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; Copyright (c) Rich Hickey. All rights reserved.
; The use and distribution terms for this software are covered by the
; Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
; which can be found in the file epl-v10.html at the root of this distribution.
; By using this software in any fashion, you are agreeing to be bound by
; the terms of this license.
; You must not remove this notice, or any other, from this software.
; Author: Stephen C. Gilardi
;;
;; Tests for the Clojure functions documented at the URL:
;;
;; http://clojure.org/Reader
;;
;; scgilardi (gmail)
;; Created 22 October 2008
(ns clojure.test-clojure.reader
(:use clojure.test))
;; Symbols
(deftest Symbols
(is (= 'abc (symbol "abc")))
(is (= '*+!-_? (symbol "*+!-_?")))
(is (= 'abc:def:ghi (symbol "abc:def:ghi")))
(is (= 'abc/def (symbol "abc" "def")))
(is (= 'abc.def/ghi (symbol "abc.def" "ghi")))
(is (= 'abc/def.ghi (symbol "abc" "def.ghi")))
(is (= 'abc:def/ghi:jkl.mno (symbol "abc:def" "ghi:jkl.mno")))
(is (instance? clojure.lang.Symbol 'alphabet))
)
;; Literals
(deftest Literals
; 'nil 'false 'true are reserved by Clojure and are not symbols
(is (= 'nil nil))
(is (= 'false false))
(is (= 'true true)) )
;; Strings
(deftest Strings
(is (= "abcde" (str \a \b \c \d \e)))
(is (= "abc
def" (str \a \b \c \newline \space \space \d \e \f)))
)
;; Numbers
(deftest Numbers
; Read Integer
(is (instance? Integer 2147483647))
(is (instance? Integer +1))
(is (instance? Integer 1))
(is (instance? Integer +0))
(is (instance? Integer 0))
(is (instance? Integer -0))
(is (instance? Integer -1))
(is (instance? Integer -2147483648))
; Read Long
(is (instance? Long 2147483648))
(is (instance? Long -2147483649))
(is (instance? Long 9223372036854775807))
(is (instance? Long -9223372036854775808))
;; Numeric constants of different types don't wash out. Regression fixed in
;; r1157. Previously the compiler saw 0 and 0.0 as the same constant and
;; caused the sequence to be built of Doubles.
(let [x 0.0]
(let [sequence (loop [i 0 l '()]
(if (< i 5)
(recur (inc i) (conj l i))
l))]
(is (= [4 3 2 1 0] sequence))
(is (every? #(instance? Integer %)
sequence))))
; Read BigInteger
(is (instance? BigInteger 9223372036854775808))
(is (instance? BigInteger -9223372036854775809))
(is (instance? BigInteger 10000000000000000000000000000000000000000000000000))
(is (instance? BigInteger -10000000000000000000000000000000000000000000000000))
; Read Double
(is (instance? Double +1.0e+1))
(is (instance? Double +1.e+1))
(is (instance? Double +1e+1))
(is (instance? Double +1.0e1))
(is (instance? Double +1.e1))
(is (instance? Double +1e1))
(is (instance? Double +1.0e-1))
(is (instance? Double +1.e-1))
(is (instance? Double +1e-1))
(is (instance? Double 1.0e+1))
(is (instance? Double 1.e+1))
(is (instance? Double 1e+1))
(is (instance? Double 1.0e1))
(is (instance? Double 1.e1))
(is (instance? Double 1e1))
(is (instance? Double 1.0e-1))
(is (instance? Double 1.e-1))
(is (instance? Double 1e-1))
(is (instance? Double -1.0e+1))
(is (instance? Double -1.e+1))
(is (instance? Double -1e+1))
(is (instance? Double -1.0e1))
(is (instance? Double -1.e1))
(is (instance? Double -1e1))
(is (instance? Double -1.0e-1))
(is (instance? Double -1.e-1))
(is (instance? Double -1e-1))
(is (instance? Double +1.0))
(is (instance? Double +1.))
(is (instance? Double 1.0))
(is (instance? Double 1.))
(is (instance? Double +0.0))
(is (instance? Double +0.))
(is (instance? Double 0.0))
(is (instance? Double 0.))
(is (instance? Double -0.0))
(is (instance? Double -0.))
(is (instance? Double -1.0))
(is (instance? Double -1.))
