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Code Issues 1 Releases Wiki Activity

Add integer parsing to pegs.

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This commit is contained in:
Calvin Rose
2020-09-27 12:18:12 -05:00
parent 0a1d902f46
commit 45feb55483
7 changed files with 122 additions and 7 deletions
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7
test/helper.janet
View File

@@ -11,9 +11,12 @@
(default e "assert error")
(++ num-tests-run)
(when x (++ num-tests-passed))
(def str (string e))
(def truncated
(if (> (length e) 40) (string (string/slice e 0 35) "...") (string e)))
(if x
(xprintf stdout "\e[32m✔\e[0m %s: %v" (string e) x)
(xprintf stdout "\n\e[31m✘\e[0m %s: %v" (string e) x))
(xprintf stdout "\e[32m✔\e[0m %s: %v" truncated x)
(xprintf stdout "\n\e[31m✘\e[0m %s: %v" truncated x))
x)
(defmacro assert-error

22
test/suite0003.janet
View File

@@ -443,4 +443,26 @@
(check-match redef-b "aabeef" false)
(check-match redef-b "aaaaaa" false)
# Integer parsing
(check-deep '(int 1) "a" @[(chr "a")])
(check-deep '(uint 1) "a" @[(chr "a")])
(check-deep '(int-be 1) "a" @[(chr "a")])
(check-deep '(uint-be 1) "a" @[(chr "a")])
(check-deep '(int 1) "\xFF" @[-1])
(check-deep '(uint 1) "\xFF" @[255])
(check-deep '(int-be 1) "\xFF" @[-1])
(check-deep '(uint-be 1) "\xFF" @[255])
(check-deep '(int 2) "\xFF\x7f" @[0x7fff])
(check-deep '(int-be 2) "\x7f\xff" @[0x7fff])
(check-deep '(uint 2) "\xff\x7f" @[0x7fff])
(check-deep '(uint-be 2) "\x7f\xff" @[0x7fff])
(check-deep '(uint-be 2) "\x7f\xff" @[0x7fff])
(check-deep '(uint 8) "\xff\x7f\x00\x00\x00\x00\x00\x00" @[(int/u64 0x7fff)])
(check-deep '(int 8) "\xff\x7f\x00\x00\x00\x00\x00\x00" @[(int/s64 0x7fff)])
(check-deep '(uint 7) "\xff\x7f\x00\x00\x00\x00\x00" @[(int/u64 0x7fff)])
(check-deep '(int 7) "\xff\x7f\x00\x00\x00\x00\x00" @[(int/s64 0x7fff)])
(check-deep '(* (int 2) -1) "123" nil)
(end-suite)