt.Errorf("fail to execute: %v, err: %w", cmd.Args, err)
 	}
 
diff --git a/tests/build.bats b/tests/build.bats
new file mode 100755
index 0000000..c9698ea
--- /dev/null
+++ b/tests/build.bats
@@ -0,0 +1,46 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+}
+
+@test "test basic goc build command" {
+    cd samples/run_for_several_seconds
+    wait_profile_backend "build1"
+    run gocc build --debug --debugcisyncfile ci-sync.bak;
+    info build output: $output
+    [ "$status" -eq 0 ]
+}
+
+@test "test goc build command without debug" {
+    cd samples/run_for_several_seconds
+    wait_profile_backend "build2"
+    run gocc build --debugcisyncfile ci-sync.bak;
+    info build output: $output
+    [ "$status" -eq 0 ]
+}
\ No newline at end of file
diff --git a/tests/clear.bats b/tests/clear.bats
new file mode 100755
index 0000000..453924c
--- /dev/null
+++ b/tests/clear.bats
@@ -0,0 +1,62 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    # run covered goc
+    gocc server --port=:60001 --debug 3>&- &
+    GOCC_PID=$!
+    sleep 1
+
+    WORKDIR=$PWD
+    cd samples/run_for_several_seconds
+    gocc build --center=http://127.0.0.1:60001
+    ./simple-project 3>&- &
+    SAMPLE_PID=$!
+    sleep 2
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+    kill -9 $GOCC_PID
+    kill -9 $SAMPLE_PID
+}
+
+@test "test basic goc clear command" {
+    wait_profile_backend "clear1"
+
+    run gocc clear --debug --debugcisyncfile ci-sync.bak;
+    info clear1 output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"coverage counter clear call successfully"* ]]
+}
+
+@test "test clear another center" {
+    wait_profile_backend "clear2"
+
+    run gocc clear --center=http://127.0.0.1:60001 --debug --debugcisyncfile ci-sync.bak;
+    info clear2 output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"coverage counter clear call successfully"* ]]
+}
\ No newline at end of file
diff --git a/tests/cover.bats b/tests/cover.bats
new file mode 100755
index 0000000..fce90e9
--- /dev/null
+++ b/tests/cover.bats
@@ -0,0 +1,49 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() { 
+    mkdir -p test-temp
+    cp samples/simple_project/main.go test-temp
+    cp samples/simple_project/go.mod test-temp
+
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    info "goc server started"
+}
+
+teardown_file() {
+    cp test-temp/filtered* .
+    rm -rf test-temp
+    kill -9 $GOC_PID
+}
+
+@test "test basic goc cover command" {
+    cd test-temp
+    wait_profile_backend "cover1"
+    run gocc cover --debug --debugcisyncfile ci-sync.bak;
+    info cover1 output: $output
+    [ "$status" -eq 0 ]
+
+    run ls http_cover_apis_auto_generated.go
+    info ls output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"http_cover_apis_auto_generated.go"* ]]
+}
diff --git a/tests/diff.bats b/tests/diff.bats
new file mode 100755
index 0000000..dd96f15
--- /dev/null
+++ b/tests/diff.bats
@@ -0,0 +1,69 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+}
+
+@test "test basic goc diff command" {
+    cd samples/diff_samples
+
+    wait_profile_backend "diff1"
+
+
+    run gocc diff --new-profile=./new.voc --base-profile=./base.voc --debug --debugcisyncfile ci-sync.bak;
+    info list output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"qiniu.com/kodo/apiserver/server/main.go |     50.0%     |    100.0%    | 50.0%"* ]]
+    [[ "$output" == *"Total                                   |     50.0%     |    100.0%    | 50.0%"* ]]
+}
+
+@test "test diff in prow environment with periodic job" {
+    cd samples/diff_samples
+
+    wait_profile_backend "diff2"
+
+    export JOB_TYPE=periodic
+
+    run gocc diff --new-profile=./new.voc --prow-postsubmit-job=base --debug --debugcisyncfile ci-sync.bak;
+    info diff1 output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"do nothing"* ]]
+}
+
+@test "test diff in prow environment with postsubmit job" {
+    cd samples/diff_samples
+
+    wait_profile_backend "diff3"
+
+    export JOB_TYPE=postsubmit
+
+    run gocc diff --new-profile=./new.voc --prow-postsubmit-job=base --debug --debugcisyncfile ci-sync.bak;
+    info diff2 output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"do nothing"* ]]
