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-rw-r--r--stdlib/test/test/lux/lexer.lux349
-rw-r--r--stdlib/test/test/lux/pipe.lux105
-rw-r--r--stdlib/test/test/lux/regex.lux361
-rw-r--r--stdlib/test/tests.lux7
4 files changed, 514 insertions, 308 deletions
diff --git a/stdlib/test/test/lux/lexer.lux b/stdlib/test/test/lux/lexer.lux
index d0b17fe4b..fc51deafd 100644
--- a/stdlib/test/test/lux/lexer.lux
+++ b/stdlib/test/test/lux/lexer.lux
@@ -4,130 +4,247 @@
## You can obtain one at http://mozilla.org/MPL/2.0/.
(;module:
- [lux #- not]
+ lux
(lux (control monad)
(codata [io])
- (data error)
- [test #- fail assert]
- lexer))
+ (data [error #- fail]
+ [text "T/" Eq<Text>]
+ text/format
+ [char "C/" Eq<Char>]
+ (struct [list]))
+ (math ["R" random])
+ pipe
+ ["&" lexer])
+ lux/test)
+
+## [Utils]
+(def: (should-fail input)
+ (All [a] (-> (Error a) Bool))
+ (case input
+ (#;Left _) true
+ _ false))
+
+(def: (should-passC test input)
+ (-> Char (Error Char) Bool)
+ (case input
+ (#;Right output)
+ (C/= test output)
+
+ _
+ false))
+
+(def: (should-passT test input)
+ (-> Text (Error Text) Bool)
+ (case input
+ (#;Right output)
+ (T/= test output)
+
+ _
+ false))
+
+(def: (should-passL test input)
+ (-> (List Char) (Error (List Char)) Bool)
+ (let [(^open "L/") (list;Eq<List> char;Eq<Char>)]
+ (case input
+ (#;Right output)
+ (L/= test output)
+
+ _
+ false)))
+
+(def: (should-passE test input)
+ (-> (Either Char Char) (Error (Either Char Char)) Bool)
+ (case input
+ (#;Right output)
+ (case [test output]
+ [(#;Left test) (#;Left output)]
+ (C/= test output)
+
+ [(#;Right test) (#;Right output)]
+ (C/= test output)
+
+ _
+ false)
+
+ _
+ false))
## [Tests]
-(test: "Lexer end works"
- (test-all (should-pass (run end ""))
- (should-fail (run end "YOLO"))))
+(test: "End"
+ ($_ seq
+ (assert "Can detect the end of the input."
+ (|> (&;run &;end "")
+ (case> (#;Right _) true _ false)))
+
+ (assert "Won't mistake non-empty text for no more input."
+ (|> (&;run &;end "YOLO")
+ (case> (#;Left _) true _ false)))
+ ))
-(test: "Simple text lexers"
- (test-all (match (#;Right "YO")
- (run (this "YO") "YOLO"))
- (should-fail (run (this "YO") "MEME"))))
+(test: "Literals"
+ [size (|> R;nat (:: @ map (|>. (n.% +100) (n.max +10))))
+ pre (R;text size)
+ post (|> (R;text size)
+ (R;filter (|>. (text;starts-with? pre) not)))]
+ ($_ seq
+ (assert "Can find literal text fragments."
+ (and (|> (&;run (&;text pre) (format pre post))
+ (case> (#;Right found) (T/= pre found) _ false))
+ (|> (&;run (&;text pre) post)
+ (case> (#;Left _) true _ false))))
+ ))
(test: "Char lexers"
- (test-all (match (#;Right #"Y")
- (run (this-char #"Y") "YOLO"))
- (should-fail (run (this-char #"Y") "MEME"))
- (match (#;Right #"Y")
- (run (char-range #"X" #"Z") "YOLO"))
- (should-fail (run (char-range #"X" #"Z") "MEME"))
- (match (#;Right #"Y")
- (run upper "YOLO"))
- (should-fail (run upper "meme"))
- (match (#;Right #"y")
- (run lower "yolo"))
- (should-fail (run lower "MEME"))
- (match (#;Right #"1")
- (run digit "1"))
- (should-fail (run digit " "))
- (match (#;Right #"7")
- (run oct-digit "7"))
- (should-fail (run oct-digit "8"))
- (match (#;Right #"A")
- (run any "A"))
- (should-fail (run any ""))))
+ ($_ seq
+ (assert "Can lex characters."
+ (and (|> (&;run (&;char #"Y") "YOLO")
+ (case> (#;Right #"Y") true _ false))
+ (|> (&;run (&;char #"Y") "MEME")
+ (case> (#;Left _) true _ false))))
+
+ (assert "Can lex characters ranges."
