add oracle related stuff

.github/workflows/tests.yml

@@ -189,3 +189,33 @@ jobs:
 
     - name: Tests
       run: GORM_DIALECT=sqlserver GORM_DSN="sqlserver://gorm:LoremIpsum86@localhost:9930?database=gorm" ./tests/tests_all.sh
+  oracle:
+    needs: sqlite
+    strategy:
+      matrix:
+        go: ['1.15', '1.14', '1.13']
+        platform: [ubuntu-latest] # can not run test in macOS and windows
+    runs-on: ${{ matrix.platform }}
+
+    services:
+      oracle:
+        image: stevefan1999/docker-oracle-xe:latest
+        ports:
+          - 9940:1521
+    steps:
+      - name: Set up Go 1.x
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go }}
+
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
+
+      - name: go mod pakcage cache
+        uses: actions/cache@v2
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ matrix.go }}-${{ hashFiles('go.mod') }}
+
+      - name: Tests
+        run: GORM_ENABLE_CACHE=true GORM_DIALECT=oracle GORM_DSN="gorm/gorm@localhost:9940/XEPDB1" ./tests/tests_all.sh

tests/go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/google/uuid v1.1.1
 	github.com/jinzhu/now v1.1.1
 	github.com/lib/pq v1.6.0
+	github.com/stevefan1999-personal/gorm-driver-oracle v0.0.0-20200830154622-da7a71b7196d
 	gorm.io/driver/mysql v1.0.0
 	gorm.io/driver/postgres v1.0.0
 	gorm.io/driver/sqlite v1.1.0

tests/tests_all.sh

@@ -1,6 +1,9 @@
 #!/bin/bash -e
 
-dialects=("sqlite" "mysql" "postgres" "sqlserver")
+dialects=("sqlite" "mysql" "postgres" "sqlserver" "oracle")
+
+ORACLE_INSTANT_CLIENT_URL="https://download.oracle.com/otn_software/linux/instantclient/19600/instantclient-basic-linux.x64-19.6.0.0.0dbru.zip"
+ORACLE_INSTANT_CLIENT_FILE="instant_client.zip"
 
 if [[ $(pwd) == *"gorm/tests"* ]]; then
   cd ..
@@ -17,6 +20,21 @@ fi
 for dialect in "${dialects[@]}" ; do
   if [ "$GORM_DIALECT" = "" ] || [ "$GORM_DIALECT" = "${dialect}" ]
   then
+    if [[ "$dialect" =~ "oracle" ]]
+    then
+      if [[ ! -d $(pwd)/instantclient_19_6 ]]
+      then
+        if [[ ! -f "$ORACLE_INSTANT_CLIENT_FILE" ]]
+        then
+          echo "downloading oracle instant client..."
+          curl "$ORACLE_INSTANT_CLIENT_URL" -o "$ORACLE_INSTANT_CLIENT_FILE"
+        fi
+        echo "unzipping oracle instant client..."
+        unzip -o "$ORACLE_INSTANT_CLIENT_FILE"
+      fi
+      export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$(pwd)/instantclient_19_6
+      echo "exported instant client libraries to LD_LIBRARY_PATH, now it should not complain about missing oracle libraries"
+    fi
     echo "testing ${dialect}..."
 
     if [ "$GORM_VERBOSE" = "" ]

tests/tests_test.go

@@ -7,6 +7,7 @@ import (
 	"path/filepath"
 	"time"
 
+	"github.com/stevefan1999-personal/gorm-driver-oracle"
 	"gorm.io/driver/mysql"
 	"gorm.io/driver/postgres"
 	"gorm.io/driver/sqlite"
@@ -71,6 +72,12 @@ func OpenTestConnection() (db *gorm.DB, err error) {
 			dbDSN = "sqlserver://gorm:LoremIpsum86@localhost:9930?database=gorm"
 		}
 		db, err = gorm.Open(sqlserver.Open(dbDSN), &gorm.Config{})
+	case "oracle":
+		log.Println("testing oracle...")
+		if dbDSN == "" {
+			dbDSN = "gorm/gorm@localhost:9940/XEPDB1"
+		}
+		db, err = gorm.Open(oracle.Open(dbDSN), &gorm.Config{})
 	default:
 		log.Println("testing sqlite3...")
 		db, err = gorm.Open(sqlite.Open(filepath.Join(os.TempDir(), "gorm.db")), &gorm.Config{})