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https://github.com/golang/go
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test/ken/convert.go: add conversion torture test
(written by ken) R=ken2 CC=golang-dev https://golang.org/cl/2823042
This commit is contained in:
Rob Pike
parent
8f8f625cb1
commit
c33289238e
431
test/ken/convert.go
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431
test/ken/convert.go
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@ -0,0 +1,431 @@
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// $G $D/$F.go && $L $F.$A && ./$A.out
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// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// near-exhaustive test of converting numbers between types.
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package main
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var i8 int8;
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var u8 uint8;
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var i16 int16;
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var u16 uint16;
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var i32 int32;
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var u32 uint32;
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var i64 int64;
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var u64 uint64;
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var f32 float32;
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var f64 float64;
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type big float64
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type t struct {
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from, to int
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val big
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}
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const (
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ti8 = iota+1
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tu8
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ti16
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tu16
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ti32
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tu32
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ti64
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tu64
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tf32
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tf64
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)
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var x = []t{
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/* value good in all types (10) */
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{ ti8, ti8, 10 }, { ti8, tu8, 10 }, { ti8, ti16, 10 }, { ti8, tu16, 10 },
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{ ti8, ti32, 10 }, { ti8, tu32, 10 }, { ti8, ti64, 10 }, { ti8, tu64, 10 },
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{ ti8, tf32, 10 }, { ti8, tf64, 10 },
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{ tu8, ti8, 10 }, { tu8, tu8, 10 }, { tu8, ti16, 10 }, { tu8, tu16, 10 },
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{ tu8, ti32, 10 }, { tu8, tu32, 10 }, { tu8, ti64, 10 }, { tu8, tu64, 10 },
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{ tu8, tf32, 10 }, { tu8, tf64, 10 },
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{ ti16, ti8, 10 }, { ti16, tu8, 10 }, { ti16, ti16, 10 }, { ti16, tu16, 10 },
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{ ti16, ti32, 10 }, { ti16, tu32, 10 }, { ti16, ti64, 10 }, { ti16, tu64, 10 },
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{ ti16, tf32, 10 }, { ti16, tf64, 10 },
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{ tu16, ti8, 10 }, { tu16, tu8, 10 }, { tu16, ti16, 10 }, { tu16, tu16, 10 },
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{ tu16, ti32, 10 }, { tu16, tu32, 10 }, { tu16, ti64, 10 }, { tu16, tu64, 10 },
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{ tu16, tf32, 10 }, { tu16, tf64, 10 },
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{ ti32, ti8, 10 }, { ti32, tu8, 10 }, { ti32, ti16, 10 }, { ti32, tu16, 10 },
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{ ti32, ti32, 10 }, { ti32, tu32, 10 }, { ti32, ti64, 10 }, { ti32, tu64, 10 },
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{ ti32, tf32, 10 }, { ti32, tf64, 10 },
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{ tu32, ti8, 10 }, { tu32, tu8, 10 }, { tu32, ti16, 10 }, { tu32, tu16, 10 },
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{ tu32, ti32, 10 }, { tu32, tu32, 10 }, { tu32, ti64, 10 }, { tu32, tu64, 10 },
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{ tu32, tf32, 10 }, { tu32, tf64, 10 },
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{ ti64, ti8, 10 }, { ti64, tu8, 10 }, { ti64, ti16, 10 }, { ti64, tu16, 10 },
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{ ti64, ti32, 10 }, { ti64, tu32, 10 }, { ti64, ti64, 10 }, { ti64, tu64, 10 },
