test: improve bumpver testing

internal/cli/bumpver.go

@@ -1,6 +1,9 @@
 package cli
 
 import (
+	"errors"
+	"fmt"
+
 	"github.com/Masterminds/semver/v3"
 	"github.com/futurice/jalapeno/internal/cli/option"
 	"github.com/futurice/jalapeno/pkg/recipe"
@@ -92,6 +95,9 @@ func runBumpVer(cmd *cobra.Command, opts bumpVerOpts) error {
 	} else {
 		optVer, err := semver.NewVersion(opts.RecipeVersion)
 		if err != nil {
+			if errors.Is(err, semver.ErrInvalidSemVer) {
+				return fmt.Errorf("provided version is not valid semver: %s", opts.RecipeVersion)
+			}
 			return err
 		}
 

test/features/bumpver.feature

@@ -2,17 +2,19 @@ Feature: Bump recipe version and write changelog
 
     Scenario: Directly bump version
 		Given a recipe "foo"
-        When I bump recipe "foo" version to "v0.0.2" with message "Test"
+		When I bump recipe "foo" version to "v0.0.2" with message "Test"
 		Then recipe "foo" has version "v0.0.2"
+		And CLI produced an output "bumped version: v0.0.1 => v0.0.2"
 		And recipe "foo" has changelog message "Test"
 
 	Scenario: Command inits changelog
 		Given a recipe "foo"
-        When I bump recipe "foo" version to "v0.0.2" with message "Test"
+		When I bump recipe "foo" version to "v0.0.2" with message "Test"
 		Then recipe "foo" contains changelog with 2 entries
+		And CLI produced an output "bumped version: v0.0.1 => v0.0.2"
 		And first entry in recipe "foo" changelog has message "Init version"
 
 	Scenario: Invalid semantic version
 		Given a recipe "foo"
-		When I bump recipe "foo" version to "bar" with message "Test"
-		Then CLI produced an error "Error: Invalid Semantic Version"
+		When I bump recipe "foo" version to "no-valid-semver" with message "Test"
+		Then CLI produced an error "Error: provided version is not valid semver"