add coverage badge (#120)

* add coverage badge

* fix typo error

.github/workflows/ci.yml

@@ -27,3 +27,5 @@ jobs:
           context: .
           load: true
           tags: ${{ env.TEST_TAG }}
+          secrets: |
+            "CODECOV_TOKEN=${{ secrets.CODECOV_TOKEN }}"

README.md

@@ -1,6 +1,7 @@
 # TuGraph
 
 ![Build Status](https://github.com/Tugraph-db/Tugraph-db/actions/workflows/ci.yml/badge.svg)
+![Coverage Badge](https://codecov.io/github/TuGraph-db/tugraph-db/branch/master/graph/badge.svg)
 
 ## 0. Introduction
 TuGraph is an efficient graph database that supports high data volume, low latency lookup and fast graph analytics.

ci/ci_cmd.sh

@@ -27,6 +27,6 @@ pytest ./
 # codecov
 cd $WORKSPACE
 mkdir testresult
-bash ./ci/codecov.sh build $WORKSPACE/testresult
+bash ./ci/codecov.sh build $WORKSPACE/testresult $CODECOV_TOKEN
 
 python3  ./ci/lcov_cobertura.py  $WORKSPACE/testresult/coverage.info --output $WORKSPACE/testresult/coverage.xml --demangle

ci/codecov.sh

@@ -11,3 +11,6 @@ lcov --remove $2/coverage.info '*/include/libcuckoo/*' --output-file $2/coverage
 lcov --remove $2/coverage.info '*/src/cypher/parser/*' --output-file $2/coverage.info # filter out system
 lcov --remove $2/coverage.info '*/include/tools/json.hpp' --output-file $2/coverage.info # filter out system
 # lcov --list $2/coverage.info #debug info
+
+# Uploading report to CodeCov
+bash <(curl -s https://codecov.io/bash) -f $2/coverage.info -t  $3 || echo "Codecov did not collect coverage reports"

ci/gh-actions/ubuntu-latest/Dockerfile

@@ -6,4 +6,6 @@ ENV WORKSPACE=/root/tugraph-db/
 COPY . /root/tugraph-db/
 WORKDIR /root/tugraph-db/
 
-RUN bash /root/tugraph-db/ci/ci_cmd.sh
+RUN --mount=type=secret,id=CODECOV_TOKEN \
+    export CODECOV_TOKEN=$(cat /run/secrets/CODECOV_TOKEN) && \
+    bash /root/tugraph-db/ci/ci_cmd.sh