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{ ti64, tf32, 10 }, { ti64, tf64, 10 },
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{ tu64, ti8, 10 }, { tu64, tu8, 10 }, { tu64, ti16, 10 }, { tu64, tu16, 10 },
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{ tu64, ti32, 10 }, { tu64, tu32, 10 }, { tu64, ti64, 10 }, { tu64, tu64, 10 },
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{ tu64, tf32, 10 }, { tu64, tf64, 10 },
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{ tf32, ti8, 10 }, { tf32, tu8, 10 }, { tf32, ti16, 10 }, { tf32, tu16, 10 },
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{ tf32, ti32, 10 }, { tf32, tu32, 10 }, { tf32, ti64, 10 }, { tf32, tu64, 10 },
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{ tf32, tf32, 10 }, { tf32, tf64, 10 },
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{ tf64, ti8, 10 }, { tf64, tu8, 10 }, { tf64, ti16, 10 }, { tf64, tu16, 10 },
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{ tf64, ti32, 10 }, { tf64, tu32, 10 }, { tf64, ti64, 10 }, { tf64, tu64, 10 },
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{ tf64, tf32, 10 }, { tf64, tf64, 10 },
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/* value good in all signed types (-4) */
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{ ti8, ti8, -4 }, { ti8, ti16, -4 },
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{ ti8, ti32, -4 }, { ti8, ti64, -4 },
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{ ti8, tf32, -4 }, { ti8, tf64, -4 },
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{ ti16, ti8, -4 }, { ti16, ti16, -4 },
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{ ti16, ti32, -4 }, { ti16, ti64, -4 },
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{ ti16, tf32, -4 },
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{ ti32, ti8, -4 }, { ti32, ti16, -4 },
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{ ti32, ti32, -4 }, { ti32, ti64, -4 },
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{ ti32, tf32, -4 }, { ti32, tf64, -4 },
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{ ti64, ti8, -4 }, { ti64, ti16, -4 },
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{ ti64, ti32, -4 }, { ti64, ti64, -4 },
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{ ti64, tf32, -4 },
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{ tf32, ti8, -4 }, { tf32, ti16, -4 },
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{ tf32, ti32, -4 }, { tf32, ti64, -4 },
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{ tf32, tf32, -4 },
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{ tf64, ti8, -4 }, { tf64, ti16, -4 },
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{ tf64, ti32, -4 }, { tf64, ti64, -4 },
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{ tf64, tf32, -4 }, { tf64, tf64, -4 },
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/* value good in u8 and up (175) */
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{ tu8, tu8, 175 }, { tu8, ti16, 175 }, { tu8, tu16, 175 },
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{ tu8, ti32, 175 }, { tu8, tu32, 175 }, { tu8, ti64, 175 }, { tu8, tu64, 175 },
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{ tu8, tf32, 175 }, { tu8, tf64, 175 },
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{ ti16, tu8, 175 }, { ti16, ti16, 175 }, { ti16, tu16, 175 },
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{ ti16, ti32, 175 }, { ti16, tu32, 175 }, { ti16, ti64, 175 }, { ti16, tu64, 175 },
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{ ti16, tf32, 175 }, { ti16, tf64, 175 },
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{ tu16, tu8, 175 }, { tu16, ti16, 175 }, { tu16, tu16, 175 },
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{ tu16, ti32, 175 }, { tu16, tu32, 175 }, { tu16, ti64, 175 }, { tu16, tu64, 175 },
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{ tu16, tf32, 175 }, { tu16, tf64, 175 },
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{ ti32, tu8, 175 }, { ti32, ti16, 175 }, { ti32, tu16, 175 },
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{ ti32, ti32, 175 }, { ti32, tu32, 175 }, { ti32, ti64, 175 }, { ti32, tu64, 175 },
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{ ti32, tf32, 175 }, { ti32, tf64, 175 },
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{ tu32, tu8, 175 }, { tu32, ti16, 175 }, { tu32, tu16, 175 },
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{ tu32, ti32, 175 }, { tu32, tu32, 175 }, { tu32, ti64, 175 }, { tu32, tu64, 175 },
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{ tu32, tf32, 175 }, { tu32, tf64, 175 },
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{ ti64, tu8, 175 }, { ti64, ti16, 175 }, { ti64, tu16, 175 },
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{ ti64, ti32, 175 }, { ti64, tu32, 175 }, { ti64, ti64, 175 }, { ti64, tu64, 175 },
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{ ti64, tf32, 175 }, { ti64, tf64, 175 },
