import: move bib files to correct path

Moves the files imported from `bootc-image-builder` directly under `pkg`
so they can be imported in reverse. Also fix up any import paths at the
same time.

Signed-off-by: Simon de Vlieger <supakeen@redhat.com>

pkg/progress/syncwriter_test.go

@@ -0,0 +1,44 @@
+package progress_test
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"strings"
+	"sync"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/osbuild/image-builder-cli/pkg/progress"
+)
+
+func TestSyncWriter(t *testing.T) {
+	var mu sync.Mutex
+	var buf bytes.Buffer
+	var wg sync.WaitGroup
+
+	for id := 0; id < 100; id++ {
+		wg.Add(1)
+		w := progress.NewSyncedWriter(&mu, &buf)
+		go func(id int) {
+			defer wg.Done()
+			for i := 0; i < 500; i++ {
+				fmt.Fprintln(w, strings.Repeat(fmt.Sprintf("%v", id%10), 60))
+				time.Sleep(10 * time.Nanosecond)
+			}
+		}(id)
+	}
+	wg.Wait()
+
+	scanner := bufio.NewScanner(&buf)
+	for {
+		if !scanner.Scan() {
+			break
+		}
+		line := scanner.Text()
+		assert.True(t, len(line) == 60, fmt.Sprintf("len %v: line: %v", len(line), line))
+	}
+	assert.NoError(t, scanner.Err())
+}