mirror of
https://github.com/nim-lang/Nim.git
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f05387045d
* int64/uint64 as bigint in JS * fix CI * convert to compile option * fix lie * smaller diff, changelog entry
98 lines
2.6 KiB
Nim
98 lines
2.6 KiB
Nim
discard """
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matrix: "; --backend:js --jsbigint64:off; --backend:js --jsbigint64:on"
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output: '''
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0 0
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0 0
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Success'''
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"""
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# Test the different integer operations
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import std/private/jsutils
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var testNumber = 0
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template test(opr, a, b, c: untyped): untyped =
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# test the expression at compile and runtime
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block:
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const constExpr = opr(a, b)
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when constExpr != c:
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{.error: "Test failed " & $constExpr & " " & $c.}
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inc(testNumber)
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#Echo("Test: " & $testNumber)
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var aa = a
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var bb = b
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var varExpr = opr(aa, bb)
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assert(varExpr == c)
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test(`+`, 12'i8, -13'i16, -1'i16)
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test(`shl`, 0b11, 0b100, 0b110000)
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whenJsNoBigInt64: discard
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do:
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test(`shl`, 0b11'i64, 0b100'i64, 0b110000'i64)
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when not defined(js):
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# mixed type shr needlessly complicates codegen with bigint
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# and thus is not yet supported in JS for 64 bit ints
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test(`shl`, 0b11'i32, 0b100'i64, 0b110000'i64)
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test(`shl`, 0b11'i32, 0b100'i32, 0b110000'i32)
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test(`or`, 0xf0f0'i16, 0x0d0d'i16, 0xfdfd'i16)
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test(`and`, 0xf0f0'i16, 0xfdfd'i16, 0xf0f0'i16)
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whenJsNoBigInt64: discard
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do:
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test(`shr`, 0xffffffffffffffff'i64, 0x4'i64, 0xffffffffffffffff'i64)
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test(`shr`, 0xffff'i16, 0x4'i16, 0xffff'i16)
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test(`shr`, 0xff'i8, 0x4'i8, 0xff'i8)
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whenJsNoBigInt64: discard
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do:
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test(`shr`, 0xffffffff'i64, 0x4'i64, 0x0fffffff'i64)
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test(`shr`, 0xffffffff'i32, 0x4'i32, 0xffffffff'i32)
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whenJsNoBigInt64: discard
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do:
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test(`shl`, 0xffffffffffffffff'i64, 0x4'i64, 0xfffffffffffffff0'i64)
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test(`shl`, 0xffff'i16, 0x4'i16, 0xfff0'i16)
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test(`shl`, 0xff'i8, 0x4'i8, 0xf0'i8)
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whenJsNoBigInt64: discard
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do:
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test(`shl`, 0xffffffff'i64, 0x4'i64, 0xffffffff0'i64)
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test(`shl`, 0xffffffff'i32, 0x4'i32, 0xfffffff0'i32)
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# bug #916
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proc unc(a: float): float =
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return a
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echo int(unc(0.5)), " ", int(unc(-0.5))
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echo int(0.5), " ", int(-0.5)
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block: # Casts to uint
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template testCast(fromValue: typed, toType: typed, expectedResult: typed) =
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let src = fromValue
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let dst = cast[toType](src)
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if dst != expectedResult:
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echo "Casting ", astToStr(fromValue), " to ", astToStr(toType), " = ", dst.int, " instead of ", astToStr(expectedResult)
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doAssert(dst == expectedResult)
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testCast(-1'i16, uint16, 0xffff'u16)
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testCast(0xffff'u16, int16, -1'i16)
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testCast(0xff'u16, uint8, 0xff'u8)
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testCast(0xffff'u16, uint8, 0xff'u8)
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testCast(-1'i16, uint32, 0xffffffff'u32)
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testCast(0xffffffff'u32, int32, -1)
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testCast(0xfffffffe'u32, int32, -2'i32)
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testCast(0xffffff'u32, int16, -1'i32)
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testCast(-5'i32, uint8, 251'u8)
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# issue #7174
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let c = 1'u
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let val = c > 0
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doAssert val
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echo("Success") #OUT Success
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