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{ tu64, tu8, 175 }, { tu64, ti16, 175 }, { tu64, tu16, 175 },
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{ tu64, ti32, 175 }, { tu64, tu32, 175 }, { tu64, ti64, 175 }, { tu64, tu64, 175 },
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{ tu64, tf32, 175 }, { tu64, tf64, 175 },
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{ tf32, tu8, 175 }, { tf32, ti16, 175 }, { tf32, tu16, 175 },
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{ tf32, ti32, 175 }, { tf32, tu32, 175 }, { tf32, ti64, 175 }, { tf32, tu64, 175 },
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{ tf32, tf32, 175 }, { tf32, tf64, 175 },
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{ tf64, tu8, 175 }, { tf64, ti16, 175 }, { tf64, tu16, 175 },
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{ tf64, ti32, 175 }, { tf64, tu32, 175 }, { tf64, ti64, 175 }, { tf64, tu64, 175 },
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{ tf64, tf32, 175 }, { tf64, tf64, 175 },
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/* value good in u16 and up (41259) */
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{ tu16, tu16, 41259 },
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{ tu16, ti32, 41259 }, { tu16, ti64, 41259 }, { tu16, tu64, 41259 },
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{ tu16, tf32, 41259 }, { tu16, tf64, 41259 },
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{ ti32, tu16, 41259 },
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{ ti32, ti32, 41259 }, { ti32, tu32, 41259 }, { ti32, ti64, 41259 }, { ti32, tu64, 41259 },
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{ ti32, tf32, 41259 }, { ti32, tf64, 41259 },
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{ tu32, tu16, 41259 },
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{ tu32, ti32, 41259 }, { tu32, tu32, 41259 }, { tu32, ti64, 41259 }, { tu32, tu64, 41259 },
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{ tu32, tf32, 41259 }, { tu32, tf64, 41259 },
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{ ti64, tu16, 41259 },
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{ ti64, ti32, 41259 }, { ti64, tu32, 41259 }, { ti64, ti64, 41259 }, { ti64, tu64, 41259 },
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{ ti64, tf32, 41259 }, { ti64, tf64, 41259 },
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{ tu64, tu16, 41259 },
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{ tu64, ti32, 41259 }, { tu64, tu32, 41259 }, { tu64, ti64, 41259 }, { tu64, tu64, 41259 },
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{ tu64, tf32, 41259 }, { tu64, tf64, 41259 },
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{ tf32, tu16, 41259 },
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{ tf32, ti32, 41259 }, { tf32, tu32, 41259 }, { tf32, ti64, 41259 }, { tf32, tu64, 41259 },
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{ tf32, tf32, 41259 }, { tf32, tf64, 41259 },
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{ tf64, tu16, 41259 },
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{ tf64, ti32, 41259 }, { tf64, tu32, 41259 }, { tf64, ti64, 41259 }, { tf64, tu64, 41259 },
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{ tf64, tf32, 41259 }, { tf64, tf64, 41259 },
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/* value good in u32 and up (3758096384) */
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{ tu32, tu32, 3758096384 }, { tu32, ti64, 3758096384 }, { tu32, tu64, 3758096384 },
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{ tu32, tf32, 3758096384 }, { tu32, tf64, 3758096384 },
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{ ti64, tu32, 3758096384 }, { ti64, ti64, 3758096384 }, { ti64, tu64, 3758096384 },
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{ ti64, tf32, 3758096384 }, { ti64, tf64, 3758096384 },
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{ tu64, tu32, 3758096384 }, { tu64, ti64, 3758096384 }, { tu64, tu64, 3758096384 },
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{ tu64, tf32, 3758096384 }, { tu64, tf64, 3758096384 },
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{ tf32, tu32, 3758096384 }, { tf32, ti64, 3758096384 }, { tf32, tu64, 3758096384 },
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{ tf32, tf32, 3758096384 }, { tf32, tf64, 3758096384 },
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{ tf64, tu32, 3758096384 }, { tf64, ti64, 3758096384 }, { tf64, tu64, 3758096384 },
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{ tf64, tf32, 3758096384 }, { tf64, tf64, 3758096384 },
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/* value good in u64 and up (16717361816799281152) */
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{ tu64, tu64, 16717361816799281152 },
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{ tu64, tf32, 16717361816799281152 }, { tu64, tf64, 16717361816799281152 },
