Example #1
0
func makeSnap(c *C, manifest, data string) *Snap {
	tmp := c.MkDir()
	err := os.MkdirAll(filepath.Join(tmp, "meta"), 0755)

	// our regular snap.yaml
	err = ioutil.WriteFile(filepath.Join(tmp, "meta", "snap.yaml"), []byte(manifest), 0644)
	c.Assert(err, IsNil)

	// some data
	err = ioutil.WriteFile(filepath.Join(tmp, "data.bin"), []byte(data), 0644)
	c.Assert(err, IsNil)

	// build it
	cur, _ := os.Getwd()
	snap := New(filepath.Join(cur, "foo.snap"))
	err = snap.Build(tmp)
	c.Assert(err, IsNil)

	return snap
}
Example #2
0
func (s *SquashfsTestSuite) TestBuild(c *C) {
	buildDir := c.MkDir()
	err := os.MkdirAll(filepath.Join(buildDir, "/random/dir"), 0755)
	c.Assert(err, IsNil)
	err = ioutil.WriteFile(filepath.Join(buildDir, "data.bin"), []byte("data"), 0644)
	c.Assert(err, IsNil)

	snap := New(filepath.Join(c.MkDir(), "foo.snap"))
	err = snap.Build(buildDir)
	c.Assert(err, IsNil)

	// unsquashfs writes a funny header like:
	//     "Parallel unsquashfs: Using 1 processor"
	//     "1 inodes (1 blocks) to write"
	outputWithHeader, err := exec.Command("unsquashfs", "-n", "-l", snap.path).Output()
	c.Assert(err, IsNil)
	split := strings.Split(string(outputWithHeader), "\n")
	output := strings.Join(split[3:], "\n")
	c.Assert(string(output), Equals, `squashfs-root
squashfs-root/data.bin
squashfs-root/random
squashfs-root/random/dir
`)
}