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runtime: add more cases to GC info test

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LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews, khr, rlh, rsc
https://golang.org/cl/125420043
This commit is contained in:
Dmitriy Vyukov 2014-08-18 22:21:55 +04:00
parent 1a8c00ea21
commit 159926236c
1 changed files with 23 additions and 1 deletions
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24
src/pkg/runtime/gcinfo_test.go
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@ -16,26 +16,33 @@ func TestGCInfo(t *testing.T) {
verifyGCInfo(t, "bss PtrScalar", &bssPtrScalar, nonStackInfo(infoPtrScalar))
verifyGCInfo(t, "bss Complex", &bssComplex, nonStackInfo(infoComplex()))
verifyGCInfo(t, "bss string", &bssString, nonStackInfo(infoString))
verifyGCInfo(t, "bss slice", &bssSlice, nonStackInfo(infoSlice))
verifyGCInfo(t, "bss eface", &bssEface, nonStackInfo(infoEface))
verifyGCInfo(t, "bss iface", &bssIface, nonStackInfo(infoIface))
verifyGCInfo(t, "data ScalarPtr", &dataScalarPtr, nonStackInfo(infoScalarPtr))
verifyGCInfo(t, "data PtrScalar", &dataPtrScalar, nonStackInfo(infoPtrScalar))
verifyGCInfo(t, "data Complex", &dataComplex, nonStackInfo(infoComplex()))
verifyGCInfo(t, "data string", &dataString, nonStackInfo(infoString))
verifyGCInfo(t, "data slice", &dataSlice, nonStackInfo(infoSlice))
verifyGCInfo(t, "data eface", &dataEface, nonStackInfo(infoEface))
verifyGCInfo(t, "data iface", &dataIface, nonStackInfo(infoIface))
verifyGCInfo(t, "stack ScalarPtr", new(ScalarPtr), infoScalarPtr)
verifyGCInfo(t, "stack PtrScalar", new(PtrScalar), infoPtrScalar)
verifyGCInfo(t, "stack Complex", new(Complex), infoComplex())
verifyGCInfo(t, "stack string", new(string), infoString)
verifyGCInfo(t, "stack slice", new([]string), infoSlice)
verifyGCInfo(t, "stack eface", new(interface{}), infoEface)
verifyGCInfo(t, "stack iface", new(Iface), infoIface)
for i := 0; i < 3; i++ {
for i := 0; i < 10; i++ {
verifyGCInfo(t, "heap ScalarPtr", escape(new(ScalarPtr)), nonStackInfo(infoScalarPtr))
verifyGCInfo(t, "heap PtrScalar", escape(new(PtrScalar)), nonStackInfo(infoPtrScalar))
verifyGCInfo(t, "heap Complex", escape(new(Complex)), nonStackInfo(infoComplex()))
verifyGCInfo(t, "heap string", escape(new(string)), nonStackInfo(infoString))
verifyGCInfo(t, "heap eface", escape(new(interface{})), nonStackInfo(infoEface))
verifyGCInfo(t, "heap iface", escape(new(Iface)), nonStackInfo(infoIface))
}
}
@ -147,21 +154,36 @@ func infoComplex() []byte {
}
}
type Iface interface {
f()
}
type IfaceImpl int
func (IfaceImpl) f() {
}
var (
// BSS
bssScalarPtr ScalarPtr
bssPtrScalar PtrScalar
bssComplex Complex
bssString string
bssSlice []string
bssEface interface{}
bssIface Iface
// DATA
dataScalarPtr = ScalarPtr{q: 1}
dataPtrScalar = PtrScalar{w: 1}
dataComplex = Complex{w: 1}
dataString = "foo"
dataSlice = []string{"foo"}
dataEface interface{} = 42
dataIface Iface = IfaceImpl(42)
infoString = []byte{BitsMultiWord, BitsString}
infoSlice = []byte{BitsMultiWord, BitsSlice, BitsDead}
infoEface = []byte{BitsMultiWord, BitsEface}
infoIface = []byte{BitsMultiWord, BitsIface}
)