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Better names for helper maps

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This commit is contained in:
Bryan Boreham 2020-11-10 21:04:12 +00:00
parent c357432a46
commit c2329cf225
1 changed files with 12 additions and 12 deletions
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24
src/testing/testing.go
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@ -391,8 +391,8 @@ type common struct {
failed bool // Test or benchmark has failed.
skipped bool // Test of benchmark has been skipped.
done bool // Test is finished and all subtests have completed.
helpersPCs map[uintptr]struct{} // functions to be skipped when writing file/line info
helpers map[string]struct{} // helpersPCs converted to function names
helperPCs map[uintptr]struct{} // functions to be skipped when writing file/line info
helperNames map[string]struct{} // helperPCs converted to function names
cleanups []func() // optional functions to be called at the end of the test
cleanupName string // Name of the cleanup function.
cleanupPc []uintptr // The stack trace at the point where Cleanup was called.
@ -510,7 +510,7 @@ func (c *common) frameSkip(skip int) runtime.Frame {
}
return prevFrame
}
if _, ok := c.helpers[frame.Function]; !ok {
if _, ok := c.helperNames[frame.Function]; !ok {
// Found a frame that wasn't inside a helper function.
return frame
}
@ -523,10 +523,10 @@ func (c *common) frameSkip(skip int) runtime.Frame {
// This function must be called with c.mu held.
func (c *common) decorate(s string, skip int) string {
// If more helper PCs have been added since we last did the conversion
if c.helpers == nil {
c.helpers = make(map[string]struct{})
for pc := range c.helpersPCs {
c.helpers[pcToName(pc)] = struct{}{}
if c.helperNames == nil {
c.helperNames = make(map[string]struct{})
for pc := range c.helperPCs {
c.helperNames[pcToName(pc)] = struct{}{}
}
}
@ -862,8 +862,8 @@ func (c *common) Skipped() bool {
func (c *common) Helper() {
c.mu.Lock()
defer c.mu.Unlock()
if c.helpersPCs == nil {
c.helpersPCs = make(map[uintptr]struct{})
if c.helperPCs == nil {
c.helperPCs = make(map[uintptr]struct{})
}
// repeating code from callerName here to save walking a stack frame
var pc [1]uintptr
@ -871,9 +871,9 @@ func (c *common) Helper() {
if n == 0 {
panic("testing: zero callers found")
}
if _, found := c.helpersPCs[pc[0]]; !found {
c.helpersPCs[pc[0]] = struct{}{}
c.helpers = nil // map will be recreated next time it is needed
if _, found := c.helperPCs[pc[0]]; !found {
c.helperPCs[pc[0]] = struct{}{}
c.helperNames = nil // map will be recreated next time it is needed
}
}