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{ tf32, tu64, 16717361816799281152 },
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{ tf32, tf32, 16717361816799281152 }, { tf32, tf64, 16717361816799281152 },
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{ tf64, tu64, 16717361816799281152 },
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{ tf64, tf32, 16717361816799281152 }, { tf64, tf64, 16717361816799281152 },
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}
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func main() {
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for i:=0; i<len(x); i++ {
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v := x[i].val // input value
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w := big(0) // output value
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f := x[i].from // input type
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t := x[i].to // output type
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i8 = 0; u8 = 0; i16 = 0; u16 = 0
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i32 = 0; u32 = 0; i64 = 0; u64 = 0
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f32 = 0; f64 = 0
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switch f*100 + t {
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default:
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println("missing case", i, v, f, t)
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w = v
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case ti8*100 + ti8:
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i8 = int8(v); i8 = int8(i8); w = big(i8)
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case ti8*100 + tu8:
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i8 = int8(v); u8 = uint8(i8); w = big(u8)
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case ti8*100 + ti16:
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i8 = int8(v); i16 = int16(i8); w = big(i16)
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case ti8*100 + tu16:
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i8 = int8(v); u16 = uint16(i8); w = big(u16)
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case ti8*100 + ti32:
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i8 = int8(v); i32 = int32(i8); w = big(i32)
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case ti8*100 + tu32:
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i8 = int8(v); u32 = uint32(i8); w = big(u32)
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case ti8*100 + ti64:
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i8 = int8(v); i64 = int64(i8); w = big(i64)
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case ti8*100 + tu64:
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i8 = int8(v); u64 = uint64(i8); w = big(u64)
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case ti8*100 + tf32:
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i8 = int8(v); f32 = float32(i8); w = big(f32)
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case ti8*100 + tf64:
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i8 = int8(v); f64 = float64(i8); w = big(f64)
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case tu8*100 + ti8:
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u8 = uint8(v); i8 = int8(u8); w = big(i8)
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case tu8*100 + tu8:
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u8 = uint8(v); u8 = uint8(u8); w = big(u8)
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case tu8*100 + ti16:
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u8 = uint8(v); i16 = int16(u8); w = big(i16)
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case tu8*100 + tu16:
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u8 = uint8(v); u16 = uint16(u8); w = big(u16)
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case tu8*100 + ti32:
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u8 = uint8(v); i32 = int32(u8); w = big(i32)
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case tu8*100 + tu32:
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u8 = uint8(v); u32 = uint32(u8); w = big(u32)
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case tu8*100 + ti64:
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u8 = uint8(v); i64 = int64(u8); w = big(i64)
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case tu8*100 + tu64:
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u8 = uint8(v); u64 = uint64(u8); w = big(u64)
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case tu8*100 + tf32:
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u8 = uint8(v); f32 = float32(u8); w = big(f32)
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case tu8*100 + tf64:
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u8 = uint8(v); f64 = float64(u8); w = big(f64)
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case ti16*100 + ti8:
