ClientSettingsWrapper { public final String getHostname(TankSelector tank, String defaultValue) { String tankString = tank.name(); String entry = properties.getProperty("serverHostname_" + tankString); if (entry == null) { return defaultValue; } return entry; } ClientSettingsWrapper(File settingsFile); final void setServerHostname(TankSelector tank, String hostname); final void setServerPort(TankSelector tank, int portServer); final void setFetchInterval(int intervalMs); final void setOverflowAlarm(TankSelector tank, boolean enabled); final void setUnderflowAlarm(TankSelector tank, boolean enabled); final void setOverheatingAlarm(TankSelector tank, boolean enabled); final void setUndercoolingAlarm(TankSelector tank, boolean enabled); final void setTempDiagram(TankSelector tank, boolean enabled); final void setFillLevelDiagram(TankSelector tank, boolean enabled); final int getFetchInterval(int defaultValue); final boolean getOverheatingAlarm(TankSelector tank, boolean defaultValue); final boolean getUndercoolingAlarm(TankSelector tank, boolean defaultValue); final boolean getOverflowAlarm(TankSelector tank, boolean defaultValue); final boolean getUnderflowAlarm(TankSelector tank, boolean defaultValue); final boolean getTempDiagram(TankSelector tank, boolean defaultValue); final boolean getFillLevelDiagram(TankSelector tank, boolean defaultValue); final String getHostname(TankSelector tank, String defaultValue); final int getPort(TankSelector tank, int defaultValue); final void saveSettings();  }
@Test public void testGetHostname() { String result = wrapper.getHostname(testTank, "ERROR"); assertEquals("hostNAME", result); }
@Test public void testNullHostname() { String value = wrapperNullEntry.getHostname(testTank, "local"); assertEquals("local", value); }