Introduction of mosquitto.conf parser, fix #29

2014-02-22 11:14:56 +01:00
parent bbb9924c4b
commit 9624815c82
8 changed files with 223 additions and 4 deletions
@@ -0,0 +1,89 @@
+package org.dna.mqtt.moquette.server;
+
+import java.io.Reader;
+import java.io.StringReader;
+import java.text.ParseException;
+import java.util.Properties;
+import org.dna.mqtt.commons.Constants;
+import org.junit.Test;
+import static org.junit.Assert.*;
+import org.junit.Before;
+
+/**
+ *
+ * @author andrea
+ */
+public class ConfigurationParserTest {
+
+    ConfigurationParser m_parser;
+    
+    @Before
+    public void setUp() {
+        m_parser = new ConfigurationParser();
+    }
+    
+    @Test
+    public void checkDefaultOptions() {
+        Properties props = m_parser.getProperties();
+        
+        verifyDefaults(props);
+    }
+    
+    @Test
+    public void parseEmpty() throws ParseException {
+        Reader conf = new StringReader("  ");
+        m_parser.parse(conf);
+        
+        //Verify
+        verifyDefaults(m_parser.getProperties());
+    }
+    
+    @Test
+    public void parseValidComment() throws ParseException {
+        Reader conf = new StringReader("#simple comment");
+        m_parser.parse(conf);
+        
+        //Verify
+        verifyDefaults(m_parser.getProperties());
+    }
+    
+    @Test(expected = ParseException.class)
+    public void parseInvalidComment() throws ParseException {
+        Reader conf = new StringReader(" #simple comment");
+        m_parser.parse(conf);
+    } 
+    
+    @Test
+    public void parseSingleVariable() throws ParseException {
+        Reader conf = new StringReader("port 1234");
+        m_parser.parse(conf);
+        
+        //Verify
+        assertEquals("1234", m_parser.getProperties().getProperty("port"));
+    }
+    
+    @Test
+    public void parseCompleteFile() throws ParseException {
+        String content = "# This is initial config format \r\n"
+                + "  \r\n"
+                + "port 1234 \r\n"
+                + "host   localhost \r\n"
+                + "fake  multi word string property\r\n";
+        Reader conf = new StringReader(content);
+        m_parser.parse(conf);
+        
+        //Verify
+        Properties props = m_parser.getProperties();
+        assertEquals("1234", props.getProperty("port"));
+        assertEquals("localhost", props.getProperty("host"));
+        assertEquals("multi word string property", props.getProperty("fake"));
+    }
+    
+    /**
+     * Helper method to verify default options.
+     */
+    private void verifyDefaults(Properties props) {
+        assertEquals(Constants.PORT, Integer.parseInt(props.getProperty("port")));
+        assertEquals(Constants.HOST, props.getProperty("host"));
+    }
+}