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i16 = int16(v); i8 = int8(i16); w = big(i8)
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case ti16*100 + tu8:
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i16 = int16(v); u8 = uint8(i16); w = big(u8)
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case ti16*100 + ti16:
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i16 = int16(v); i16 = int16(i16); w = big(i16)
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case ti16*100 + tu16:
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i16 = int16(v); u16 = uint16(i16); w = big(u16)
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case ti16*100 + ti32:
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i16 = int16(v); i32 = int32(i16); w = big(i32)
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case ti16*100 + tu32:
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i16 = int16(v); u32 = uint32(i16); w = big(u32)
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case ti16*100 + ti64:
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i16 = int16(v); i64 = int64(i16); w = big(i64)
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case ti16*100 + tu64:
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i16 = int16(v); u64 = uint64(i16); w = big(u64)
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case ti16*100 + tf32:
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i16 = int16(v); f32 = float32(i16); w = big(f32)
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case ti16*100 + tf64:
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i16 = int16(v); f64 = float64(i16); w = big(f64)
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case tu16*100 + ti8:
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u16 = uint16(v); i8 = int8(u16); w = big(i8)
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case tu16*100 + tu8:
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u16 = uint16(v); u8 = uint8(u16); w = big(u8)
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case tu16*100 + ti16:
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u16 = uint16(v); i16 = int16(u16); w = big(i16)
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case tu16*100 + tu16:
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u16 = uint16(v); u16 = uint16(u16); w = big(u16)
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case tu16*100 + ti32:
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u16 = uint16(v); i32 = int32(u16); w = big(i32)
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case tu16*100 + tu32:
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u16 = uint16(v); u32 = uint32(u16); w = big(u32)
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case tu16*100 + ti64:
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u16 = uint16(v); i64 = int64(u16); w = big(i64)
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case tu16*100 + tu64:
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u16 = uint16(v); u64 = uint64(u16); w = big(u64)
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case tu16*100 + tf32:
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u16 = uint16(v); f32 = float32(u16); w = big(f32)
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case tu16*100 + tf64:
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u16 = uint16(v); f64 = float64(u16); w = big(f64)
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case ti32*100 + ti8:
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i32 = int32(v); i8 = int8(i32); w = big(i8)
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case ti32*100 + tu8:
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i32 = int32(v); u8 = uint8(i32); w = big(u8)
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case ti32*100 + ti16:
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i32 = int32(v); i16 = int16(i32); w = big(i16)
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case ti32*100 + tu16:
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i32 = int32(v); u16 = uint16(i32); w = big(u16)
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case ti32*100 + ti32:
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i32 = int32(v); i32 = int32(i32); w = big(i32)
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case ti32*100 + tu32:
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i32 = int32(v); u32 = uint32(i32); w = big(u32)
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case ti32*100 + ti64:
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i32 = int32(v); i64 = int64(i32); w = big(i64)
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case ti32*100 + tu64:
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i32 = int32(v); u64 = uint64(i32); w = big(u64)
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case ti32*100 + tf32:
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i32 = int32(v); f32 = float32(i32); w = big(f32)
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case ti32*100 + tf64:
