hunk.code_window:                 this.props.onUploadStart([clientId], channelId);
               }
           }
       }
       keyUpload(e) {
  
hunk.labels: keep keep keep add keep keep keep
hunk.after_edit:         this.props.onFileUploadChange();
  
hunk.file_path: webapp/components/file_upload.jsx
hunk.type: add
file: package imaging
  
  import (
  	"runtime"
  	"testing"
  )
  
  func testParallelN(enabled bool, n, procs int) bool {
  	data := make([]bool, n)
  	before := runtime.GOMAXPROCS(0)
  	runtime.GOMAXPROCS(procs)
  	parallel(n, func(start, end int) {
  		for i := start; i < end; i++ {
  			data[i] = true
  		}
  	})
  	for i := 0; i < n; i++ {
  		if data[i] != true {
  			return false
  		}
  	}
  	runtime.GOMAXPROCS(before)
  	return true
  }
  
  func TestParallel(t *testing.T) {
  	for _, e := range []bool{true, false} {
  		for _, n := range []int{1, 10, 100, 1000} {
  			for _, p := range []int{1, 2, 4, 8, 16, 100} {
  				if testParallelN(e, n, p) != true {
  					t.Errorf("test [parallel %v %d %d] failed", e, n, p)
  				}
  			}
  		}
  	}
  }
  
  func TestClamp(t *testing.T) {
  	td := []struct {
  		f float64
  		u uint8
  	}{
  		{0, 0},
  		{255, 255},
  		{128, 128},
  		{0.49, 0},
  		{0.50, 1},
  		{254.9, 255},
  		{254.0, 254},
  		{256, 255},
  		{2500, 255},
  		{-10, 0},
  		{127.6, 128},
  	}
  
  	for _, d := range td {
  		if clamp(d.f) != d.u {
  			t.Errorf("test [clamp %v %v] failed: %v", d.f, d.u, clamp(d.f))
  		}
  	}
  }
  
  func TestClampint32(t *testing.T) {
  	td := []struct {
  		i int32
  		u uint8
  	}{
  		{0, 0},
  		{255, 255},
  		{128, 128},
  		{256, 255},
  		{2500, 255},
  		{-10, 0},
  	}
  
  	for _, d := range td {
  		if clampint32(d.i) != d.u {
  			t.Errorf("test [clampint32 %v %v] failed: %v", d.i, d.u, clampint32(d.i))
  		}
  	}
  }
  