moby/buildfile_test.go
2013-07-11 17:59:25 -07:00

113 lines
2.3 KiB
Go

package docker
import (
"fmt"
"io/ioutil"
"testing"
)
// mkTestContext generates a build context from the contents of the provided dockerfile.
// This context is suitable for use as an argument to BuildFile.Build()
func mkTestContext(dockerfile string, files [][2]string, t *testing.T) Archive {
context, err := mkBuildContext(fmt.Sprintf(dockerfile, unitTestImageID), files)
if err != nil {
t.Fatal(err)
}
return context
}
// A testContextTemplate describes a build context and how to test it
type testContextTemplate struct {
// Contents of the Dockerfile
dockerfile string
// Additional files in the context, eg [][2]string{"./passwd", "gordon"}
files [][2]string
}
// A table of all the contexts to build and test.
// A new docker runtime will be created and torn down for each context.
var testContexts = []testContextTemplate{
{
`
from %s
run sh -c 'echo root:testpass > /tmp/passwd'
run mkdir -p /var/run/sshd
run [ "$(cat /tmp/passwd)" = "root:testpass" ]
run [ "$(ls -d /var/run/sshd)" = "/var/run/sshd" ]
`,
nil,
},
{
`
from %s
add foo /usr/lib/bla/bar
run [ "$(cat /usr/lib/bla/bar)" = 'hello world!' ]
`,
[][2]string{{"foo", "hello world!"}},
},
{
`
from %s
add f /
run [ "$(cat /f)" = "hello" ]
add f /abc
run [ "$(cat /abc)" = "hello" ]
add f /x/y/z
run [ "$(cat /x/y/z)" = "hello" ]
add f /x/y/d/
run [ "$(cat /x/y/d/f)" = "hello" ]
add d /
run [ "$(cat /ga)" = "bu" ]
add d /somewhere
run [ "$(cat /somewhere/ga)" = "bu" ]
add d /anotherplace/
run [ "$(cat /anotherplace/ga)" = "bu" ]
add d /somewheeeere/over/the/rainbooow
run [ "$(cat /somewheeeere/over/the/rainbooow/ga)" = "bu" ]
`,
[][2]string{
{"f", "hello"},
{"d/ga", "bu"},
},
},
{
`
from %s
env FOO BAR
run [ "$FOO" = "BAR" ]
`,
nil,
},
{
`
from %s
ENTRYPOINT /bin/echo
CMD Hello world
`,
nil,
},
}
// FIXME: test building with 2 successive overlapping ADD commands
func TestBuild(t *testing.T) {
for _, ctx := range testContexts {
runtime := mkRuntime(t)
defer nuke(runtime)
srv := &Server{
runtime: runtime,
pullingPool: make(map[string]struct{}),
pushingPool: make(map[string]struct{}),
}
buildfile := NewBuildFile(srv, ioutil.Discard)
if _, err := buildfile.Build(mkTestContext(ctx.dockerfile, ctx.files, t)); err != nil {
t.Fatal(err)
}
}
}