1 files changed, 59 insertions, 0 deletions
diff --git a/vendor/github.com/golang/freetype/freetype_test.go b/vendor/github.com/golang/freetype/freetype_test.go
new file mode 100644
index 000000000..348c411ab
--- /dev/null
+++ b/vendor/github.com/golang/freetype/freetype_test.go
@@ -0,0 +1,59 @@
+// Copyright 2012 The Freetype-Go Authors. All rights reserved.
+// Use of this source code is governed by your choice of either the
+// FreeType License or the GNU General Public License version 2 (or
+// any later version), both of which can be found in the LICENSE file.
+
+package freetype
+
+import (
+	"image"
+	"image/draw"
+	"io/ioutil"
+	"runtime"
+	"strings"
+	"testing"
+)
+
+func BenchmarkDrawString(b *testing.B) {
+	data, err := ioutil.ReadFile("licenses/gpl.txt")
+	if err != nil {
+		b.Fatal(err)
+	}
+	lines := strings.Split(string(data), "\n")
+
+	data, err = ioutil.ReadFile("testdata/luxisr.ttf")
+	if err != nil {
+		b.Fatal(err)
+	}
+	f, err := ParseFont(data)
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	dst := image.NewRGBA(image.Rect(0, 0, 800, 600))
+	draw.Draw(dst, dst.Bounds(), image.White, image.ZP, draw.Src)
+
+	c := NewContext()
+	c.SetDst(dst)
+	c.SetClip(dst.Bounds())
+	c.SetSrc(image.Black)
+	c.SetFont(f)
+
+	var ms runtime.MemStats
+	runtime.ReadMemStats(&ms)
+	mallocs := ms.Mallocs
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		for j, line := range lines {
+			_, err := c.DrawString(line, Pt(0, (j*16)%600))
+			if err != nil {
+				b.Fatal(err)
+			}
+		}
+	}
+	b.StopTimer()
+	runtime.ReadMemStats(&ms)
+	mallocs = ms.Mallocs - mallocs
+	b.Logf("%d iterations, %d mallocs per iteration\n", b.N, int(mallocs)/b.N)
+}