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package recipe_test
import (
"github.com/go-debos/debos/recipe"
"github.com/stretchr/testify/assert"
"io/ioutil"
"os"
"testing"
)
type testRecipe struct {
recipe string
err string
}
// Test if incorrect file has been passed
func TestParse_incorrect_file(t *testing.T) {
var err error
var tests = []struct {
filename string
err string
}{
{
"non-existing.yaml",
"open non-existing.yaml: no such file or directory",
},
{
"/proc",
"read /proc: is a directory",
},
}
for _, test := range tests {
r := recipe.Recipe{}
err = r.Parse(test.filename)
assert.EqualError(t, err, test.err)
}
}
// Check common recipe syntax
func TestParse_syntax(t *testing.T) {
var tests = []testRecipe{
// Test if all actions are supported
{`
architecture: arm64
actions:
- action: apt
- action: debootstrap
- action: download
- action: filesystem-deploy
- action: image-partition
- action: ostree-commit
- action: ostree-deploy
- action: overlay
- action: pack
- action: raw
- action: run
- action: unpack
`,
"", // Do not expect failure
},
// Test of unknown action in list
{`
architecture: arm64
actions:
- action: test_unknown_action
`,
"Unknown action: test_unknown_action",
},
// Test if 'architecture' property absence
{`
actions:
- action: raw
`,
"Recipe file must have 'architecture' property",
},
// Test if no actions listed
{`
architecture: arm64
`,
"Recipe file must have at least one action",
},
// Test of wrong syntax in Yaml
{`wrong`,
"yaml: unmarshal errors:\n line 1: cannot unmarshal !!str `wrong` into recipe.Recipe",
},
// Test if no actions listed
{`
architecture: arm64
`,
"Recipe file must have at least one action",
},
}
for _, test := range tests {
runTest(t, test)
}
}
// Check template engine
func TestParse_template(t *testing.T) {
var test = testRecipe{
// Test template variables
`
{{ $action:= or .action "download" }}
architecture: arm64
actions:
- action: {{ $action }}
`,
"", // Do not expect failure
}
{ // Test of embedded template
r := runTest(t, test)
assert.Equalf(t, r.Actions[0].String(), "download",
"Fail to use embedded variable definition from recipe:%s\n",
test.recipe)
}
{ // Test of user-defined template variable
var templateVars = map[string]string{
"action": "pack",
}
r := runTest(t, test, templateVars)
assert.Equalf(t, r.Actions[0].String(), "pack",
"Fail to redefine variable with user-defined map:%s\n",
test.recipe)
}
}
// Test of 'sector' function embedded to recipe package
func TestParse_sector(t *testing.T) {
var testSector = testRecipe{
// Fail with unknown action
`
architecture: arm64
actions:
- action: {{ sector 42 }}
`,
"Unknown action: 21504",
}
runTest(t, testSector)
}
func runTest(t *testing.T, test testRecipe, templateVars ...map[string]string) recipe.Recipe {
file, err := ioutil.TempFile(os.TempDir(), "recipe")
assert.Empty(t, err)
defer os.Remove(file.Name())
file.WriteString(test.recipe)
file.Close()
r := recipe.Recipe{}
if len(templateVars) == 0 {
err = r.Parse(file.Name())
} else {
err = r.Parse(file.Name(), templateVars[0])
}
failed := false
if len(test.err) > 0 {
// Expected error?
failed = !assert.EqualError(t, err, test.err)
} else {
// Unexpected error
failed = !assert.Empty(t, err)
}
if failed {
t.Logf("Failed recipe:%s\n", test.recipe)
}
return r
}
|