+ (and (should-passC #"Y" (&;run (&;char-range #"X" #"Z") "YOLO"))
+ (should-fail (&;run (&;char-range #"X" #"Z") "MEME"))))
+ ))
+
+(test: "Custom lexers"
+ ($_ seq
+ (assert "Can lex anything"
+ (and (should-passC #"A" (&;run &;any "A"))
+ (should-fail (&;run &;any ""))))
+
+ (assert "Can lex upper-case and &;lower-case letters."
+ (and (should-passC #"Y" (&;run &;upper "YOLO"))
+ (should-fail (&;run &;upper "meme"))
+
+ (should-passC #"y" (&;run &;lower "yolo"))
+ (should-fail (&;run &;lower "MEME"))))
+
+ (assert "Can lex numbers."
+ (and (should-passC #"1" (&;run &;digit "1"))
+ (should-fail (&;run &;digit " "))
+
+ (should-passC #"7" (&;run &;oct-digit "7"))
+ (should-fail (&;run &;oct-digit "8"))
+
+ (should-passC #"1" (&;run &;hex-digit "1"))
+ (should-passC #"a" (&;run &;hex-digit "a"))
+ (should-passC #"A" (&;run &;hex-digit "A"))
+ (should-fail (&;run &;hex-digit " "))
+ ))
+
+ (assert "Can lex alphabetic characters."
+ (and (should-passC #"A" (&;run &;alpha "A"))
+ (should-passC #"a" (&;run &;alpha "a"))
+ (should-fail (&;run &;alpha "1"))))
+
+ (assert "Can lex alphanumeric characters."
+ (and (should-passC #"A" (&;run &;alpha-num "A"))
+ (should-passC #"a" (&;run &;alpha-num "a"))
+ (should-passC #"1" (&;run &;alpha-num "1"))
+ (should-fail (&;run &;alpha-num " "))))
+
+ (assert "Can lex white-space."
+ (and (should-passC #" " (&;run &;space " "))
+ (should-fail (&;run &;space "8"))))
+ ))
(test: "Combinators"
- (test-all (match (#;Right [#"Y" #"O"])
- (run (seq any any) "YOLO"))
- (should-fail (run (seq any any) "Y"))
- (match+ (#;Left #"0")
- (should-pass (run (alt digit upper) "0")))
- (match+ (#;Right #"A")
- (should-pass (run (alt digit upper) "A")))
- (should-fail (run (alt digit upper) "a"))
- (should-pass (run (not (alt digit upper)) "a"))
- (should-fail (run (not (alt digit upper)) "A"))
- (match (#;Right #"0")
- (run (either digit upper) "0"))
- (match (#;Right #"A")
- (run (either digit upper) "A"))
- (should-fail (run (either digit upper) "a"))
- (match (#;Right #"A")
- (run alpha "A"))
- (match (#;Right #"a")
- (run alpha "a"))
- (should-fail (run alpha "1"))
- (match (#;Right #"A")
- (run alpha-num "A"))
- (match (#;Right #"a")
- (run alpha-num "a"))
- (match (#;Right #"1")
- (run alpha-num "1"))
- (should-fail (run alpha-num " "))
- (match (#;Right #"1")
- (run hex-digit "1"))
- (match (#;Right #"a")
- (run hex-digit "a"))
- (match (#;Right #"A")
- (run hex-digit "A"))
- (should-fail (run hex-digit " "))
- (match (#;Right #" ")
- (run space " "))
- (should-fail (run space "8"))
- (match (#;Right #"C")
- (run (one-of "ABC") "C"))
- (should-fail (run (one-of "ABC") "D"))
- (match (#;Right #"D")
- (run (none-of "ABC") "D"))
- (should-fail (run (none-of "ABC") "C"))
- (match (#;Right #"D")
- (run (satisfies (lambda [c] true)) "D"))
- (should-fail (run (satisfies (lambda [c] false)) "C"))
- (match (#;Right "0123456789ABCDEF")
- (run (many' hex-digit) "0123456789ABCDEF yolo"))
- (should-fail (run (many' hex-digit) "yolo"))
- (match (#;Right "")
- (run (some' hex-digit) "yolo"))
- ))
+ ($_ seq
+ (assert "Can combine lexers sequentially."
+ (and (|> (&;run (&;seq &;any &;any) "YOLO")
+ (case> (#;Right [#"Y" #"O"]) true
+ _ false))
+ (should-fail (&;run (&;seq &;any &;any) "Y"))))
+
+ (assert "Can combine lexers alternatively."
+ (and (should-passE (#;Left #"0") (&;run (&;alt &;digit &;upper) "0"))
+ (should-passE (#;Right #"A") (&;run (&;alt &;digit &;upper) "A"))
+ (should-fail (&;run (&;alt &;digit &;upper) "a"))))
+
+ (assert "Can create the opposite of a lexer."
+ (and (should-passC #"a" (&;run (&;not (&;alt &;digit &;upper)) "a"))
+ (should-fail (&;run (&;not (&;alt &;digit &;upper)) "A"))))
+
+ (assert "Can use either lexer."
