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a36efb59b5
* fix #16256: nimout: <empty> should give error (vacuously true); improve some tests * renamed: tests/stdlib/t9710.nim -> tests/misc/t9710.nim * improve tests * fix non-DRY tests * improve $nim_prs_D/tests/stdlib/t9091.nim * renamed: tests/stdlib/t9091.nim -> tests/misc/t9091.nim * fixup * address comment: doAssert => result.parseErrors
69 lines
1.6 KiB
Nim
69 lines
1.6 KiB
Nim
import std/varints
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# xxx doesn't work with js: tvarints.nim(18, 14) `wrLen == rdLen` [AssertionDefect]
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block:
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var dest: array[50, byte]
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var got: uint64
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for test in [0xFFFF_FFFF_FFFFF_FFFFu64, 77u64, 0u64, 10_000_000u64, uint64(high(int64)),
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uint64(high(int32)), uint64(high(int32)), uint64(high(int64))]:
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let wrLen = writeVu64(dest, test)
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let rdLen = readVu64(dest, got)
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doAssert wrLen == rdLen
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doAssert got == test
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for test in 0u64..300u64:
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let wrLen = writeVu64(dest, test)
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let rdLen = readVu64(dest, got)
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doAssert wrLen == rdLen
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doAssert got == test
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# check this also works for floats:
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for test in [0.0, 0.1, 2.0, +Inf, NegInf]:
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let t = cast[uint64](test)
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let wrLenB = writeVu64(dest, t)
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let rdLenB = readVu64(dest, got)
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doAssert wrLenB == rdLenB
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doAssert cast[float64](got) == test
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block:
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var hugeIntArray: array[50, byte]
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var readedInt: uint64
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template chk(a) =
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let b = cast[uint64](a)
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doAssert writeVu64(hugeIntArray, b) == readVu64(hugeIntArray, readedInt)
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doAssert readedInt == b
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chk 0
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chk uint64.high
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chk int64.high
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chk int32.high
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chk int16.high
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chk int16.high
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chk int8.high
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chk 0.0
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chk -0.0
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chk 0.1
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chk Inf
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chk NegInf
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chk Nan
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chk 3.1415926535897932384626433
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block:
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template chk(a) =
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let b = cast[uint64](a)
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doAssert encodeZigzag(decodeZigzag(b)) == b
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chk 0
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chk uint32.high
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chk int32.high
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chk int16.high
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chk int8.high
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chk 0.0
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chk 0.1
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chk 0.9555555555555555555555501
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chk Inf
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chk 3.1415926535897932384626433
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chk 2.71828182845904523536028747
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