- Updated test names to reflect what it is testing

vertx-and-rxjava/src/test/java/com/baeldung/weather/CityAndDayLength.java

@@ -0,0 +1,19 @@
+package com.baeldung.weather;
+
+import java.text.MessageFormat;
+
+class CityAndDayLength {
+
+    private final String city;
+    private final double dayLengthInHours;
+
+    CityAndDayLength(String city, long dayLengthInSeconds) {
+        this.city = city;
+        this.dayLengthInHours = dayLengthInSeconds / (60.0 * 60.0);
+    }
+
+    @Override
+    public String toString() {
+        return MessageFormat.format("In {0} there are {1,number,#0.0} hours of light.", city, dayLengthInHours);
+    }
+}