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i32 = int32(v); f64 = float64(i32); w = big(f64)
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case tu32*100 + ti8:
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u32 = uint32(v); i8 = int8(u32); w = big(i8)
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case tu32*100 + tu8:
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u32 = uint32(v); u8 = uint8(u32); w = big(u8)
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case tu32*100 + ti16:
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u32 = uint32(v); i16 = int16(u32); w = big(i16)
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case tu32*100 + tu16:
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u32 = uint32(v); u16 = uint16(u32); w = big(u16)
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case tu32*100 + ti32:
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u32 = uint32(v); i32 = int32(u32); w = big(i32)
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case tu32*100 + tu32:
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||||
u32 = uint32(v); u32 = uint32(u32); w = big(u32)
|
||||
case tu32*100 + ti64:
|
||||
u32 = uint32(v); i64 = int64(u32); w = big(i64)
|
||||
case tu32*100 + tu64:
|
||||
u32 = uint32(v); u64 = uint64(u32); w = big(u64)
|
||||
case tu32*100 + tf32:
|
||||
u32 = uint32(v); f32 = float32(u32); w = big(f32)
|
||||
case tu32*100 + tf64:
|
||||
u32 = uint32(v); f64 = float64(u32); w = big(f64)
|
||||
|
||||
case ti64*100 + ti8:
|
||||
i64 = int64(v); i8 = int8(i64); w = big(i8)
|
||||
case ti64*100 + tu8:
|
||||
i64 = int64(v); u8 = uint8(i64); w = big(u8)
|
||||
case ti64*100 + ti16:
|
||||
i64 = int64(v); i16 = int16(i64); w = big(i16)
|
||||
case ti64*100 + tu16:
|
||||
i64 = int64(v); u16 = uint16(i64); w = big(u16)
|
||||
case ti64*100 + ti32:
|
||||
i64 = int64(v); i32 = int32(i64); w = big(i32)
|
||||
case ti64*100 + tu32:
|
||||
i64 = int64(v); u32 = uint32(i64); w = big(u32)
|
||||
case ti64*100 + ti64:
|
||||
i64 = int64(v); i64 = int64(i64); w = big(i64)
|
||||
case ti64*100 + tu64:
|
||||
i64 = int64(v); u64 = uint64(i64); w = big(u64)
|
||||
case ti64*100 + tf32:
|
||||
i64 = int64(v); f32 = float32(i64); w = big(f32)
|
||||
case ti64*100 + tf64:
|
||||
i64 = int64(v); f64 = float64(i64); w = big(f64)
|
||||
|
||||
case tu64*100 + ti8:
|
||||
u64 = uint64(v); i8 = int8(u64); w = big(i8)
|
||||
case tu64*100 + tu8:
|
||||
u64 = uint64(v); u8 = uint8(u64); w = big(u8)
|
||||
case tu64*100 + ti16:
|
||||
u64 = uint64(v); i16 = int16(u64); w = big(i16)
|
||||
case tu64*100 + tu16:
|
||||
u64 = uint64(v); u16 = uint16(u64); w = big(u16)
|
||||
case tu64*100 + ti32:
|
||||
u64 = uint64(v); i32 = int32(u64); w = big(i32)
|
||||
case tu64*100 + tu32:
|
||||
u64 = uint64(v); u32 = uint32(u64); w = big(u32)
|
||||
case tu64*100 + ti64:
|
||||
u64 = uint64(v); i64 = int64(u64); w = big(i64)
|
||||
case tu64*100 + tu64:
|
||||
u64 = uint64(v); u64 = uint64(u64); w = big(u64)
|
||||
case tu64*100 + tf32:
|
||||
u64 = uint64(v); f32 = float32(u64); w = big(f32)
|
||||
case tu64*100 + tf64:
|
||||
u64 = uint64(v); f64 = float64(u64); w = big(f64)
|
||||
|
||||
case tf32*100 + ti8:
|
||||
f32 = float32(v); i8 = int8(f32); w = big(i8)
|
||||
case tf32*100 + tu8:
|
||||
f32 = float32(v); u8 = uint8(f32); w = big(u8)
|
||||
case tf32*100 + ti16:
|
||||
f32 = float32(v); i16 = int16(f32); w = big(i16)
|
||||
case tf32*100 + tu16:
|
||||
f32 = float32(v); u16 = uint16(f32); w = big(u16)
|
||||
case tf32*100 + ti32:
|
||||
f32 = float32(v); i32 = int32(f32); w = big(i32)
|
||||
case tf32*100 + tu32:
|
||||
f32 = float32(v); u32 = uint32(f32); w = big(u32)
|
||||
case tf32*100 + ti64:
|
||||
f32 = float32(v); i64 = int64(f32); w = big(i64)
|
||||
case tf32*100 + tu64:
|
||||
f32 = float32(v); u64 = uint64(f32); w = big(u64)
|
||||
case tf32*100 + tf32:
|
||||
f32 = float32(v); f32 = float32(f32); w = big(f32)
|
||||
case tf32*100 + tf64:
|
||||
f32 = float32(v); f64 = float64(f32); w = big(f64)
|
||||
|
||||
case tf64*100 + ti8:
|
||||
f64 = float64(v); i8 = int8(f64); w = big(i8)
|
||||
case tf64*100 + tu8:
|
||||
f64 = float64(v); u8 = uint8(f64); w = big(u8)
|
||||
case tf64*100 + ti16:
|
||||
f64 = float64(v); i16 = int16(f64); w = big(i16)
|
||||
case tf64*100 + tu16:
|
||||
f64 = float64(v); u16 = uint16(f64); w = big(u16)
|
||||
case tf64*100 + ti32:
|
||||
f64 = float64(v); i32 = int32(f64); w = big(i32)
|
||||
case tf64*100 + tu32:
|
||||
f64 = float64(v); u32 = uint32(f64); w = big(u32)
|
||||
case tf64*100 + ti64:
|
||||
f64 = float64(v); i64 = int64(f64); w = big(i64)
|
||||
case tf64*100 + tu64:
|
||||
f64 = float64(v); u64 = uint64(f64); w = big(u64)
|
||||
case tf64*100 + tf32:
|
||||
f64 = float64(v); f32 = float32(f64); w = big(f32)
|
||||
case tf64*100 + tf64:
|
||||
f64 = float64(v); f64 = float64(f64); w = big(f64)
|
||||
}
|
||||
if v != w { println(i, v, w, f, t) }
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user