diff --git a/.circleci/config.yml b/.circleci/config.yml
index 0b442c2e9..30a5c5344 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -25,3 +25,17 @@ jobs:
       - run:
           name: use markdownlint v0.4.0 to lint markdown file (https://github.com/markdownlint/markdownlint)
           command: find  ./ -name  "*.md" | grep -v vendor | grep -v extra | grep -v commandline | grep -v .github | grep -v swagger | grep -v api | xargs mdl -r ~MD013,~MD024,~MD029,~MD033,~MD036
+      - run:
+          name: run unit test with coverage
+          command: |
+              cd /tmp/pouchbuild/src/github.com/alibaba/pouch
+              go test -i
+              for d in `go list ./... | grep -v 'github.com/alibaba/pouch/test' | grep -v 'github.com/alibaba/pouch/extra' | grep -v 'github.com/alibaba/pouch/vendor' `
+              do
+                  go test -coverprofile=profile.out -covermode=atomic $d
+                  if [ -f profile.out ] ; then
+                      cat profile.out >> coverage.txt
+                      rm profile.out >/dev/null 2>&1
+                  fi
+              done
+