HHH-19983: Config for running tests on Spanner emulator

Author: rayudu3745

docker_db.sh

@@ -1370,6 +1370,38 @@ informix_12_10() {
     fi
 }
 
+spanner() {
+  spanner_emulator
+}
+
+spanner_emulator() {
+
+  $CONTAINER_CLI rm -f spanner || true
+  # Run emulator (gRPC on 9010, REST on 9020)
+  $CONTAINER_CLI run --name spanner -d \
+    -p 9010:9010 \
+    -p 9020:9020 \
+    ${SPANNER_EMULATOR:-gcr.io/cloud-spanner-emulator/emulator:1.5.45}
+
+  # Wait for emulator to be ready (check logs for known messages)
+  n=0
+  until [ "$n" -ge 20 ]; do
+    OUTPUT="$($CONTAINER_CLI logs spanner 2>&1 || true)"
+    if [[ "$OUTPUT" == *"gRPC server listening"* ]] || [[ "$OUTPUT" == *"Cloud Spanner emulator running"* ]]; then
+      echo "Cloud Spanner emulator started."
+      break
+    fi
+    echo "Waiting for Cloud Spanner emulator to start..."
+    n=$((n+1))
+    sleep 3
+  done
+
+  if [ "$n" -ge 20 ]; then
+    echo "Cloud Spanner emulator failed to start after 1 minute"
+    exit 1
+  fi
+}
+
 if [ -z ${1} ]; then
     echo "No db name provided"
     echo "Provide one of:"
@@ -1417,6 +1449,8 @@ if [ -z ${1} ]; then
     echo -e "\informix"
     echo -e "\informix_14_10"
     echo -e "\informix_12_10"
+    echo -e "\tspanner"
+    echo -e "\tspanner_emulator"
 else
     ${1}
 fi

local-build-plugins/src/main/groovy/local.databases.gradle

@@ -406,5 +406,15 @@ ext {
                     'jdbc.url'   : 'jdbc:Altibase://' + dbHost + ':20300/mydb?force_clob_bind=true',
                     'jdbc.datasource' : 'Altibase.jdbc.driver.AltibaseDriver'
             ],
+            spanner : [
+                    'db.dialect'      : 'org.hibernate.dialect.SpannerDialect',
+                    'jdbc.driver'     : 'com.google.cloud.spanner.jdbc.JdbcDriver',
+                    'jdbc.user'       : '',        // Not used by Spanner
+                    'jdbc.pass'       : '',        // Not used by Spanner
+                    'connection.init_sql' : '',
+                    // autoConfigEmulator=true creates the necessary instances and DBs if they don't exist already
+                    'jdbc.url'        : 'jdbc:cloudspanner:/projects/orm-test-project/instances/orm-test-instance/databases/orm-test-db?autoConfigEmulator=true;lenient=true',
+                    'jdbc.datasource' : 'com.google.cloud.spanner.jdbc.JdbcDriver'
+            ],
     ]
 }

local-build-plugins/src/main/groovy/local.java-module.gradle

@@ -77,6 +77,7 @@ dependencies {
     testRuntimeOnly jdbcLibs.gaussdb
     testRuntimeOnly jdbcLibs.sybase
     testRuntimeOnly jdbcLibs.teradata
+    testRuntimeOnly jdbcLibs.spanner
     testRuntimeOnly rootProject.fileTree(dir: 'drivers', include: '*.jar')
 
     // Since both the DB2 driver and HANA have a package "net.jpountz" we have to add dependencies conditionally

settings.gradle

@@ -239,6 +239,7 @@ dependencyResolutionManagement {
             def teradataVersion = version "teradata",  "20.00.00.51"
             def tidbVersion = version "tidb", mysqlVersion
             def altibaseVersion = version "altibase", "7.3.0.1.1"
+            def spannerVersion = version "spanner", "2.34.0"
 
             library( "h2", "com.h2database", "h2" ).versionRef( h2Version )
             library( "h2gis", "org.orbisgis", "h2gis" ).versionRef( h2gisVersion )
@@ -264,6 +265,7 @@ dependencyResolutionManagement {
             library( "informix", "com.ibm.informix", "jdbc" ).versionRef( informixVersion )
             library( "firebird", "org.firebirdsql.jdbc", "jaybird" ).versionRef( firebirdVersion )
             library( "altibase", "com.altibase", "altibase-jdbc" ).versionRef( altibaseVersion )
+            library( "spanner", "com.google.cloud", "google-cloud-spanner-jdbc" ).versionRef( spannerVersion )
         }
         mavenLibs {
             def mavenCoreVersion = version "mavenCore", "3.9.9"