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[goss-org#355] Pivot to pure semver Matcher
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,24 +1,15 @@ | ||
| --- | ||
| alpine3: | ||
| packages_bash: | ||
| bash: null | ||
| packages_apache: | ||
| packages: | ||
| apache2: "2.4.27-r1" | ||
| arch: | ||
| packages_bash: | ||
| bash: null | ||
| packages_apache: | ||
| packages: | ||
| centos7: | ||
| packages_bash: | ||
| bash: null | ||
| packages_apache: | ||
| packages: | ||
| httpd: "2.4.6" | ||
| precise: | ||
| packages_bash: | ||
| bash: null | ||
| packages_apache: | ||
| packages: | ||
| apache2: "2.2.22-1ubuntu1.11" | ||
| wheezy: | ||
| packages_bash: | ||
| packages_apache: | ||
| packages: | ||
| apache2: "2.2.22-13+deb7u13" |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| package matchers | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "reflect" | ||
|
|
||
| "github.com/blang/semver" | ||
| "github.com/onsi/gomega/format" | ||
| "github.com/onsi/gomega/types" | ||
| ) | ||
|
|
||
| func BeSemverConstraint(constraint interface{}) types.GomegaMatcher { | ||
| return &BeSemverConstraintMatcher{ | ||
| Constraint: constraint, | ||
| } | ||
| } | ||
|
|
||
| type BeSemverConstraintMatcher struct { | ||
| Constraint interface{} | ||
| } | ||
|
|
||
| func (matcher *BeSemverConstraintMatcher) Match(actual interface{}) (success bool, err error) { | ||
| constraint, ok := toConstraint(matcher.Constraint) | ||
| if !ok { | ||
| return false, fmt.Errorf("Expected a valid semver constraint. Got:\n%s", format.Object(matcher.Constraint, 1)) | ||
| } | ||
|
|
||
| actualSlice, ok := toVersions(actual) | ||
| if !ok { | ||
| return false, fmt.Errorf("Expected a single or list of semver valid version(s). Got:\n%s", format.Object(actual, 1)) | ||
| } | ||
|
|
||
| for _, v := range actualSlice { | ||
| if !constraint(*v) { | ||
| return false, nil | ||
| } | ||
| } | ||
|
|
||
| return true, nil | ||
| } | ||
|
|
||
| func (matcher *BeSemverConstraintMatcher) FailureMessage(actual interface{}) (message string) { | ||
| return format.Message(actual, fmt.Sprintf("to be %s", matcher.Constraint)) | ||
| } | ||
|
|
||
| func (matcher *BeSemverConstraintMatcher) NegatedFailureMessage(actual interface{}) (message string) { | ||
| return format.Message(actual, fmt.Sprintf("not to be %s", matcher.Constraint)) | ||
| } | ||
|
|
||
| func toConstraint(in interface{}) (semver.Range, bool) { | ||
| str, ok := in.(string) | ||
| if !ok { | ||
| return nil, false | ||
| } | ||
|
|
||
| out, err := semver.ParseRange(str) | ||
| return out, err == nil | ||
| } | ||
|
|
||
| func toVersion(in interface{}) (*semver.Version, bool) { | ||
| str, ok := in.(string) | ||
| if !ok { | ||
| return nil, false | ||
| } | ||
|
|
||
| v, err := semver.Parse(str) | ||
| if err != nil { | ||
| return nil, false | ||
| } | ||
|
|
||
| return &v, true | ||
| } | ||
|
|
||
| func toVersions(in interface{}) ([]*semver.Version, bool) { | ||
| if v, ok := toVersion(in); ok { | ||
| return []*semver.Version{v}, ok | ||
| } | ||
|
|
||
| if reflect.ValueOf(in).Kind() != reflect.Slice { | ||
| return nil, false | ||
| } | ||
|
|
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| out := make([]*semver.Version, 0) | ||
|
|
||
| if slice, ok := in.([]interface{}); ok { | ||
| for _, ele := range slice { | ||
| if v, ok := toVersion(ele); ok { | ||
| out = append(out, v) | ||
| } else { | ||
| return nil, false | ||
| } | ||
| } | ||
| } else if slice, ok := in.([]string); ok { | ||
| for _, ele := range slice { | ||
| if v, ok := toVersion(ele); ok { | ||
| out = append(out, v) | ||
| } else { | ||
| return nil, false | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return out, len(out) > 0 | ||
| } |
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