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retired
A standard library for the Gleam programming language
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gen/test/gleam@regex_test.erl
-module(gleam@regex_test).
-compile(no_auto_import).
-export([from_string_test/0, compile_test/0, check_test/0, split_test/0, scan_test/0]).
-spec from_string_test() -> gleam@should:expectation().
from_string_test() ->
Re@1 = case gleam@regex:from_string(<<"[0-9]"/utf8>>) of
{ok, Re} -> Re;
Gleam@Assert ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert,
module => <<"gleam/regex_test"/utf8>>,
function => <<"from_string_test"/utf8>>,
line => 7})
end,
gleam@should:equal(gleam@regex:check(Re@1, <<"abc123"/utf8>>), true),
gleam@should:equal(gleam@regex:check(Re@1, <<"abcxyz"/utf8>>), false),
From_string_err@1 = case gleam@regex:from_string(<<"[0-9"/utf8>>) of
{error, From_string_err} -> From_string_err;
Gleam@Assert@1 ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert@1,
module => <<"gleam/regex_test"/utf8>>,
function => <<"from_string_test"/utf8>>,
line => 15})
end,
gleam@should:equal(
From_string_err@1,
{compile_error, <<"missing terminating ] for character class"/utf8>>, 4}
).
-spec compile_test() -> gleam@should:expectation().
compile_test() ->
Options = {options, true, false},
Re@1 = case gleam@regex:compile(<<"[A-B]"/utf8>>, Options) of
{ok, Re} -> Re;
Gleam@Assert ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert,
module => <<"gleam/regex_test"/utf8>>,
function => <<"compile_test"/utf8>>,
line => 26})
end,
gleam@should:equal(gleam@regex:check(Re@1, <<"abc123"/utf8>>), true),
Options@1 = {options, false, true},
Re@3 = case gleam@regex:compile(<<"^[0-9]"/utf8>>, Options@1) of
{ok, Re@2} -> Re@2;
Gleam@Assert@1 ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert@1,
module => <<"gleam/regex_test"/utf8>>,
function => <<"compile_test"/utf8>>,
line => 32})
end,
gleam@should:equal(gleam@regex:check(Re@3, <<"abc\n123"/utf8>>), true).
-spec check_test() -> gleam@should:expectation().
check_test() ->
Re@1 = case gleam@regex:from_string(<<"^f.o.?"/utf8>>) of
{ok, Re} -> Re;
Gleam@Assert ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert,
module => <<"gleam/regex_test"/utf8>>,
function => <<"check_test"/utf8>>,
line => 39})
end,
gleam@should:equal(gleam@regex:check(Re@1, <<"foo"/utf8>>), true),
gleam@should:equal(gleam@regex:check(Re@1, <<"boo"/utf8>>), false).
-spec split_test() -> gleam@should:expectation().
split_test() ->
Re@1 = case gleam@regex:from_string(<<" *, *"/utf8>>) of
{ok, Re} -> Re;
Gleam@Assert ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert,
module => <<"gleam/regex_test"/utf8>>,
function => <<"split_test"/utf8>>,
line => 49})
end,
gleam@should:equal(
gleam@regex:split(Re@1, <<"foo,32, 4, 9 ,0"/utf8>>),
[<<"foo"/utf8>>,
<<"32"/utf8>>,
<<"4"/utf8>>,
<<"9"/utf8>>,
<<"0"/utf8>>]
).
-spec scan_test() -> gleam@should:expectation().
scan_test() ->
Re@1 = case gleam@regex:from_string(<<"Gl\\w+"/utf8>>) of
{ok, Re} -> Re;
Gleam@Assert ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert,
module => <<"gleam/regex_test"/utf8>>,
function => <<"scan_test"/utf8>>,
line => 56})
end,
gleam@should:equal(
gleam@regex:scan(Re@1, <<"!Gleam"/utf8>>),
[{match, <<"Gleam"/utf8>>, 1, []}]
),
gleam@should:equal(
gleam@regex:scan(Re@1, <<"हGleam"/utf8>>),
[{match, <<"Gleam"/utf8>>, 3, []}]
),
gleam@should:equal(
gleam@regex:scan(Re@1, <<"𐍈Gleam"/utf8>>),
[{match, <<"Gleam"/utf8>>, 4, []}]
),
Re@3 = case gleam@regex:from_string(<<"[oi]n a(.?) (\\w+)"/utf8>>) of
{ok, Re@2} -> Re@2;
Gleam@Assert@1 ->
erlang:error(#{gleam_error => assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => Gleam@Assert@1,
module => <<"gleam/regex_test"/utf8>>,
function => <<"scan_test"/utf8>>,
line => 67})
end,
gleam@should:equal(
gleam@regex:scan(Re@3, <<"I am on a boat in a lake."/utf8>>),
[{match, <<"on a boat"/utf8>>, 5, [none, {some, <<"boat"/utf8>>}]},
{match, <<"in a lake"/utf8>>, 15, [none, {some, <<"lake"/utf8>>}]}]
).