+ (and (should-passC #"0" (&;run (&;either &;digit &;upper) "0"))
+ (should-passC #"A" (&;run (&;either &;digit &;upper) "A"))
+ (should-fail (&;run (&;either &;digit &;upper) "a"))))
+
+ (assert "Can select from among a set of characters."
+ (and (should-passC #"C" (&;run (&;one-of "ABC") "C"))
+ (should-fail (&;run (&;one-of "ABC") "D"))))
+
+ (assert "Can avoid a set of characters."
+ (and (should-passC #"D" (&;run (&;none-of "ABC") "D"))
+ (should-fail (&;run (&;none-of "ABC") "C"))))
+
+ (assert "Can lex using arbitrary predicates."
+ (and (should-passC #"D" (&;run (&;satisfies (lambda [c] true)) "D"))
+ (should-fail (&;run (&;satisfies (lambda [c] false)) "C"))))
+
+ (assert "Can apply a lexer multiple times."
+ (and (should-passT "0123456789ABCDEF" (&;run (&;many' &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-fail (&;run (&;many' &;hex-digit) "yolo"))
+
+ (should-passT "" (&;run (&;some' &;hex-digit) "yolo"))))
+ ))
(test: "Yet more combinators..."
- (test-all (should-fail (run (fail "Well, it really SHOULD fail...") "yolo"))
- (should-fail (run (assert false "Well, it really SHOULD fail...") "yolo"))
- (should-pass (run (assert true "GO, GO, GO!") "yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (many hex-digit) "0123456789ABCDEF yolo"))
- (should-fail (run (many hex-digit) "yolo"))
- (match (^ (#;Right (list)))
- (run (some hex-digit) "yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (exactly +16 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2")))
- (run (exactly +3 hex-digit) "0123456789ABCDEF yolo"))
- (should-fail (run (exactly +17 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (at-most +16 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2")))
- (run (at-most +3 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (at-most +17 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (between +0 +16 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (between +3 +16 hex-digit) "0123456789ABCDEF yolo"))
- (should-fail (run (between +17 +100 hex-digit) "0123456789ABCDEF yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")))
- (run (between +15 +20 hex-digit) "0123456789ABCDEF yolo"))
- (match (#;Right (#;Some #"1")) (run (opt hex-digit) "123abc"))
- (match (#;Right #;None) (run (opt hex-digit) "yolo"))
- (match (^ (#;Right (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"a" #"b" #"c" #"d" #"e" #"f")))
- (run (sep-by space hex-digit) "0 1 2 3 4 5 6 7 8 9 a b c d e f YOLO"))
- (match (#;Right "yolo") (run get-input "yolo"))
- ))
+ ($_ seq
+ (assert "Can fail at will."
+ (should-fail (&;run (&;fail "Well, it really SHOULD fail...") "yolo")))
+
+ (assert "Can make assertions."
+ (and (should-fail (&;run (&;assert "Well, it really SHOULD fail..." false) "yolo"))
+ (|> (&;run (&;assert "GO, GO, GO!" true) "yolo")
+ (case> (#;Right []) true
+ _ false))))
+
+ (assert "Can apply a lexer multiple times."
+ (and (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;many &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-fail (&;run (&;many &;hex-digit) "yolo"))
+
+ (should-passL (list)
+ (&;run (&;some &;hex-digit) "yolo"))))
+
+ (assert "Can lex exactly N elements."
+ (and (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;exactly +16 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-passL (list #"0" #"1" #"2")
+ (&;run (&;exactly +3 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-fail (&;run (&;exactly +17 &;hex-digit) "0123456789ABCDEF yolo"))))
+
+ (assert "Can lex at-most N elements."
+ (and (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;at-most +16 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-passL (list #"0" #"1" #"2")
+ (&;run (&;at-most +3 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;at-most +17 &;hex-digit) "0123456789ABCDEF yolo"))))
+
+ (assert "Can lex tokens between lower and upper boundaries of quantity."
+ (and (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;between +0 +16 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;between +3 +16 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-fail (&;run (&;between +17 +100 &;hex-digit) "0123456789ABCDEF yolo"))
+ (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"A" #"B" #"C" #"D" #"E" #"F")
+ (&;run (&;between +15 +20 &;hex-digit) "0123456789ABCDEF yolo"))))
+
+ (assert "Can optionally lex a token."
+ (and (|> (&;run (&;opt &;hex-digit) "123abc")
+ (case> (#;Right (#;Some #"1")) true
+ _ false))
+ (|> (&;run (&;opt &;hex-digit) "yolo")
+ (case> (#;Right #;None) true
+ _ false))))
+
+ (assert "Can take into account separators during lexing."
