From 1392b6caa8f782a335e109fcce39cabbd82a536d Mon Sep 17 00:00:00 2001
From: Thomas Friedel <tomee6@gmail.com>
Date: Mon, 6 Aug 2018 17:17:04 +0200
Subject: [PATCH] added two more tests

---
 canvas_test.go        |  52 ++++++++++++++++++++++++++++++++++++++++++
 testimages/Alpha.png  | Bin 0 -> 1212 bytes
 testimages/Curves.png | Bin 0 -> 641 bytes
 3 files changed, 52 insertions(+)
 create mode 100755 testimages/Alpha.png
 create mode 100755 testimages/Curves.png

diff --git a/canvas_test.go b/canvas_test.go
index 164f7a5..d3d4c27 100644
--- a/canvas_test.go
+++ b/canvas_test.go
@@ -237,3 +237,55 @@ func TestLineDash(t *testing.T) {
 		}
 	})
 }
+
+func TestCurves(t *testing.T) {
+	run(t, func(cv *canvas.Canvas) {
+		cv.SetStrokeStyle("#00F")
+		cv.SetLineWidth(2.5)
+		cv.BeginPath()
+		cv.Arc(30, 30, 15, 0, 4, false)
+		cv.ClosePath()
+		cv.MoveTo(30, 70)
+		cv.LineTo(40, 70)
+		cv.ArcTo(50, 70, 50, 55, 5)
+		cv.ArcTo(50, 40, 55, 40, 5)
+		cv.QuadraticCurveTo(70, 40, 80, 60)
+		cv.BezierCurveTo(70, 80, 60, 80, 50, 90)
+		cv.Stroke()
+	})
+}
+
+func TestAlpha(t *testing.T) {
+	run(t, func(cv *canvas.Canvas) {
+		cv.SetStrokeStyle("#F00")
+		cv.SetLineWidth(2.5)
+		cv.BeginPath()
+		cv.Arc(30, 30, 15, 0, 4, false)
+		cv.ClosePath()
+		cv.MoveTo(30, 70)
+		cv.LineTo(40, 70)
+		cv.ArcTo(50, 70, 50, 55, 5)
+		cv.ArcTo(50, 40, 55, 40, 5)
+		cv.QuadraticCurveTo(70, 40, 80, 60)
+		cv.BezierCurveTo(70, 80, 60, 80, 50, 90)
+		cv.Stroke()
+
+		cv.SetStrokeStyle("#0F08")
+		cv.SetLineWidth(5)
+		cv.BeginPath()
+		cv.MoveTo(10, 10)
+		cv.LineTo(90, 90)
+		cv.LineTo(90, 10)
+		cv.LineTo(10, 90)
+		cv.ClosePath()
+		cv.Stroke()
+
+		cv.SetGlobalAlpha(0.5)
+		cv.SetStrokeStyle("#FFF8")
+		cv.SetLineWidth(8)
+		cv.BeginPath()
+		cv.MoveTo(50, 10)
+		cv.LineTo(50, 90)
+		cv.Stroke()
+	})
+}
diff --git a/testimages/Alpha.png b/testimages/Alpha.png
new file mode 100755
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diff --git a/testimages/Curves.png b/testimages/Curves.png
new file mode 100755
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GIT binary patch
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