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test(constraint): unit tests + integration tests + make validate

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This commit is contained in:
Samuel BERTHE 2016-05-20 17:17:38 +02:00
parent cd2100ed84
commit f46accc74d
7 changed files with 362 additions and 40 deletions
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25
types/types.go
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@ -106,6 +106,7 @@ type Constraint struct {
Regex string
}
// NewConstraint receive a string and return a *Constraint, after checking syntax and parsing the constraint expression
func NewConstraint(exp string) (*Constraint, error) {
sep := ""
constraint := &Constraint{}
@ -142,6 +143,7 @@ func (c *Constraint) String() string {
return c.Key + "!=" + c.Regex
}
// MatchConstraintWithAtLeastOneTag tests a constraint for one single service
func (c *Constraint) MatchConstraintWithAtLeastOneTag(tags []string) bool {
for _, tag := range tags {
if glob.Glob(c.Regex, tag) {
@ -165,41 +167,44 @@ func StringToConstraintHookFunc() mapstructure.DecodeHookFunc {
return data, nil
}
if constraint, err := NewConstraint(data.(string)); err != nil {
constraint, err := NewConstraint(data.(string))
if err != nil {
return data, err
} else {
return constraint, nil
}
return constraint, nil
}
}
// Constraints own a pointer on globalConfiguration.Constraints and supports a Set() method (not possible on a slice)
// interface:
type Constraints struct {
value *[]*Constraint
changed bool
}
// Command line
// Set receive a cli argument and add it to globalConfiguration
func (cs *Constraints) Set(value string) error {
exps := strings.Split(value, ",")
if len(exps) == 0 {
return errors.New("Bad Constraint format: " + value)
}
for _, exp := range exps {
if constraint, err := NewConstraint(exp); err != nil {
constraint, err := NewConstraint(exp)
if err != nil {
return err
} else {
*cs.value = append(*cs.value, constraint)
}
*cs.value = append(*cs.value, constraint)
}
return nil
}
func (c *Constraints) Type() string {
// Type exports the Constraints type as a string
func (cs *Constraints) Type() string {
return "constraints"
}
func (c *Constraints) String() string {
return fmt.Sprintln("%v", *c.value)
func (cs *Constraints) String() string {
return fmt.Sprintln("%v", *cs.value)
}
// NewConstraintSliceValue make an alias of []*Constraint to Constraints for the command line