+ (should-passL (list #"0" #"1" #"2" #"3" #"4" #"5" #"6" #"7" #"8" #"9" #"a" #"b" #"c" #"d" #"e" #"f")
+ (&;run (&;sep-by &;space &;hex-digit) "0 1 2 3 4 5 6 7 8 9 a b c d e f YOLO")))
+
+ (assert "Can obtain the whole of the remaining input."
+ (should-passT "yolo" (&;run &;get-input "yolo")))
+ ))
diff --git a/stdlib/test/test/lux/pipe.lux b/stdlib/test/test/lux/pipe.lux
index 681c4bf71..92ca205b8 100644
--- a/stdlib/test/test/lux/pipe.lux
+++ b/stdlib/test/test/lux/pipe.lux
@@ -1,3 +1,8 @@
+## Copyright (c) Eduardo Julian. All rights reserved.
+## This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+## If a copy of the MPL was not distributed with this file,
+## You can obtain one at http://mozilla.org/MPL/2.0/.
+
(;module:
lux
(lux (codata [io])
@@ -5,43 +10,71 @@
(data text/format
[number]
[product]
- identity)
+ identity
+ [text "T/" Eq<Text>])
(codata function)
+ (math ["R" random])
pipe)
lux/test)
-(test: "lux/pipe exports"
- (test-all (match 1 (|> 20
- (i.* 3)
- (i.+ 4)
- (_> 0 i.inc)))
- (match 10 (|> 5
- (@> [(i.+ @ @)])))
- (match 15 (|> 5
- (?> [i.even?] [(i.* 2)]
- [i.odd?] [(i.* 3)]
- [(_> -1)])))
- (match 15 (|> 5
- (?> [i.even?] [(i.* 2)]
- [i.odd?] [(i.* 3)])))
- (match 10 (|> 1
- (!> [(i.< 10)]
- [i.inc])))
- (match 20 (|> 5
- (%> Monad<Identity>
- [(i.* 3)]
- [(i.+ 4)]
- [i.inc])))
- (match "five" (|> 5
- (case> 0 "zero"
- 1 "one"
- 2 "two"
- 3 "three"
- 4 "four"
- 5 "five"
- 6 "six"
- 7 "seven"
- 8 "eight"
- 9 "nine"
- _ "???")))
- ))
+(test: "Pipes"
+ ($_ seq
+ (assert "Can dismiss previous pipeline results and begin a new line."
+ (|> 20
+ (i.* 3)
+ (i.+ 4)
+ (_> 0 i.inc)
+ (i.= 1)))
+
+ (assert "Can give names to piped values within a pipeline's scope."
+ (and (|> 5
+ (@> [(i.+ @ @)])
+ (i.= 10))
+ (|> 5
+ (@> X [(i.+ X X)])
+ (i.= 10))))
+
+ (assert "Can do branching in pipelines."
+ (and (|> 5
+ (?> [i.even?] [(i.* 2)]
+ [i.odd?] [(i.* 3)]
+ [(_> -1)])
+ (i.= 15))
+ (|> 4
+ (?> [i.even?] [(i.* 2)]
+ [i.odd?] [(i.* 3)])
+ (i.= 8))
+ (|> 5
+ (?> [i.even?] [(i.* 2)]
+ [(_> -1)])
+ (i.= -1))))
+
+ (assert "Can loop within pipelines."
+ (|> 1
+ (!> [(i.< 10)]
+ [i.inc])
+ (i.= 10)))
+
+ (assert "Can use monads within pipelines."
+ (|> 5
+ (%> Monad<Identity>
+ [(i.* 3)]
+ [(i.+ 4)]
+ [i.inc])
+ (i.= 20)))
+
+ (assert "Can pattern-match against piped values."
+ (|> 5
+ (case> 0 "zero"
+ 1 "one"
+ 2 "two"
+ 3 "three"
+ 4 "four"
+ 5 "five"
+ 6 "six"
+ 7 "seven"
+ 8 "eight"
+ 9 "nine"
+ _ "???")
+ (T/= "five")))
+ ))
diff --git a/stdlib/test/test/lux/regex.lux b/stdlib/test/test/lux/regex.lux
index 66355bdca..bb366ac90 100644
--- a/stdlib/test/test/lux/regex.lux
+++ b/stdlib/test/test/lux/regex.lux
@@ -7,194 +7,251 @@
lux
(lux (codata [io])
(control monad)
- (data error
- [product])
+ (data [error #- fail]
+ [product]
+ [text "T/" Eq<Text>]
+ text/format)
[compiler]
(macro [ast]
["s" syntax #+ syntax:])
- test
+ (math ["R" random])
+ pipe
[lexer]
- regex))
-
-(syntax: (should-regex {veredict (s;alt s;bool s;any)} {regex s;text} {input s;text})
- (case veredict
- (+0 ?)
- (if ?