+}
\ No newline at end of file
diff --git a/tests/init.bats b/tests/init.bats
new file mode 100755
index 0000000..68dc03b
--- /dev/null
+++ b/tests/init.bats
@@ -0,0 +1,52 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    # run covered goc
+    gocc server --port=:60001 --debug 3>&- &
+    GOCC_PID=$!
+    sleep 1
+
+    WORKDIR=$PWD
+    cd samples/run_for_several_seconds
+    gocc build --center=http://127.0.0.1:60001
+    ./simple-project 3>&- &
+    SAMPLE_PID=$!
+    sleep 2
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+    kill -9 $GOCC_PID
+    kill -9 $SAMPLE_PID
+}
+
+@test "test init command" {
+    wait_profile_backend "init1"
+
+    run gocc init --center=http://127.0.0.1:60001 --debug --debugcisyncfile ci-sync.bak;
+    info init output: $output
+    [ "$status" -eq 0 ]
+}
\ No newline at end of file
diff --git a/tests/install.bats b/tests/install.bats
new file mode 100755
index 0000000..3b4c321
--- /dev/null
+++ b/tests/install.bats
@@ -0,0 +1,41 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+}
+
+@test "test basic goc install command" {
+    info $PWD
+    export GOPATH=$PWD/samples/simple_gopath_project
+    export GO111MODULE=off
+    cd samples/simple_gopath_project/src/qiniu.com/simple_gopath_project
+    wait_profile_backend "install"
+    run gocc install --debug --debugcisyncfile ci-sync.bak;
+    info install output: $output
+    [ "$status" -eq 0 ]
+}
diff --git a/tests/list.bats b/tests/list.bats
new file mode 100755
index 0000000..76284fe
--- /dev/null
+++ b/tests/list.bats
@@ -0,0 +1,46 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    # run covered goc
+    gocc server --port=:60001 --debug 3>&- &
+    GOCC_PID=$!
+    sleep 1
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+    kill -9 $GOCC_PID
+}
+
+@test "test basic goc list command" {
+    wait_profile_backend "list"
+
+    run gocc list --debug --debugcisyncfile ci-sync.bak;
+    info list output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"gocc"* ]]
+    [[ "$output" == *"http"* ]]
+}
\ No newline at end of file
diff --git a/tests/profile.bats b/tests/profile.bats
new file mode 100755
index 0000000..fa76a32
--- /dev/null
+++ b/tests/profile.bats
@@ -0,0 +1,53 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    # run covered goc
+    gocc server --port=:60001 --debug 3>&- &
+    GOCC_PID=$!
+    sleep 1
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+    kill -9 $GOCC_PID
+}
+
+@test "test goc profile to stdout" {
+    wait_profile_backend "profile1"
+
+    run gocc profile --debug --debugcisyncfile ci-sync.bak;
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"mode: count"* ]]
+}
+
+@test "test goc profile to file" {
+    wait_profile_backend "profile2"
+
+    run gocc profile -o test-profile.bak --debug --debugcisyncfile ci-sync.bak;
+    [ "$status" -eq 0 ]
+    run cat test-profile.bak
+    [[ "$output" == *"mode: count"* ]]
+}
\ No newline at end of file
diff --git a/tests/register.bats b/tests/register.bats
new file mode 100755
index 0000000..058234c
--- /dev/null
+++ b/tests/register.bats
@@ -0,0 +1,54 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    # run covered goc
+    gocc server --port=:60001 --debug 3>&- &
+    GOCC_PID=$!
+    sleep 1
+
+    info "goc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+    kill -9 $GOCC_PID
+}
+
+@test "test basic goc register command" {
+    wait_profile_backend "register1"
+
+    run gocc register --center=http://127.0.0.1:60001 --name=xyz --address=http://137.0.0.1:666 --debug --debugcisyncfile ci-sync.bak;
+    info register output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"success"* ]]
+}
+
+@test "test goc register without port" {
+    wait_profile_backend "register2"
+
+    run gocc register --center=http://127.0.0.1:60001 --name=xyz --address=http://137.0.0.1 --debug --debugcisyncfile ci-sync.bak;
+    info register output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"missing port"* ]]
+}
\ No newline at end of file
diff --git a/tests/run-ci-actions.sh b/tests/run-ci-actions.sh
index 8980993..c8840d2 100755
--- a/tests/run-ci-actions.sh
+++ b/tests/run-ci-actions.sh
@@ -17,8 +17,28 @@ set -ex
 
