93 lines
2.4 KiB
Text
93 lines
2.4 KiB
Text
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;; This Source Code Form is subject to the terms of the Mozilla Public
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;; License, v. 2.0. If a copy of the MPL was not distributed with this
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;; file, You can obtain one at https://mozilla.org/MPL/2.0/.
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(ns helins.binf.test.int
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{:author "Adam Helins"}
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(:require [clojure.test :as t]
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[helins.binf.int :as binf.int]
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[helins.binf.int64 :as binf.int64]))
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;;;;;;;;;;
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(t/deftest casting
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(t/are [n-bit fi fu]
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(let [value (dec (binf.int/from-float (Math/pow 2
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n-bit)))]
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(t/is (= value
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(-> value
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fu
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fi
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fu
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fi
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fu))))
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8 binf.int/i8 binf.int/u8
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16 binf.int/i16 binf.int/u16
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32 binf.int/i32 binf.int/u32))
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(t/deftest byte-combining
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(t/is (= 0x1122
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(binf.int/i16 0x11
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0x22)
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(binf.int/u16 0x11
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0x22))
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"16-bits")
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(t/is (= 0x11223344
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(binf.int/i32 0x11
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0x22
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0x33
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0x44)
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(binf.int/i32 0x1122
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0x3344)
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(binf.int/u32 0x11
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0x22
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0x33
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0x44)
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(binf.int/u32 0x1122
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0x3344))
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"32-bit")
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(t/is (= (binf.int64/i* 0x1122334455667788)
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(binf.int/i64 0x11
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0x22
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0x33
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0x44
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0x55
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0x66
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0x77
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0x88)
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(binf.int/i64 0x1122
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0x3344
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0x5566
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0x7788)
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(binf.int/i64 0x11223344
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0x55667788))
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"Signed 64-bit")
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(t/is (= (binf.int64/u* 0x1122334455667788)
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(binf.int/u64 0x11
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0x22
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0x33
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0x44
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0x55
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0x66
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0x77
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0x88)
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(binf.int/u64 0x1122
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0x3344
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0x5566
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0x7788)
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(binf.int/u64 0x11223344
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0x55667788))
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"Unsigned 64-bit"))
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