feat: support fallback attributions when generating codeowners file (#…

…145)

* feat: support fallback attributions when generating codeowners file

cmd/generate/codeowners/output.go

@@ -130,6 +130,14 @@ func getTopContributorAttributions(authorStats AuthorStats, n int, config *confi
 		}
 	}
 
+	if len(topContributors) == 0 {
+		for _, fallbackAttribution := range config.AttributionFallback {
+			topContributors = append(topContributors, &CodeownerStat{
+				GitHubAlias: fallbackAttribution,
+			})
+		}
+	}
+
 	return topContributors
 }
 

cmd/generate/codeowners/output_test.go

@@ -1,6 +1,12 @@
 package codeowners
 
-import "testing"
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/open-sauced/pizza-cli/pkg/config"
+)
 
 func TestCleanFilename(testRunner *testing.T) {
 	var tests = []struct {
@@ -27,3 +33,37 @@ func TestCleanFilename(testRunner *testing.T) {
 		})
 	}
 }
+
+func TestGetTopContributorAttributions(testRunner *testing.T) {
+	configSpec := config.Spec{
+		Attributions: map[string][]string{
+			"brandonroberts": {"[email protected]"},
+		},
+		AttributionFallback: []string{"open-sauced/engineering"},
+	}
+
+	var authorStats = AuthorStats{
+		"brandon": {GitHubAlias: "brandon", Email: "[email protected]", Lines: 20},
+		"john":    {GitHubAlias: "john", Email: "[email protected]", Lines: 15},
+	}
+
+	results := getTopContributorAttributions(authorStats, 3, &configSpec)
+
+	assert.Equal(testRunner, len(results), 1, "Expected 1 result")
+	assert.Equal(testRunner, results[0].GitHubAlias, "brandonroberts", "Expected brandonroberts")
+}
+
+func TestGetFallbackAttributions(testRunner *testing.T) {
+	configSpec := config.Spec{
+		Attributions: map[string][]string{
+			"jpmcb":          {"[email protected]"},
+			"brandonroberts": {"[email protected]"},
+		},
+		AttributionFallback: []string{"open-sauced/engineering"},
+	}
+
+	results := getTopContributorAttributions(AuthorStats{}, 3, &configSpec)
+
+	assert.Equal(testRunner, len(results), 1, "Expected 1 result")
+	assert.Equal(testRunner, results[0].GitHubAlias, "open-sauced/engineering", "Expected open-sauced/engineering")
+}

pkg/config/spec.go

@@ -8,4 +8,8 @@ type Spec struct {
 	// Example: { github_username: [ [email protected], [email protected] ]} where
 	// "github_username" has 2 emails attributed to them and their work.
 	Attributions map[string][]string `yaml:"attribution"`
+
+	// AttributionFallback is the default username/group(s) to attribute to the filename
+	// if no other attributions were found.
+	AttributionFallback []string `yaml:"attribution-fallback"`
 }