Prune dependencies and rename samples

spring-cloud-function-samples/function-sample/src/test/java/com/example/FunctionTests.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright 2017 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
+ *
+ *      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.example;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.List;
+
+import org.junit.Test;
+
+import com.example.functions.CharCounter;
+import com.example.functions.Exclaimer;
+import com.example.functions.Greeter;
+
+import reactor.core.publisher.Flux;
+
+public class FunctionTests {
+
+	private final SampleApplication functions = new SampleApplication();
+
+	@Test
+	public void testUppercase() {
+		String output = functions.uppercase().apply("foobar");
+		assertEquals("FOOBAR", output);
+	}
+
+	@Test
+	public void testLowercase() {
+		Flux<String> output = functions.lowercase().apply(Flux.just("FOO", "BAR"));
+		List<String> results = output.collectList().block();
+		assertEquals(2, results.size());
+		assertEquals("foo", results.get(0));
+		assertEquals("bar", results.get(1));
+	}
+
+	@Test
+	public void testHello() {
+		String output = functions.hello().get();
+		assertEquals("hello", output);	
+	}
+
+	@Test
+	public void testWords() {
+		Flux<String> output = functions.words().get();
+		List<String> results = output.collectList().block();
+		assertEquals(2, results.size());
+		assertEquals("foo", results.get(0));
+		assertEquals("bar", results.get(1));
+	}
+
+	@Test
+	public void testGreeter() {
+		assertEquals("Hello World", new Greeter().apply("World"));
+	}
+
+	@Test
+	public void testExclaimer() {
+		Flux<String> input = Flux.just("foo", "bar");
+		Flux<String> output = new Exclaimer().apply(input);
+		List<String> results = output.collectList().block();
+		assertEquals(2, results.size());
+		assertEquals("foo!!!", results.get(0));
+		assertEquals("bar!!!", results.get(1));
+	}
+
+	@Test
+	public void testCharCounter() {
+		assertEquals((Integer) 21, new CharCounter().apply("this is 21 chars long"));
+	}
+}