 echo "test start"
 
-bats server.bats
+bats -t server.bats
 
-bats gocrun.bats
+bats -t run.bats
+
+bats -t version.bats
+
+bats -t list.bats
+
+bats -t clear.bats
+
+bats -t build.bats
+
+bats -t profile.bats
+
+bats -t install.bats
+
+bats -t register.bats
+
+bats -t init.bats
+
+bats -t diff.bats
+
+bats -t cover.bats
 
 bash <(curl -s https://codecov.io/bash) -f 'filtered*' -F e2e
\ No newline at end of file
diff --git a/tests/run-in-local.sh b/tests/run-in-local.sh
new file mode 100755
index 0000000..33fafdc
--- /dev/null
+++ b/tests/run-in-local.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -ex
+
+echo "test start"
+
+bats -t run.bats
\ No newline at end of file
diff --git a/tests/run.bats b/tests/run.bats
new file mode 100755
index 0000000..026a64f
--- /dev/null
+++ b/tests/run.bats
@@ -0,0 +1,43 @@
+#!/usr/bin/env bats
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load util.sh
+
+setup_file() {
+    # run centered server
+    goc server 3>&- &
+    GOC_PID=$!
+    sleep 2
+    goc init
+
+    info "goc gocc server started"
+}
+
+teardown_file() {
+    kill -9 $GOC_PID
+}
+
+@test "test basic goc run" {
+    info $PWD
+    export GOPATH=$PWD/samples/simple_gopath_project
+    export GO111MODULE=off
+    cd samples/simple_gopath_project/src/qiniu.com/simple_gopath_project
+    wait_profile_backend "run1"
+
+    run gocc run . --debug --debugcisyncfile ci-sync.bak;
+    info run output: $output
+    [ "$status" -eq 0 ]
+    [[ "$output" == *"hello, world."* ]]
+}
\ No newline at end of file
diff --git a/tests/samples/diff_samples/base.voc b/tests/samples/diff_samples/base.voc
new file mode 100644
index 0000000..5c8b06e
--- /dev/null
+++ b/tests/samples/diff_samples/base.voc
@@ -0,0 +1,3 @@
+mode: atomic
+qiniu.com/kodo/apiserver/server/main.go:32.49,33.13 1 30
+qiniu.com/kodo/apiserver/server/main.go:42.49,43.13 1 0
\ No newline at end of file
diff --git a/tests/samples/diff_samples/new.voc b/tests/samples/diff_samples/new.voc
new file mode 100644
index 0000000..ddc8f11
--- /dev/null
+++ b/tests/samples/diff_samples/new.voc
@@ -0,0 +1,3 @@
+mode: atomic
+qiniu.com/kodo/apiserver/server/main.go:32.49,33.13 1 30
+qiniu.com/kodo/apiserver/server/main.go:42.49,43.13 1 1
\ No newline at end of file
diff --git a/tests/server.bats b/tests/server.bats
index c834e5a..6395801 100755
--- a/tests/server.bats
+++ b/tests/server.bats
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+load util.sh
+
 setup_file() {
     # run centered server
     goc server 3>&- &
@@ -23,12 +25,12 @@ setup_file() {
     gocc server --port=:60001 --debug 3>&- &
     GOCC_PID=$!
     sleep 2
-    echo "goc gocc server started"
+    info "goc gocc server started"
 }
 
 teardown_file() {
     # collect from center
-    goc profile --debug -o filtered.cov
+    goc profile --debug -o filtered-server.cov
     kill -9 $GOC_PID
     kill -9 $GOCC_PID
 }
diff --git a/tests/util.sh b/tests/util.sh
new file mode 100644
index 0000000..d59d0d8
--- /dev/null
+++ b/tests/util.sh
@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+# Copyright 2020 Qiniu Cloud (七牛云)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+info() {
+  echo -e "[$(date +'%Y-%m-%dT%H:%M:%S.%N%z')] INFO: $@" >&3
+}
+
+wait_profile() {
+    local n=0
+    local timeout=10
+    until [[ ${n} -ge ${timeout} ]]
+    do
+        # check whether the target port is listened by specific process
+        if [[ -f ci-sync.bak ]]; then
+            break
+        fi
+        n=$[${n}+1]
+        sleep 1
+    done
+    # collect from center
+    goc profile -o filtered-$1.cov
+}
+
+wait_profile_backend() {
+    rm ci-sync.bak || true
+    coproc { wait_profile $1; }
+}
\ No newline at end of file
diff --git a/tests/gocrun.bats b/tests/version.bats
similarity index 70%
rename from tests/gocrun.bats
rename to tests/version.bats
index d4a363d..4323a2c 100755
--- a/tests/gocrun.bats
+++ b/tests/version.bats
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+load util.sh
+
 setup_file() {
     # run centered server
     goc server 3>&- &
@@ -20,24 +22,21 @@ setup_file() {
     sleep 2
     goc init
 
-    # run covered goc run
-    WORKDIR=$PWD
-    cd samples/run_for_several_seconds
-    ls -al
-    gocc run --debug . 3>&- &
-    GOCC_PID=$!
-    sleep 2
-    echo "goc gocc server started"
+    info "goc server started"
+}
+
+setup() {
+    goc init
+    rm ci-sync.bak || true
 }
 
 teardown_file() {
-    cd $WORKDIR
-    # collect from center
-    goc profile --debug -o filtered2.cov
     kill -9 $GOC_PID
-    kill -9 $GOCC_PID
 }
 
-@test "test basic goc run" {
+@test "test basic goc version command" {
+    wait_profile_backend "version"
 
+    run gocc version --debug --debugcisyncfile ci-sync.bak;
+    [ "$output" = "(devel)" ]
 }
\ No newline at end of file