tlog.app/go/loc@v0.6.2-0.20231112073106-b6382a0ac518/print_stack_test.go (about)

     1  package loc
     2  
     3  import (
     4  	"runtime"
     5  	"testing"
     6  )
     7  
     8  func TestPrintStack(t *testing.T) {
     9  	inline3var = inline3
    10  
    11  	func() {
    12  		inline2(t)
    13  	}()
    14  }
    15  
    16  var inline3var func(*testing.T)
    17  
    18  func inline2(t *testing.T) {
    19  	inline3var(t)
    20  }
    21  
    22  func inline3(t *testing.T) {
    23  	defer func() { //nolint:gocritic
    24  		var pcsbuf [6]PC
    25  
    26  		pcs := CallersFill(0, pcsbuf[:])
    27  
    28  		for _, pc := range pcs {
    29  			n, f, l := pc.NameFileLine()
    30  
    31  			t.Logf("location %x  %v %v %v", uintptr(pc), n, f, l)
    32  		}
    33  
    34  		var fpcs [6]uintptr
    35  		n := runtime.Callers(1, fpcs[:])
    36  
    37  		fr := runtime.CallersFrames(fpcs[:n])
    38  
    39  		for {
    40  			f, more := fr.Next()
    41  
    42  			t.Logf("runtime  %x  %v %v %v", f.PC, f.Function, f.File, f.Line)
    43  
    44  			if !more {
    45  				break
    46  			}
    47  		}
    48  	}()
    49  }