Checksumming files.

utils/checksum_test.go

@@ -0,0 +1,32 @@
+package utils
+
+import (
+	"io/ioutil"
+	. "launchpad.net/gocheck"
+	"os"
+)
+
+type ChecksumSuite struct {
+	tempfile *os.File
+}
+
+var _ = Suite(&ChecksumSuite{})
+
+func (s *ChecksumSuite) SetUpTest(c *C) {
+	s.tempfile, _ = ioutil.TempFile(c.MkDir(), "aptly-test")
+	s.tempfile.WriteString("Quick brown fox jumps over black dog and runs away... Really far away... who knows?")
+}
+
+func (s *ChecksumSuite) TearDownTest(c *C) {
+	s.tempfile.Close()
+}
+
+func (s *ChecksumSuite) TestChecksum(c *C) {
+	info, err := ChecksumsForFile(s.tempfile.Name())
+
+	c.Assert(err, IsNil)
+	c.Check(info.Size, Equals, int64(83))
+	c.Check(info.MD5, Equals, "43470766afbfdca292440eecdceb80fb")
+	c.Check(info.SHA1, Equals, "1743f8408261b4f1eff88e0fca15a7077223fa79")
+	c.Check(info.SHA256, Equals, "f2775692fd3b70bd0faa4054b7afa92d427bf994cd8629741710c4864ee4dc95")
+}