1 files changed, 58 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/goamz/goamz/aws/attempt_test.go b/Godeps/_workspace/src/github.com/goamz/goamz/aws/attempt_test.go
new file mode 100644
index 000000000..8ba497715
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/goamz/goamz/aws/attempt_test.go
@@ -0,0 +1,58 @@
+package aws_test
+
+import (
+	"time"
+
+	"github.com/goamz/goamz/aws"
+	. "gopkg.in/check.v1"
+)
+
+func (S) TestAttemptTiming(c *C) {
+	testAttempt := aws.AttemptStrategy{
+		Total: 0.25e9,
+		Delay: 0.1e9,
+	}
+	want := []time.Duration{0, 0.1e9, 0.2e9, 0.2e9}
+	got := make([]time.Duration, 0, len(want)) // avoid allocation when testing timing
+	t0 := time.Now()
+	for a := testAttempt.Start(); a.Next(); {
+		got = append(got, time.Now().Sub(t0))
+	}
+	got = append(got, time.Now().Sub(t0))
+	c.Assert(got, HasLen, len(want))
+	const margin = 0.01e9
+	for i, got := range want {
+		lo := want[i] - margin
+		hi := want[i] + margin
+		if got < lo || got > hi {
+			c.Errorf("attempt %d want %g got %g", i, want[i].Seconds(), got.Seconds())
+		}
+	}
+}
+
+func (S) TestAttemptNextHasNext(c *C) {
+	a := aws.AttemptStrategy{}.Start()
+	c.Assert(a.Next(), Equals, true)
+	c.Assert(a.Next(), Equals, false)
+
+	a = aws.AttemptStrategy{}.Start()
+	c.Assert(a.Next(), Equals, true)
+	c.Assert(a.HasNext(), Equals, false)
+	c.Assert(a.Next(), Equals, false)
+
+	a = aws.AttemptStrategy{Total: 2e8}.Start()
+	c.Assert(a.Next(), Equals, true)
+	c.Assert(a.HasNext(), Equals, true)
+	time.Sleep(2e8)
+	c.Assert(a.HasNext(), Equals, true)
+	c.Assert(a.Next(), Equals, true)
+	c.Assert(a.Next(), Equals, false)
+
+	a = aws.AttemptStrategy{Total: 1e8, Min: 2}.Start()
+	time.Sleep(1e8)
+	c.Assert(a.Next(), Equals, true)
+	c.Assert(a.HasNext(), Equals, true)
+	c.Assert(a.Next(), Equals, true)
+	c.Assert(a.HasNext(), Equals, false)
+	c.Assert(a.Next(), Equals, false)
+}