factor/extra/parser-combinators/parser-combinators-tests.fa...

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! Copyright (C) 2005 Chris Double.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel lists lists.lazy tools.test strings math
sequences parser-combinators arrays math.parser unicode ;
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! Testing <&>
{ { T{ parse-result f { "a" "b" } T{ slice f 2 4 "abcd" } } } } [
"abcd" "a" token "b" token <&> parse list>array
] unit-test
{ { T{ parse-result f { { "a" "b" } "c" } T{ slice f 3 4 "abcd" } } } } [
"abcd" "a" token "b" token <&> "c" token <&> parse list>array
] unit-test
{ { T{ parse-result f { "a" { "b" "c" } } T{ slice f 3 4 "abcd" } } } } [
"abcd" "a" token "b" token "c" token <&> <&> parse list>array
] unit-test
{ { } } [
"decd" "a" token "b" token <&> parse list>array
] unit-test
{ { } } [
"dbcd" "a" token "b" token <&> parse list>array
] unit-test
{ { } } [
"adcd" "a" token "b" token <&> parse list>array
] unit-test
! Testing <|>
{ { T{ parse-result f "a" T{ slice f 1 4 "abcd" } } } } [
"abcd" "a" token "b" token <|> parse list>array
] unit-test
{ { T{ parse-result f "b" T{ slice f 1 4 "bbcd" } } } } [
"bbcd" "a" token "b" token <|> parse list>array
] unit-test
{ { } } [
"cbcd" "a" token "b" token <|> parse list>array
] unit-test
! Testing sp
{ { } } [
" abcd" "a" token parse list>array
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] unit-test
{ { T{ parse-result f "a" T{ slice f 3 6 " abcd" } } } } [
" abcd" "a" token sp parse list>array
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] unit-test
! Testing just
{ { T{ parse-result f "abcd" T{ slice f 4 4 "abcd" } } T{ parse-result f "abc" T{ slice f 3 4 "abcd" } } } } [
"abcd" "abcd" token "abc" token <|> parse list>array
] unit-test
{ { T{ parse-result f "abcd" T{ slice f 4 4 "abcd" } } } } [
"abcd" "abcd" token "abc" token <|> just parse list>array
] unit-test
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! Testing <@
{ { T{ parse-result f 48 T{ slice f 1 5 "01234" } } } } [
"01234" [ digit? ] satisfy parse list>array
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] unit-test
{ { T{ parse-result f 0 T{ slice f 1 5 "01234" } } } } [
"01234" [ digit? ] satisfy [ digit> ] <@ parse list>array
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] unit-test
! Testing some
{ { T{ parse-result f "begin" T{ slice f 5 6 "begin1" } } } } [
"begin1" "begin" token parse list>array
] unit-test
[
"begin1" "begin" token some parse
] must-fail
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{ "begin" } [
"begin" "begin" token some parse
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] unit-test
! <& parser and &> parser
{ { T{ parse-result f { "a" "b" } T{ slice f 2 4 "abcd" } } } } [
"abcd" "a" token "b" token <&> parse list>array
] unit-test
{ { T{ parse-result f "a" T{ slice f 2 4 "abcd" } } } } [
"abcd" "a" token "b" token <& parse list>array
] unit-test
{ { T{ parse-result f "b" T{ slice f 2 4 "abcd" } } } } [
"abcd" "a" token "b" token &> parse list>array
] unit-test
! Testing <*> and <:&>
{ { T{ parse-result f { "1" } T{ slice f 1 4 "1234" } } T{ parse-result f { } "1234" } } } [
"1234" "1" token <*> parse list>array
] unit-test
{
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{
T{ parse-result f { "1" "1" "1" "1" } T{ slice f 4 7 "1111234" } }
T{ parse-result f { "1" "1" "1" } T{ slice f 3 7 "1111234" } }
T{ parse-result f { "1" "1" } T{ slice f 2 7 "1111234" } }
T{ parse-result f { "1" } T{ slice f 1 7 "1111234" } }
T{ parse-result f { } "1111234" }
}
} [
"1111234" "1" token <*> parse list>array
] unit-test
{
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{
T{ parse-result f { "1111" } T{ slice f 4 7 "1111234" } }
T{ parse-result f { "111" } T{ slice f 3 7 "1111234" } }
T{ parse-result f { "11" } T{ slice f 2 7 "1111234" } }
T{ parse-result f { "1" } T{ slice f 1 7 "1111234" } }
T{ parse-result f { { } } "1111234" }
}
} [
"1111234" "1" token <*> [ concat 1array ] <@ parse list>array
] unit-test
{ { T{ parse-result f { } "234" } } } [
"234" "1" token <*> parse list>array
] unit-test
! Testing <+>
{ { T{ parse-result f { "1" } T{ slice f 1 4 "1234" } } } } [
"1234" "1" token <+> parse list>array
] unit-test
{
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{
T{ parse-result f { "1" "1" "1" "1" } T{ slice f 4 7 "1111234" } }
T{ parse-result f { "1" "1" "1" } T{ slice f 3 7 "1111234" } }
T{ parse-result f { "1" "1" } T{ slice f 2 7 "1111234" } }
T{ parse-result f { "1" } T{ slice f 1 7 "1111234" } }
}
} [
"1111234" "1" token <+> parse list>array
] unit-test
{ { } } [
"234" "1" token <+> parse list>array
] unit-test