Initial test cases

Note that these tests are disabled, as it requires proper
instance of Apache Toree running and connected to Apache Spark.

2 files changed, 111 insertions, 0 deletions

diff --git a/pom.xml b/pom.xml
index 5aebcb6..7fb8db4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -53,6 +53,13 @@
       <artifactId>slf4j-jdk14</artifactId>
       <version>1.7.5</version>
     </dependency>
+
+    <dependency>
+      <groupId>org.scalatest</groupId>
+      <artifactId>scalatest_2.11</artifactId>
+      <version>3.0.1</version>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
 
   <build>
diff --git a/src/test/scala/com/ibm/ToreeClientSpec.scala b/src/test/scala/com/ibm/ToreeClientSpec.scala
new file mode 100644
index 0000000..859f2f7
--- /dev/null
+++ b/src/test/scala/com/ibm/ToreeClientSpec.scala
@@ -0,0 +1,104 @@
+/*
+ * (C) Copyright IBM Corp. 2017
+ *
+ * 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
+ *
+ *     http://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 com.ibm
+
+import com.typesafe.config.{Config, ConfigFactory}
+import org.apache.toree.kernel.protocol.v5.client.boot.ClientBootstrap
+import org.apache.toree.kernel.protocol.v5.client.boot.layers.{StandardHandlerInitialization, StandardSystemInitialization}
+import org.scalatest.{FlatSpec, Ignore}
+import org.slf4j.LoggerFactory
+
+@Ignore
+class ToreeClientSpec extends FlatSpec {
+
+  final val log = LoggerFactory.getLogger(this.getClass.getName.stripSuffix("$"))
+
+
+  val profileJSON: String = """
+  {
+    "stdin_port":   48701,
+    "control_port": 48702,
+    "hb_port":      48705,
+    "shell_port":   48703,
+    "iopub_port":   48704,
+    "ip": "9.125.72.72",
+    "transport": "tcp",
+    "signature_scheme": "hmac-sha256",
+    "key": ""
+  }
+  """.stripMargin
+
+  val toreeGateway = {
+    // Parse our configuration and create a client connecting to our kernel
+    val config: Config = ConfigFactory.parseString(profileJSON)
+
+    val client = (new ClientBootstrap(config)
+      with StandardSystemInitialization
+      with StandardHandlerInitialization).createClient()
+
+    val toreeGateway = new ToreeGateway(client)
+
+    toreeGateway
+
+  }
+
+  "gateway" should "receive dataframe show results" in {
+    val result = toreeGateway.eval(
+      """
+        import org.apache.commons.io.IOUtils
+        import java.net.URL
+        import java.nio.charset.Charset
+
+        val sqc = spark.sqlContext
+        import sqc.implicits._
+
+        val bankText = sc.parallelize(
+            IOUtils.toString(
+                new URL("https://s3.amazonaws.com/apache-zeppelin/tutorial/bank/bank.csv"),
+                Charset.forName("utf8")).split("\n"))
+
+        case class Bank(age: Integer, job: String, marital: String, education: String, balance: Integer)
+
+        val bank = bankText.map(s => s.split(";")).filter(s => s(0) != "\"age\"").map(
+            s => Bank(s(0).toInt,
+                    s(1).replaceAll("\"", ""),
+                    s(2).replaceAll("\"", ""),
+                    s(3).replaceAll("\"", ""),
+                    s(5).replaceAll("\"", "").toInt
+                )
+        ).toDF()
+
+        bank.show(1)
+      """.stripMargin
+    ).toString.stripMargin
+
+    assert(result.contains("only showing top 1 row"))
+  }
+
+  "gateway" should "receive error messages when exception is thrown" in {
+    val result = toreeGateway.eval(
+      """
+      println(1/0)
+    """.stripMargin
+    ).toString.stripMargin
+
+    assert(result.contains("java.lang.ArithmeticException"))
+  }
+
+
+}