Test: Enhance test cases with new assert function

tests/test_config.liq

@@ -27,3 +27,6 @@ print("Config file used: #{config}")
 ini = read_ini(config)
 log("Read configuration:\n${ini}")
 print(ini)
+
+soundsystem = list.assoc(default="", "soundsystem", ini)
+assertEquals(soundsystem, "alsa")
\ No newline at end of file

tests/test_metadata_file.liq

@@ -25,6 +25,8 @@ settings.frame.audio.samplerate.set(44100)
 input_fs = single(id="fs", "assets/audio.mp3")
 def process(metadata) =
     print(json.stringify(metadata))
+    assertEquals(metadata["album"], "ccMixter")
+    shutdown(code=0)
 end
 input_fs.on_metadata(process)
 output.dummy(id="dummy", input_fs)

tests/test_parse_json.liq

@@ -25,6 +25,7 @@
 # Scenario 1: Doesn't work
 let json.parse data = '{"show_id": "-1", "show_name": "Random Music"}'
 print("Set current show to '#{data.show_name}' (ID: #{data.show_id})")
+assertEquals("#{data.show_name}", "null")
 # > Set current show to 'null' (ID: null)
 
 # Scenario 2: Works, when data types of the JSON have been defined
@@ -33,16 +34,26 @@ let json.parse (data : {
         show_name: string
     }) = '{"show_id": "-1", "show_name": "Random Music"}'
 print("Set current show to '#{data.show_name}' (ID: #{data.show_id})")
+assertEquals(data.show_name, "Random Music")
+assertEquals(data.show_id, "-1")
 # # > Set current show to 'Random Music' (ID: -1)
 
+
 # Scenario 3: Works, even when no data types have been defined
 let json.parse data = '{"show_id": "-1", "show_name": "Random Music"}'
 print("Set current show to '" ^ data.show_name ^ "' (ID: " ^ data.show_id ^ ")")
+assertEquals(data.show_name, "Random Music")
+assertEquals(data.show_id, "-1")
 # # > Set current show to 'Random Music' (ID: -1)
 
+
 # Scenario 4: Works, when variables have been accessed outside the string before
 let json.parse data = '{"show_id": "-1", "show_name": "Random Music"}'
 print("Set current show to '" ^ data.show_name ^ "' (ID: " ^ data.show_id ^ ")")
+assertEquals(data.show_name, "Random Music")
+assertEquals(data.show_id, "-1")
 print("Set current show to '#{data.show_name}' (ID: #{data.show_id})")
+assertEquals(data.show_name, "Random Music")
+assertEquals(data.show_id, "-1")
 # > Set current show to 'Random Music' (ID: -1)
 # > Set current show to 'Random Music' (ID: -1)