services/keepstore/collision_test.go

   1 package main
   2
   3 import (
   4         "bytes"
   5         "testing"
   6         "testing/iotest"
   7
   8         check "gopkg.in/check.v1"
   9 )
  10
  11 // Gocheck boilerplate
  12 func Test(t *testing.T) {
  13         check.TestingT(t)
  14 }
  15
  16 var _ = check.Suite(&CollisionSuite{})
  17
  18 type CollisionSuite struct{}
  19
  20 func (s *CollisionSuite) TestCollisionOrCorrupt(c *check.C) {
  21         fooMD5 := "acbd18db4cc2f85cedef654fccc4a4d8"
  22
  23         c.Check(collisionOrCorrupt(fooMD5, []byte{'f'}, []byte{'o'}, bytes.NewBufferString("o")),
  24                 check.Equals, CollisionError)
  25         c.Check(collisionOrCorrupt(fooMD5, []byte{'f'}, nil, bytes.NewBufferString("oo")),
  26                 check.Equals, CollisionError)
  27         c.Check(collisionOrCorrupt(fooMD5, []byte{'f'}, []byte{'o', 'o'}, nil),
  28                 check.Equals, CollisionError)
  29         c.Check(collisionOrCorrupt(fooMD5, nil, []byte{}, bytes.NewBufferString("foo")),
  30                 check.Equals, CollisionError)
  31         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'o', 'o'}, nil, bytes.NewBufferString("")),
  32                 check.Equals, CollisionError)
  33         c.Check(collisionOrCorrupt(fooMD5, nil, nil, iotest.NewReadLogger("foo: ", iotest.DataErrReader(iotest.OneByteReader(bytes.NewBufferString("foo"))))),
  34                 check.Equals, CollisionError)
  35
  36         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'o', 'o'}, nil, bytes.NewBufferString("bar")),
  37                 check.Equals, DiskHashError)
  38         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'o'}, nil, nil),
  39                 check.Equals, DiskHashError)
  40         c.Check(collisionOrCorrupt(fooMD5, []byte{}, nil, bytes.NewBufferString("")),
  41                 check.Equals, DiskHashError)
  42         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'O'}, nil, bytes.NewBufferString("o")),
  43                 check.Equals, DiskHashError)
  44         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'O', 'o'}, nil, nil),
  45                 check.Equals, DiskHashError)
  46         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'o'}, []byte{'O'}, nil),
  47                 check.Equals, DiskHashError)
  48         c.Check(collisionOrCorrupt(fooMD5, []byte{'f', 'o'}, nil, bytes.NewBufferString("O")),
  49                 check.Equals, DiskHashError)
  50
  51         c.Check(collisionOrCorrupt(fooMD5, []byte{}, nil, iotest.TimeoutReader(iotest.OneByteReader(bytes.NewBufferString("foo")))),
  52                 check.Equals, iotest.ErrTimeout)
  53 }