+Out: English style: yes|Chosen teapot: hands|Temperature: 120F|Verbosity: 1|Black magic: 15|Black magic: 54|Prayer: no|Clean: yes|Water amount: 4|Gas: no|First tea: --puerh|Boiling a tea: darjeeling|Boiling a tea: earl-grey|Everything OK. Bye.
+
+Name: Opt-bool-1
+Run: ../obj/ucw/opt-test -t95C -w640 -gG darjeeling --english-style
+Out: English style: yes|Chosen teapot: glass|Temperature: 95C|Verbosity: 1|Prayer: no|Clean: yes|Water amount: 640|Gas: yes|First tea: darjeeling|Everything OK. Bye.
+
+Name: Opt-bool-2
+Run: ../obj/ucw/opt-test -t95C -w640 -gG darjeeling --english-style --no-english-style
+Out: English style: no|Chosen teapot: glass|Temperature: 95C|Verbosity: 1|Prayer: no|Clean: yes|Water amount: 640|Gas: yes|First tea: darjeeling|Everything OK. Bye.
+
+Name: Opt-bool-negative-1
+Run: ../obj/ucw/opt-test -t95C -w640 -gG darjeeling --clean
+Out: English style: no|Chosen teapot: glass|Temperature: 95C|Verbosity: 1|Prayer: no|Clean: yes|Water amount: 640|Gas: yes|First tea: darjeeling|Everything OK. Bye.
+
+Name: Opt-bool-negative-2
+Run: ../obj/ucw/opt-test -t95C -w640 -gG darjeeling --no-clean
+Out: English style: no|Chosen teapot: glass|Temperature: 95C|Verbosity: 1|Prayer: no|Clean: no|Water amount: 640|Gas: yes|First tea: darjeeling|Everything OK. Bye.