Add and improve tests (#92)

* Execute queries with commands in the container
  * Remove `-p 33061:3306` from `container run`
* Change the query result to check as it is
* Add test for `mroonga_command('status')`

test.sh

@@ -19,31 +19,55 @@ container_name="mroonga_build_test_${timestamp}"
 eval $(grep -E -o '[a-z]+_version=[0-9.]+' $context/Dockerfile)
 mysql_version=$(head -n1 $context/Dockerfile | grep -E -o '[0-9.]{2,}')
 
+function run_sql() {
+  local sql="$1"
+  docker container exec "${container_name}" mysql -uroot -sse "${sql}"
+}
+
+function assert() {
+  local expected="$1"
+  local actual="$2"
+  if [ "${expected}" = "${actual}" ]; then
+    return 0
+  fi
+  echo -e "Not match.\nexpected: <${expected}>\nactual  : <${actual}>"
+  return 1
+}
+
+function cleanup() {
+  sudo docker container stop "${container_name}"
+  sudo docker container logs "${container_name}"
+  sudo docker container rm "${container_name}"
+}
+
+trap cleanup EXIT
 sudo docker container run \
   -d \
-  -p 33061:3306 \
   -e MYSQL_ALLOW_EMPTY_PASSWORD=yes \
   --name $container_name \
   $image_name
+
 ### Should test.
 while true ; do
-  mysqladmin -h 127.0.0.1 -P 33061 -uroot ping && break
+  docker container exec "${container_name}" mysqladmin -uroot ping && break
   sleep 1
 done
-(echo -e "mroonga_libgroonga_version\t${groonga_version}"; \
- echo -e "mroonga_version\t${mroonga_version}"; \
- echo -e "version\t${mysql_version}") \
-  > /tmp/expected.txt
-mysql_e="mysql -h 127.0.0.1 -P 33061 -uroot -sse"
-($mysql_e "SHOW VARIABLES LIKE 'mroonga_libgroonga_version'"; \
- $mysql_e "SHOW VARIABLES LIKE 'mroonga_version'"; \
- $mysql_e "SHOW VARIABLES LIKE 'version'") \
-  > /tmp/actual.txt
-set +e
-diff -u /tmp/expected.txt /tmp/actual.txt
-success=$?
-set -e
-sudo docker container stop $container_name
-sudo docker container logs $container_name
-sudo docker container rm $container_name
-exit $success
+
+for i in {1..30}; do
+  # Need to wait a bit until Mroonga is available.
+  run_sql "SELECT mroonga_command('status')" > /dev/null 2>&1 && break
+  sleep 1
+done
+
+assert \
+  "\"${groonga_version}\"" \
+  "$(run_sql "SELECT JSON_EXTRACT(mroonga_command('status'), '$.version')")"
+assert \
+  "mroonga_libgroonga_version	${groonga_version}" \
+  "$(run_sql "SHOW VARIABLES LIKE 'mroonga_libgroonga_version'")"
+assert \
+ "mroonga_version	${mroonga_version}" \
+  "$(run_sql "SHOW VARIABLES LIKE 'mroonga_version'")"
+assert \
+  "version	${mysql_version}" \
+  "$(run_sql "SHOW VARIABLES LIKE 'version'")"