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|
% couch_config_writer module test suote
% Set up test suite
% ?MODULE_test() returns a list of functions
% that run the actual tests.
% todo, fix replace_existing_variable2 (i.e. reordering)
couch_config_writer_test() ->
[
fun() -> replace_existing_variable() end,
fun() -> replace_existing_variable2() end,
fun() -> replace_existing_variable3() end,
fun() -> append_new_variable() end,
fun() -> append_new_module() end,
fun() -> overwrite_variable_further_down() end
].
% test functions
replace_existing_variable() ->
% create file
Contents = "[section]
variable = value
[another section]
another_var = another_value
",
Expect = "[section]
variable = new_value
[another section]
another_var = another_value
",
run_operation_and_compare_results(Contents, Expect, {{"section", "variable"}, "new_value"}).
replace_existing_variable2() ->
% create file
Contents = "[section]
variable = value
variable2 = value2
variable3 = value3
variable4 = value4
[another_section]
another_var = another_value
",
Expect = "[section]
variable = value
variable2 = value2
variable3 = new_value3
variable4 = value4
[another_section]
another_var = another_value
",
run_operation_and_compare_results(Contents, Expect, {{"section", "variable3"}, "new_value3"}).
replace_existing_variable3() ->
% create file
Contents = "[first_section]
var=val
[section]
variable = value
variable2 = value2
variable3 = value3
variable4 = value4
[another_section]
another_var = another_value
",
Expect = "[first_section]
var=val
[section]
variable = value
variable2 = value2
variable3 = new_value3
variable4 = value4
[another_section]
another_var = another_value
",
run_operation_and_compare_results(Contents, Expect, {{"section", "variable3"}, "new_value3"}).
append_new_variable() ->
% create file
Contents = "[section]
variable = value
variable2 = value
[another_section]
another_var = another_value
",
Expect = "[section]
variable = value
variable2 = value
fantasy_variable = Citation Needed
[another_section]
another_var = another_value
",
run_operation_and_compare_results(Contents, Expect, {{"section", "fantasy_variable"}, "Citation Needed"}).
append_new_module() ->
% create file
Contents = "[section]
variable = value
[another_section]
another_var = another_value
",
Expect = "[section]
variable = value
[another_section]
another_var = another_value
[one_more_section]
favourite_food = cupcakes
",
run_operation_and_compare_results(Contents, Expect, [{{"one_more_section", "favourite_food"}, "cupcakes"}]).
overwrite_variable_further_down() ->
% create file
Contents = "[section]
variable = value
[another_section]
another_var = another_value
",
Expect = "[section]
variable = value
[another_section]
another_var = another_value
[erlang]
option = value
option2 = value2
",
run_operation_and_compare_results(Contents, Expect, [{{"erlang", "option"}, "value"}, {{"erlang", "option2"}, "value2"}]).
run_operation_and_compare_results(Contents, Expect, Config) when not is_list(Config) ->
run_operation_and_compare_results(Contents, Expect, [Config]);
run_operation_and_compare_results(Contents, Expect, Config) ->
Filename = "local.ini",
file:write_file(Filename, Contents),
% call replace function
[couch_config_writer:save_to_file(ConfigVar, Filename) || ConfigVar <- Config],
% compare new file with expected file
{ok, Result_} = file:read_file(Filename),
Result = binary_to_list(Result_),
% clean up
% file:delete(Filename),
Result = Expect.
|