- (wrap (list (` (match+ (~ (ast;text input))
- (should-pass (lexer;run (regex (~ (ast;text regex)))
- (~ (ast;text input))))))))
- (wrap (list (` (should-fail (lexer;run (regex (~ (ast;text regex)))
- (~ (ast;text input))))))))
-
- (+1 result)
- (wrap (list (` (match+ (~ result)
- (should-pass (lexer;run (regex (~ (ast;text regex)))
- (~ (ast;text input))))))))))
+ ["&" regex])
+ lux/test)
-## [Tests]
-(test: "Regular Expressions [Basics]"
- (test-all (should-regex true "a" "a")
- (should-regex false "a" ".")
- (should-regex true "\\." ".")
- (should-regex false "\\." "a")
- ))
+## [Utils]
+(def: (should-pass regex input)
+ (-> (lexer;Lexer Text) Text Bool)
+ (|> (lexer;run regex input)
+ (case> (#;Right parsed)
+ (T/= parsed input)
-(test: "Regular Expressions [System character classes]"
- (test-all (should-regex true "." "a")
+ _
+ false)))
- (should-regex true "\\d" "0")
- (should-regex false "\\d" "m")
- (should-regex true "\\D" "m")
- (should-regex false "\\D" "0")
+(def: (should-passT test regex input)
+ (-> Text (lexer;Lexer Text) Text Bool)
+ (|> (lexer;run regex input)
+ (case> (#;Right parsed)
+ (T/= test parsed)
- (should-regex true "\\s" " ")
- (should-regex false "\\s" "m")
- (should-regex true "\\S" "m")
- (should-regex false "\\S" " ")
+ _
+ false)))
- (should-regex true "\\w" "_")
- (should-regex false "\\w" "^")
- (should-regex true "\\W" ".")
- (should-regex false "\\W" "a")
+(def: (should-fail regex input)
+ (All [a] (-> (lexer;Lexer a) Text Bool))
+ (|> (lexer;run regex input)
+ (case> (#;Left _) true _ false)))
- (should-regex true "\\p{Lower}" "m")
- (should-regex false "\\p{Lower}" "M")
+(syntax: (should-check pattern regex input)
+ (wrap (list (` (|> (lexer;run (~ regex) (~ input))
+ (case> (^ (#;Right (~ pattern)))
+ true
- (should-regex true "\\p{Upper}" "M")
- (should-regex false "\\p{Upper}" "m")
+ (~' _)
+ false))))))
- (should-regex true "\\p{Alpha}" "M")
- (should-regex false "\\p{Alpha}" "0")
+## [Tests]
+(test: "Regular Expressions [Basics]"
+ (assert "Can parse character literals."
+ (and (should-pass (&;regex "a") "a")
+ (should-fail (&;regex "a") ".")
+ (should-pass (&;regex "\\.") ".")
+ (should-fail (&;regex "\\.") "a"))))
- (should-regex true "\\p{Digit}" "1")
- (should-regex false "\\p{Digit}" "n")
+(test: "Regular Expressions [System character classes]"
+ ($_ seq
+ (assert "Can parse anything."
+ (should-pass (&;regex ".") "a"))
- (should-regex true "\\p{Alnum}" "1")
- (should-regex false "\\p{Alnum}" ".")
+ (assert "Can parse digits."
+ (and (should-pass (&;regex "\\d") "0")
+ (should-fail (&;regex "\\d") "m")))
+
+ (assert "Can parse non digits."
+ (and (should-pass (&;regex "\\D") "m")
+ (should-fail (&;regex "\\D") "0")))
- (should-regex true "\\p{Space}" " ")
- (should-regex false "\\p{Space}" ".")
+ (assert "Can parse white-space."
+ (and (should-pass (&;regex "\\s") " ")
+ (should-fail (&;regex "\\s") "m")))
+
+ (assert "Can parse non white-space."
+ (and (should-pass (&;regex "\\S") "m")
+ (should-fail (&;regex "\\S") " ")))
- (should-regex true "\\p{HexDigit}" "a")
- (should-regex false "\\p{HexDigit}" ".")
+ (assert "Can parse word characters."
+ (and (should-pass (&;regex "\\w") "_")
+ (should-fail (&;regex "\\w") "^")))
+
+ (assert "Can parse non word characters."
+ (and (should-pass (&;regex "\\W") ".")
+ (should-fail (&;regex "\\W") "a")))
- (should-regex true "\\p{OctDigit}" "6")
- (should-regex false "\\p{OctDigit}" ".")
+ (assert "Can parse using special character classes."
+ (and (and (should-pass (&;regex "\\p{Lower}") "m")
+ (should-fail (&;regex "\\p{Lower}") "M"))
- (should-regex true "\\p{Blank}" "\t")
- (should-regex false "\\p{Blank}" ".")