; Read BigDecimal
(is (instance? BigDecimal 9223372036854775808M))
(is (instance? BigDecimal -9223372036854775809M))
(is (instance? BigDecimal 2147483647M))
(is (instance? BigDecimal +1M))
(is (instance? BigDecimal 1M))
(is (instance? BigDecimal +0M))
(is (instance? BigDecimal 0M))
(is (instance? BigDecimal -0M))
(is (instance? BigDecimal -1M))
(is (instance? BigDecimal -2147483648M))
(is (instance? BigDecimal +1.0e+1M))
(is (instance? BigDecimal +1.e+1M))
(is (instance? BigDecimal +1e+1M))
(is (instance? BigDecimal +1.0e1M))
(is (instance? BigDecimal +1.e1M))
(is (instance? BigDecimal +1e1M))
(is (instance? BigDecimal +1.0e-1M))
(is (instance? BigDecimal +1.e-1M))
(is (instance? BigDecimal +1e-1M))
(is (instance? BigDecimal 1.0e+1M))
(is (instance? BigDecimal 1.e+1M))
(is (instance? BigDecimal 1e+1M))
(is (instance? BigDecimal 1.0e1M))
(is (instance? BigDecimal 1.e1M))
(is (instance? BigDecimal 1e1M))
(is (instance? BigDecimal 1.0e-1M))
(is (instance? BigDecimal 1.e-1M))
(is (instance? BigDecimal 1e-1M))
(is (instance? BigDecimal -1.0e+1M))
(is (instance? BigDecimal -1.e+1M))
(is (instance? BigDecimal -1e+1M))
(is (instance? BigDecimal -1.0e1M))
(is (instance? BigDecimal -1.e1M))
(is (instance? BigDecimal -1e1M))
(is (instance? BigDecimal -1.0e-1M))
(is (instance? BigDecimal -1.e-1M))
(is (instance? BigDecimal -1e-1M))
(is (instance? BigDecimal +1.0M))
(is (instance? BigDecimal +1.M))
(is (instance? BigDecimal 1.0M))
(is (instance? BigDecimal 1.M))
(is (instance? BigDecimal +0.0M))
(is (instance? BigDecimal +0.M))
(is (instance? BigDecimal 0.0M))
(is (instance? BigDecimal 0.M))
(is (instance? BigDecimal -0.0M))
(is (instance? BigDecimal -0.M))
(is (instance? BigDecimal -1.0M))
(is (instance? BigDecimal -1.M))
)
;; Characters
(deftest t-Characters)
;; nil
(deftest t-nil)
;; Booleans
(deftest t-Booleans)
;; Keywords
(deftest t-Keywords
(is (= :abc (keyword "abc")))
(is (= :abc (keyword 'abc)))
(is (= :*+!-_? (keyword "*+!-_?")))
(is (= :abc:def:ghi (keyword "abc:def:ghi")))
(is (= :abc/def (keyword "abc" "def")))
(is (= :abc/def (keyword 'abc/def)))
(is (= :abc.def/ghi (keyword "abc.def" "ghi")))
(is (= :abc/def.ghi (keyword "abc" "def.ghi")))
(is (= :abc:def/ghi:jkl.mno (keyword "abc:def" "ghi:jkl.mno")))
(is (instance? clojure.lang.Keyword :alphabet))
)
(deftest reading-keywords
(are [x y] (= x (read-string y))
:foo ":foo"
:foo/bar ":foo/bar"
:user/foo "::foo")
(are [err msg form] (thrown-with-msg? err msg (read-string form))
Exception #"Invalid token: foo:" "foo:"
Exception #"Invalid token: :bar/" ":bar/"
Exception #"Invalid token: ::does.not/exist" "::does.not/exist"))
;; Lists
(deftest t-Lists)
;; Vectors
(deftest t-Vectors)
;; Maps
(deftest t-Maps)
;; Sets
(deftest t-Sets)
;; Macro characters
;; Quote (')
(deftest t-Quote)
;; Character (\)
(deftest t-Character)
;; Comment (;)
(deftest t-Comment)
;; Deref (@)
(deftest t-Deref)
;; Dispatch (#)
;; #{} - see Sets above
;; Regex patterns (#"pattern")
(deftest t-Regex)
;; Metadata (^ or #^ (deprecated))
(deftest t-Metadata
(is (= (meta '^:static ^:awesome ^{:static false :bar :baz} sym) {:awesome true, :bar :baz, :static true})))
;; Var-quote (#')
(deftest t-Var-quote)
;; Anonymous function literal (#())
(deftest t-Anonymouns-function-literal)
;; Syntax-quote (`, note, the "backquote" character), Unquote (~) and
;; Unquote-splicing (~@)
(deftest t-Syntax-quote
(are [x y] (= x y)
`() () ; was NPE before SVN r1337
))
;; (read)
;; (read stream)
;; (read stream eof-is-error)
;; (read stream eof-is-error eof-value)
;; (read stream eof-is-error eof-value is-recursive)
(deftest t-read)