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net/art: add debug hooks to strideTable
Updates #7781 Signed-off-by: David Anderson <danderson@tailscale.com>
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parent
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@ -13,6 +13,11 @@ import (
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"strings"
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"strings"
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)
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)
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const (
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debugStrideInsert = false
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debugStrideDelete = false
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)
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// strideEntry is a strideTable entry.
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// strideEntry is a strideTable entry.
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type strideEntry[T any] struct {
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type strideEntry[T any] struct {
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// prefixIndex is the prefixIndex(...) value that caused this stride entry's
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// prefixIndex is the prefixIndex(...) value that caused this stride entry's
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@ -52,11 +52,15 @@ func TestStrideTableInsert(t *testing.T) {
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slow := slowTable[int]{pfxs}
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slow := slowTable[int]{pfxs}
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fast := strideTable[int]{}
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fast := strideTable[int]{}
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t.Logf("slow table:\n%s", slow.String())
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if debugStrideInsert {
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t.Logf("slow table:\n%s", slow.String())
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}
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for _, pfx := range pfxs {
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for _, pfx := range pfxs {
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fast.insert(pfx.addr, pfx.len, pfx.val)
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fast.insert(pfx.addr, pfx.len, pfx.val)
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t.Logf("after insert %d/%d:\n%s", pfx.addr, pfx.len, fast.tableDebugString())
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if debugStrideInsert {
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t.Logf("after insert %d/%d:\n%s", pfx.addr, pfx.len, fast.tableDebugString())
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}
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}
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}
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for i := 0; i < 256; i++ {
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for i := 0; i < 256; i++ {
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@ -122,11 +126,15 @@ func TestStrideTableDelete(t *testing.T) {
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slow := slowTable[int]{pfxs}
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slow := slowTable[int]{pfxs}
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fast := strideTable[int]{}
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fast := strideTable[int]{}
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t.Logf("slow table:\n%s", slow.String())
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if debugStrideDelete {
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t.Logf("slow table:\n%s", slow.String())
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}
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for _, pfx := range pfxs {
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for _, pfx := range pfxs {
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fast.insert(pfx.addr, pfx.len, pfx.val)
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fast.insert(pfx.addr, pfx.len, pfx.val)
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t.Logf("after insert %d/%d:\n%s", pfx.addr, pfx.len, fast.tableDebugString())
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if debugStrideDelete {
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t.Logf("after insert %d/%d:\n%s", pfx.addr, pfx.len, fast.tableDebugString())
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}
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}
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}
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toDelete := pfxs[:50]
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toDelete := pfxs[:50]
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