+ (and (should-pass (&;regex "\\p{Upper}") "M")
+ (should-fail (&;regex "\\p{Upper}") "m"))
- (should-regex true "\\p{ASCII}" "\t")
- (should-regex false "\\p{ASCII}" "\u1234")
+ (and (should-pass (&;regex "\\p{Alpha}") "M")
+ (should-fail (&;regex "\\p{Alpha}") "0"))
- (should-regex true "\\p{Contrl}" "\u0012")
- (should-regex false "\\p{Contrl}" "a")
+ (and (should-pass (&;regex "\\p{Digit}") "1")
+ (should-fail (&;regex "\\p{Digit}") "n"))
- (should-regex true "\\p{Punct}" "@")
- (should-regex false "\\p{Punct}" "a")
+ (and (should-pass (&;regex "\\p{Alnum}") "1")
+ (should-fail (&;regex "\\p{Alnum}") "."))
- (should-regex true "\\p{Graph}" "@")
- (should-regex false "\\p{Graph}" " ")
+ (and (should-pass (&;regex "\\p{Space}") " ")
+ (should-fail (&;regex "\\p{Space}") "."))
- (should-regex true "\\p{Print}" "\u0020")
- (should-regex false "\\p{Print}" "\u1234")
- ))
+ (and (should-pass (&;regex "\\p{HexDigit}") "a")
+ (should-fail (&;regex "\\p{HexDigit}") "."))
-(test: "Regular Expressions [Custom character classes]"
- (test-all (should-regex true "[abc]" "a")
- (should-regex false "[abc]" "m")
+ (and (should-pass (&;regex "\\p{OctDigit}") "6")
+ (should-fail (&;regex "\\p{OctDigit}") "."))
- (should-regex true "[a-z]" "a")
- (should-regex true "[a-z]" "m")
- (should-regex true "[a-z]" "z")
+ (and (should-pass (&;regex "\\p{Blank}") "\t")
+ (should-fail (&;regex "\\p{Blank}") "."))
- (should-regex true "[a-zA-Z]" "a")
- (should-regex true "[a-zA-Z]" "m")
- (should-regex true "[a-zA-Z]" "z")
- (should-regex true "[a-zA-Z]" "A")
- (should-regex true "[a-zA-Z]" "M")
- (should-regex true "[a-zA-Z]" "Z")
+ (and (should-pass (&;regex "\\p{ASCII}") "\t")
+ (should-fail (&;regex "\\p{ASCII}") "\u1234"))
- (should-regex false "[^abc]" "a")
- (should-regex true "[^abc]" "m")
+ (and (should-pass (&;regex "\\p{Contrl}") "\u0012")
+ (should-fail (&;regex "\\p{Contrl}") "a"))
- (should-regex false "[^a-z]" "a")
- (should-regex true "[^a-z]" "0")
- (should-regex false "[^a-zA-Z]" "a")
- (should-regex true "[^a-zA-Z]" "0")
+ (and (should-pass (&;regex "\\p{Punct}") "@")
+ (should-fail (&;regex "\\p{Punct}") "a"))
- (should-regex false "[a-z&&[def]]" "a")
- (should-regex true "[a-z&&[def]]" "d")
+ (and (should-pass (&;regex "\\p{Graph}") "@")
+ (should-fail (&;regex "\\p{Graph}") " "))
- (should-regex true "[a-z&&[^bc]]" "a")
- (should-regex false "[a-z&&[^bc]]" "b")
+ (and (should-pass (&;regex "\\p{Print}") "\u0020")
+ (should-fail (&;regex "\\p{Print}") "\u1234"))))
+ ))
- (should-regex true "[a-z&&[^m-p]]" "a")
- (should-regex false "[a-z&&[^m-p]]" "m")
- (should-regex false "[a-z&&[^m-p]]" "p")
- ))
+(test: "Regular Expressions [Custom character classes]"
+ ($_ seq
+ (assert "Can parse using custom character classes."
+ (and (should-pass (&;regex "[abc]") "a")
+ (should-fail (&;regex "[abc]") "m")))
+
+ (assert "Can parse using character ranges."
+ (and (should-pass (&;regex "[a-z]") "a")
+ (should-pass (&;regex "[a-z]") "m")
+ (should-pass (&;regex "[a-z]") "z")))
+
+ (assert "Can combine character ranges."
+ (and (should-pass (&;regex "[a-zA-Z]") "a")
+ (should-pass (&;regex "[a-zA-Z]") "m")
+ (should-pass (&;regex "[a-zA-Z]") "z")
+ (should-pass (&;regex "[a-zA-Z]") "A")
+ (should-pass (&;regex "[a-zA-Z]") "M")
+ (should-pass (&;regex "[a-zA-Z]") "Z")))
+
+ (assert "Can negate custom character classes."
+ (and (should-fail (&;regex "[^abc]") "a")
+ (should-pass (&;regex "[^abc]") "m")))
+
+ (assert "Can negate character ranges.."
+ (and (should-fail (&;regex "[^a-z]") "a")
+ (should-pass (&;regex "[^a-z]") "0")))
+
+ (assert "Can parse negate combinations of character ranges."
