Add mssql tests

.travis.yml

@@ -1,9 +1,10 @@
 language: java
-sudo: false
+sudo: required
 dist: trusty
 
 services:
   - postgresql
+  - docker
 
 addons:
   mariadb: '10.2'
@@ -11,8 +12,12 @@ addons:
 before_script:
   - psql -c 'create database test_db;' -U postgres || travis_terminate 1;
   - mysql -u root -e 'CREATE DATABASE IF NOT EXISTS test_db;' || travis_terminate 1;
+  - docker pull microsoft/mssql-server-linux:2017-latest
+  - docker run -e 'ACCEPT_EULA=Y' -e 'SA_PASSWORD=<YourStrong!Passw0rd>' -p 1433:1433 -d microsoft/mssql-server-linux:2017-latest
       
-script: mvn test -B '-DjdbcUrl1=jdbc:postgresql:test_db' '-DjdbcUrl2=jdbc:mariadb://127.0.0.1:3306/test_db?user=root'
+script:
+  - docker ps -a
+  - mvn test -B '-DjdbcUrl1=jdbc:postgresql:test_db' '-DjdbcUrl2=jdbc:mariadb://127.0.0.1:3306/test_db?user=root' '-DjdbcUrl3=jdbc:sqlserver://localhost:1433;databaseName=master;username=sa;password=<YourStrong!Passw0rd>;'
 
 matrix:
   include:
@@ -41,7 +46,8 @@ matrix:
     - env: JDK='OracleJDK 11'
       install: . ./install-jdk.sh -F 11 -L BCL
 
-before_install: wget https://raw.githubusercontent.com/sormuras/bach/master/install-jdk.sh
+before_install:
+  - wget https://raw.githubusercontent.com/sormuras/bach/master/install-jdk.sh
 
 install:
   - if [[ "${JDK}" == 'OpenJDK 6' ]]; then

pom.xml

@@ -118,6 +118,13 @@
                 <scope>test</scope>
                 <optional>true</optional>
             </dependency>
+            <dependency>
+                <groupId>com.microsoft.sqlserver</groupId>
+                <artifactId>mssql-jdbc</artifactId>
+                <version>${mssql.version}</version>
+                <scope>test</scope>
+                <optional>true</optional>
+            </dependency>
         </dependencies>
     </dependencyManagement>
     <build>
@@ -229,6 +236,7 @@
                 <h2.version>1.4.191</h2.version>
                 <postgresql.version>42.2.2.jre6</postgresql.version>
                 <mariadb.version>1.7.3</mariadb.version>
+                <mssql.version>6.4.0.jre7</mssql.version>
             </properties>
             <modules>
                 <module>common</module>
@@ -338,6 +346,7 @@
                 <h2.version>1.4.197</h2.version>
                 <postgresql.version>42.2.2</postgresql.version>
                 <mariadb.version>2.2.4</mariadb.version>
+                <mssql.version>6.4.0.jre8</mssql.version>
             </properties>
             <modules>
                 <module>common</module>

test/pom.xml

@@ -63,7 +63,12 @@
         <dependency>
             <groupId>org.mariadb.jdbc</groupId>
             <artifactId>mariadb-java-client</artifactId>
-            <version>${mariadb.version}</version>
+            <scope>test</scope>
+            <optional>true</optional>
+        </dependency>
+        <dependency>
+            <groupId>com.microsoft.sqlserver</groupId>
+            <artifactId>mssql-jdbc</artifactId>
             <scope>test</scope>
             <optional>true</optional>
         </dependency>

test/src/main/java/com/moparisthebest/jdbc/codegen/QueryMapperQmDao.java

@@ -63,6 +63,7 @@ public class QueryMapperQmDao implements QmDao {
 				, "org.hsqldb.jdbc.JDBCConnection" // does not support ArrayInList but *does* support UnNestArrayInList
 				, "org.sqlite.jdbc3.JDBC3Connection"
 				, "org.mariadb.jdbc.MariaDbConnection"
+				, "com.microsoft.sqlserver.jdbc.SQLServerConnection"
 				// h2 doesn't support this with java6 either...
 				/*IFJAVA6_START
 				, "org.h2.jdbc.JdbcConnection"

test/src/test/java/com/moparisthebest/jdbc/QueryMapperTest.java

@@ -115,6 +115,14 @@ public class QueryMapperTest {
 		return getConnection(jdbcUrls.iterator().next());
 	}
 
+	public static boolean isWrapperFor(final Connection conn, final String className) {
+		try {
+			return conn.isWrapperFor(Class.forName(className));
+		} catch(Exception e) {
+			return false;
+		}
+	}
+
 	public static Connection getConnection(final String url) throws SQLException {
 		final Connection conn = DriverManager.getConnection(url);
 		QueryMapper qm = null;
@@ -126,7 +134,13 @@ public class QueryMapperTest {
 			} catch(Exception e) {
 				// ignore, means the database hasn't been set up yet
 			}
-			qm.executeUpdate("CREATE TABLE person (person_no NUMERIC, first_name VARCHAR(40), last_name VARCHAR(40), birth_date TIMESTAMP)");
+			if(isWrapperFor(conn, "org.apache.derby.impl.jdbc.EmbedConnection")) {
+				// derby doesn't support DATETIME
+				qm.executeUpdate("CREATE TABLE person (person_no NUMERIC, first_name VARCHAR(40), last_name VARCHAR(40), birth_date TIMESTAMP)");
+			} else {
+				// mssql doesn't support inserting into TIMESTAMP
+				qm.executeUpdate("CREATE TABLE person (person_no NUMERIC, first_name VARCHAR(40), last_name VARCHAR(40), birth_date DATETIME)");
+			}
 			qm.executeUpdate("CREATE TABLE boss (person_no NUMERIC, department VARCHAR(40))");
 			qm.executeUpdate("CREATE TABLE val (val_no NUMERIC, num_val NUMERIC, str_val VARCHAR(40))");
 			for (final Person person : people)