upgrade circleci from 1 to 2

.circleci/config.yml

@@ -0,0 +1,42 @@
+# Golang CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-go/ for more details
+version: 2
+jobs:
+  build:
+    docker:
+      # specify the version
+      - image: circleci/golang:1.8
+
+      # CircleCI PostgreSQL images available at: https://hub.docker.com/r/circleci/postgres/
+      - image: circleci/mysql:5.7
+        environment:
+          MYSQL_ALLOW_EMPTY_PASSWORD: true
+          MYSQL_DATABASE: core_test
+          MYSQL_HOST: 127.0.0.1
+          MYSQL_ROOT_HOST: %
+          MYSQL_USER: root
+      
+      # Specify service dependencies here if necessary
+      # CircleCI maintains a library of pre-built images
+      # documented at https://circleci.com/docs/2.0/circleci-images/
+      # - image: circleci/postgres:9.4
+
+    #### TEMPLATE_NOTE: go expects specific checkout path representing url
+    #### expecting it in the form of
+    ####   /go/src/github.com/circleci/go-tool
+    ####   /go/src/bitbucket.org/circleci/go-tool
+    working_directory: /go/src/github.com/go-xorm/core
+    steps:
+      - checkout
+
+          # specify any bash command here prefixed with `run: `
+      - run: mysql -u root -e "CREATE DATABASE core_test DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci"
+      - run: go get -u github.com/golang/lint/golint
+      - run: go get -u github.com/wadey/gocovmerge
+      - run: golint ./...
+      - run: go get -t -d -v ./...
+      - run: go test -v -race -coverprofile=coverage-1.txt -covermode=atomic
+      - run: go test -v -race --dbtype=sqlite3 -coverprofile=coverage-2.txt -covermode=atomic
+      - run: gocovmerge coverage-1.txt coverage-2.txt > coverage.txt
+      - run: bash <(curl -s https://codecov.io/bash)

circle.yml

@@ -1,15 +0,0 @@
-dependencies:
-  override:
-    # './...' is a relative pattern which means all subdirectories
-    - go get -t -d -v ./...
-    - go build -v
-
-database:
-  override:
-    - mysql -u root -e "CREATE DATABASE core_test DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci"
-    
-test:
-  override:
-    # './...' is a relative pattern which means all subdirectories
-    - go test -v -race
-    - go test -v -race --dbtype=sqlite3