+ (and (should-fail (&;regex "[^a-zA-Z]") "a")
+ (should-pass (&;regex "[^a-zA-Z]") "0")))
+
+ (assert "Can make custom character classes more specific."
+ (and (and (should-fail (&;regex "[a-z&&[def]]") "a")
+ (should-pass (&;regex "[a-z&&[def]]") "d"))
+
+ (and (should-pass (&;regex "[a-z&&[^bc]]") "a")
+ (should-fail (&;regex "[a-z&&[^bc]]") "b"))
+
+ (and (should-pass (&;regex "[a-z&&[^m-p]]") "a")
+ (should-fail (&;regex "[a-z&&[^m-p]]") "m")
+ (should-fail (&;regex "[a-z&&[^m-p]]") "p"))))
+ ))
(test: "Regular Expressions [Reference]"
- (test-all (let [number (regex "\\d+")]
- (should-regex ["809-345-6789" "809" "345" "6789"] "(\\@<number>)-(\\@<number>)-(\\@<number>)" "809-345-6789"))
- ))
+ (let [number (&;regex "\\d+")]
+ (assert "Can build complex regexs by combining simpler ones."
+ (should-check ["809-345-6789" "809" "345" "6789"] (&;regex "(\\@<number>)-(\\@<number>)-(\\@<number>)") "809-345-6789"))))
(test: "Regular Expressions [Quantifiers]"
- (test-all (should-regex "aa" "aa" "aa")
-
- (should-regex "a" "a?" "a")
- (should-regex "" "a?" "")
-
- (should-regex "aaa" "a*" "aaa")
- (should-regex "" "a*" "")
-
- (should-regex "aaa" "a+" "aaa")
- (should-regex "a" "a+" "a")
- (should-regex false "a+" "")
-
- (should-regex "aa" "a{2}" "aa")
- (should-regex "a" "a{1}" "aa")
- (should-regex false "a{3}" "aa")
-
- (should-regex "aa" "a{1,}" "aa")
- (should-regex "aa" "a{2,}" "aa")
- (should-regex false "a{3,}" "aa")
-
- (should-regex "a" "a{,1}" "aa")
- (should-regex "aa" "a{,2}" "aa")
- (should-regex "aa" "a{,3}" "aa")
-
- (should-regex "a" "a{1,2}" "a")
- (should-regex "aa" "a{1,2}" "aa")
- (should-regex "aa" "a{1,2}" "aaa")
- ))
+ ($_ seq
+ (assert "Can sequentially combine patterns."
+ (should-passT "aa" (&;regex "aa") "aa"))
+
+ (assert "Can match patterns optionally."
+ (and (should-passT "a" (&;regex "a?") "a")
+ (should-passT "" (&;regex "a?") "")))
+
+ (assert "Can match a pattern 0 or more times."
+ (and (should-passT "aaa" (&;regex "a*") "aaa")
+ (should-passT "" (&;regex "a*") "")))
+
+ (assert "Can match a pattern 1 or more times."
+ (and (should-passT "aaa" (&;regex "a+") "aaa")
+ (should-passT "a" (&;regex "a+") "a")
+ (should-fail (&;regex "a+") "")))
+
+ (assert "Can match a pattern N times."
+ (and (should-passT "aa" (&;regex "a{2}") "aa")
+ (should-passT "a" (&;regex "a{1}") "aa")
+ (should-fail (&;regex "a{3}") "aa")))
+
+ (assert "Can match a pattern at-least N times."
+ (and (should-passT "aa" (&;regex "a{1,}") "aa")
+ (should-passT "aa" (&;regex "a{2,}") "aa")
+ (should-fail (&;regex "a{3,}") "aa")))
+
+ (assert "Can match a pattern at-most N times."
+ (and (should-passT "a" (&;regex "a{,1}") "aa")
+ (should-passT "aa" (&;regex "a{,2}") "aa")
+ (should-passT "aa" (&;regex "a{,3}") "aa")))
+
+ (assert "Can match a pattern between N and M times."
+ (and (should-passT "a" (&;regex "a{1,2}") "a")
+ (should-passT "aa" (&;regex "a{1,2}") "aa")
+ (should-passT "aa" (&;regex "a{1,2}") "aaa")))
+ ))
(test: "Regular Expressions [Groups]"
- (test-all (should-regex ["abc" "b"] "a(.)c" "abc")
- (should-regex ["abbbbbc" "bbbbb"] "a(b+)c" "abbbbbc")
- (should-regex ["809-345-6789" "809" "345" "6789"] "(\\d{3})-(\\d{3})-(\\d{4})" "809-345-6789")
- (should-regex ["809-345-6789" "809" "6789"] "(\\d{3})-(?:\\d{3})-(\\d{4})" "809-345-6789")
- (should-regex ["809-809-6789" "809" "6789"] "(\\d{3})-\\0-(\\d{4})" "809-809-6789")
- (should-regex ["809-809-6789" "809" "6789"] "(?<code>\\d{3})-\\k<code>-(\\d{4})" "809-809-6789")
- (should-regex ["809-809-6789-6789" "809" "6789"] "(?<code>\\d{3})-\\k<code>-(\\d{4})-\\0" "809-809-6789-6789")
-
- (should-regex ["809-345-6789" "809" ["345-6789" "345" "6789"]] "(\\d{3})-((\\d{3})-(\\d{4}))" "809-345-6789")
- ))
+ ($_ seq
+ (assert "Can extract groups of sub-matches specified in a pattern."
