From e38cac8e3beeaaf41c79c9373182acf60ea304f0 Mon Sep 17 00:00:00 2001
From: Sasha Koshka <sashakoshka@tebibyte.media>
Date: Thu, 19 Sep 2024 21:05:18 -0400
Subject: [PATCH] Benchmark text flow

---
 flow_test.go | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 flow_test.go

diff --git a/flow_test.go b/flow_test.go
new file mode 100644
index 0000000..3cfbd0a
--- /dev/null
+++ b/flow_test.go
@@ -0,0 +1,38 @@
+package typeset
+
+import "testing"
+import "golang.org/x/image/math/fixed"
+import "golang.org/x/image/font/basicfont"
+
+func BenchmarkFlowLipsumLeftTop (benchmark *testing.B) {
+	benchmarkFlow(benchmark, false, AlignStart, AlignStart)
+}
+
+func BenchmarkFlowLipsumWrapLeftTop (benchmark *testing.B) {
+	benchmarkFlow(benchmark, true, AlignStart, AlignStart)
+}
+
+func BenchmarkFlowLipsumCenterTop (benchmark *testing.B) {
+	benchmarkFlow(benchmark, false, AlignMiddle, AlignStart)
+}
+
+func BenchmarkFlowLipsumWrapCenterTop (benchmark *testing.B) {
+	benchmarkFlow(benchmark, true, AlignMiddle, AlignStart)
+}
+
+func BenchmarkFlowLipsumWrapJustifyTop (benchmark *testing.B) {
+	benchmarkFlow(benchmark, true, AlignEven, AlignStart)
+}
+
+func benchmarkFlow (benchmark *testing.B, wrap bool, xAlign, yAlign Align) {
+	_, tokens := parseString(lipsumLt)
+	benchmark.ReportAllocs()
+	benchmark.ResetTimer()
+	for i := 0; i < benchmark.N; i ++ {
+		reflow (
+			tokens,
+			basicfont.Face7x13,
+			fixed.P(256, 256),
+			wrap, xAlign, yAlign)
+	}
+}