Add tests for FOR JSON and FOR XML output verification.

[#209]

Signed-off-by: Mark Paluch <mpaluch@vmware.com>

Author: mp911de

src/test/java/io/r2dbc/mssql/JsonIntegrationTests.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.r2dbc.mssql;
+
+import io.r2dbc.mssql.util.IntegrationTestSupport;
+import org.junit.jupiter.api.Test;
+import reactor.test.StepVerifier;
+
+/**
+ * Integration tests using JSON as return type.
+ *
+ * @author Mark Paluch
+ */
+class JsonIntegrationTests extends IntegrationTestSupport {
+
+    @Test
+    void shouldExecuteForJsonSimple() {
+
+        connection.createStatement("select 1 as a for json path").fetchSize(0).execute()
+            .flatMap(result -> result.map((row, rowMetadata) -> row.get(0)))
+            .as(StepVerifier::create)
+            .expectNext("[{\"a\":1}]")
+            .verifyComplete();
+    }
+
+    @Test
+    void shouldExecuteForJsonParametrized() {
+
+        connection.createStatement("select 1 as a where @P0 = @P0 for json path").bind("@P0", true).fetchSize(0).execute()
+            .flatMap(result -> result.map((row, rowMetadata) -> row.get(0)))
+            .as(StepVerifier::create)
+            .expectNext("[{\"a\":1}]")
+            .verifyComplete();
+    }
+
+}

src/test/java/io/r2dbc/mssql/XmlIntegrationTests.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2019-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.r2dbc.mssql;
+
+import io.r2dbc.mssql.util.IntegrationTestSupport;
+import org.junit.jupiter.api.Test;
+import reactor.test.StepVerifier;
+
+/**
+ * Integration tests using XML as return type.
+ *
+ * @author Mark Paluch
+ */
+class XmlIntegrationTests extends IntegrationTestSupport {
+
+    @Test
+    void shouldExecuteForXmlSimple() {
+
+        connection.createStatement("select 1 as a for xml path").fetchSize(0).execute()
+            .flatMap(result -> result.map((row, rowMetadata) -> row.get(0)))
+            .as(StepVerifier::create)
+            .expectNext("<row><a>1</a></row>")
+            .verifyComplete();
+    }
+
+    @Test
+    void shouldExecuteForXmlParametrized() {
+
+        connection.createStatement("select 1 as a where @P0 = @P0 for xml path").bind("@P0", true).fetchSize(0).execute()
+            .flatMap(result -> result.map((row, rowMetadata) -> row.get(0)))
+            .as(StepVerifier::create)
+            .expectNext("<row><a>1</a></row>")
+            .verifyComplete();
+    }
+
+}