+ (and (should-check ["abc" "b"] (&;regex "a(.)c") "abc")
+ (should-check ["abbbbbc" "bbbbb"] (&;regex "a(b+)c") "abbbbbc")
+ (should-check ["809-345-6789" "809" "345" "6789"] (&;regex "(\\d{3})-(\\d{3})-(\\d{4})") "809-345-6789")
+ (should-check ["809-345-6789" "809" "6789"] (&;regex "(\\d{3})-(?:\\d{3})-(\\d{4})") "809-345-6789")
+ (should-check ["809-809-6789" "809" "6789"] (&;regex "(\\d{3})-\\0-(\\d{4})") "809-809-6789")
+ (should-check ["809-809-6789" "809" "6789"] (&;regex "(?<code>\\d{3})-\\k<code>-(\\d{4})") "809-809-6789")
+ (should-check ["809-809-6789-6789" "809" "6789"] (&;regex "(?<code>\\d{3})-\\k<code>-(\\d{4})-\\0") "809-809-6789-6789")))
+
+ (assert "Can specify groups within groups."
+ (should-check ["809-345-6789" "809" ["345-6789" "345" "6789"]] (&;regex "(\\d{3})-((\\d{3})-(\\d{4}))") "809-345-6789"))
+ ))
(test: "Regular Expressions [Alternation]"
- (test-all (should-regex ["a" (+0 [])] "a|b" "a")
- (should-regex ["b" (+1 [])] "a|b" "b")
- (should-regex false "a|b" "c")
-
- (should-regex ["abc" (+0 "b")] "a(.)c|b(.)d" "abc")
- (should-regex ["bcd" (+1 "c")] "a(.)c|b(.)d" "bcd")
- (should-regex false "a(.)c|b(.)d" "cde")
-
- (should-regex ["abc" (+0 ["b" "c"])] "a(.)(.)|b(.)(.)" "abc")
- (should-regex ["bcd" (+1 ["c" "d"])] "a(.)(.)|b(.)(.)" "bcd")
- (should-regex false "a(.)(.)|b(.)(.)" "cde")
-
- (should-regex ["809-345-6789" (+0 ["809" "345-6789" "345" "6789"])]
- "(\\d{3})-((\\d{3})-(\\d{4}))|b(.)d"
- "809-345-6789")
- ))
+ ($_ seq
+ (assert "Can specify alternative patterns."
+ (and (should-check ["a" (+0 [])] (&;regex "a|b") "a")
+ (should-check ["b" (+1 [])] (&;regex "a|b") "b")
+ (should-fail (&;regex "a|b") "c")))
+
+ (assert "Can have groups within alternations."
+ (and (should-check ["abc" (+0 "b")] (&;regex "a(.)c|b(.)d") "abc")
+ (should-check ["bcd" (+1 "c")] (&;regex "a(.)c|b(.)d") "bcd")
+ (should-fail (&;regex "a(.)c|b(.)d") "cde")
+
+ (should-check ["abc" (+0 ["b" "c"])] (&;regex "a(.)(.)|b(.)(.)") "abc")
+ (should-check ["bcd" (+1 ["c" "d"])] (&;regex "a(.)(.)|b(.)(.)") "bcd")
+ (should-fail (&;regex "a(.)(.)|b(.)(.)") "cde")
+
+ (should-check ["809-345-6789" (+0 ["809" "345-6789" "345" "6789"])]
+ (&;regex "(\\d{3})-((\\d{3})-(\\d{4}))|b(.)d")
+ "809-345-6789")))
+ ))
diff --git a/stdlib/test/tests.lux b/stdlib/test/tests.lux
index 4b46a7cd5..857d5c25c 100644
--- a/stdlib/test/tests.lux
+++ b/stdlib/test/tests.lux
@@ -13,6 +13,9 @@
(test lux
(lux ["_;" cli]
["_;" host]
+ ["_;" pipe]
+ ["_;" lexer]
+ ["_;" regex]
(codata ["_;" io]
[env]
[state]
@@ -52,10 +55,6 @@
## ["_;" random]
["_;" simple]
)
- ## ["_;" pipe]
- ## ["_;" lexer]
- ## ["_;" regex]
-
## (macro [ast]
## [syntax])
## [type]
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 14:08:06 +0000