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New constraints management.

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Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com>
This commit is contained in:
Ludovic Fernandez 2019-06-21 09:24:04 +02:00 • committed by Traefiker Bot
parent e9792b446f
commit fe68e9e243
40 changed files with 658 additions and 630 deletions
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204
pkg/provider/constraints/constraints_test.go Normal file
View file

@ -0,0 +1,204 @@
package constraints
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMatch(t *testing.T) {
testCases := []struct {
expr string
labels map[string]string
expected bool
expectedErr bool
}{
{
expr: `Label("hello", "world")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: true,
},
{
expr: `Label("hello", "worlds")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `Label("hi", "world")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `!Label("hello", "world")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `Label("hello", "world") && Label("foo", "bar")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: true,
},
{
expr: `Label("hello", "worlds") && Label("foo", "bar")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `Label("hello", "world") && !Label("foo", "bar")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `Label("hello", "world") || Label("foo", "bar")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: true,
},
{
expr: `Label("hello", "worlds") || Label("foo", "bar")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: true,
},
{
expr: `Label("hello", "world") || !Label("foo", "bar")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: true,
},
{
expr: `Label("hello")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expectedErr: true,
},
{
expr: `Foo("hello")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expectedErr: true,
},
{
expr: `Label("hello", "bar")`,
expected: false,
},
{
expr: ``,
expected: true,
},
{
expr: `MarathonConstraint("bar")`,
labels: map[string]string{
"hello": "world",
MarathonConstraintPrefix + "-1": "bar",
MarathonConstraintPrefix + "-2": "foo",
},
expected: true,
},
{
expr: `MarathonConstraint("bur")`,
labels: map[string]string{
"hello": "world",
MarathonConstraintPrefix + "-1": "bar",
MarathonConstraintPrefix + "-2": "foo",
},
expected: false,
},
{
expr: `Label("hello", "world") && MarathonConstraint("bar")`,
labels: map[string]string{
"hello": "world",
MarathonConstraintPrefix + "-1": "bar",
MarathonConstraintPrefix + "-2": "foo",
},
expected: true,
},
{
expr: `LabelRegex("hello", "w\\w+")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: true,
},
{
expr: `LabelRegex("hello", "w\\w+s")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `LabelRegex("hi", "w\\w+")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `!LabelRegex("hello", "w\\w+")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
{
expr: `LabelRegex("hello", "w(\\w+")`,
labels: map[string]string{
"hello": "world",
"foo": "bar",
},
expected: false,
},
}
for _, test := range testCases {
test := test
t.Run(test.expr, func(t *testing.T) {
t.Parallel()
matches, err := Match(test.labels, test.expr)
if test.expectedErr {
require.Error(t, err)
} else {
require.NoError(t, err)
}
assert.Equal(t, test.expected, matches)
})
}
}