Test

should have a ElectroPhone function

should create a ElectroPhone instance

should have a isPlaying property

should have a method to get modules

should have master and adsr modules created

should have a create method to add new module

should fail if try to create an existing module

should have a update method to update a module

should fail if try to update a module that doesn't exist

should have a master method to update the master module

should have a adsr method to update the adsr module

should have a destroy method to destroy a module

should fail if try to destroy a module that doesn't exist

should have a play method that doesn't start if no frequency given

should have a play method that start playing given frequency

should have a stop method that doesn't stop if no frequency given

should have a stop method that stop playing given frequency

should have a link method to link two modules

should fail if try to link the master module to anything

should fail if try to link a source that doesn't exist

should fail if try to link a source to a target that doesn't exist

should have a static getModuleProperties method to get module properties by type

should have a static describeModules method to describe all ElectroPhone modules with properties

should have a static getFrequency method to calculate frequency value from note and octave

should have a static getNotes method to get notes list