test: unit tests for semver.go

sv/semver_test.go

@@ -0,0 +1,73 @@
+package sv
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/Masterminds/semver"
+)
+
+func TestSemVerCommitsProcessorImpl_NextVersion(t *testing.T) {
+	tests := []struct {
+		name           string
+		unknownAsPatch bool
+		version        semver.Version
+		commits        []GitCommitLog
+		want           semver.Version
+	}{
+		{"no update", false, version("0.0.0"), []GitCommitLog{}, version("0.0.0")},
+		{"no update on unknown type", false, version("0.0.0"), []GitCommitLog{commitlog("a", map[string]string{})}, version("0.0.0")},
+		{"update patch on unknown type", true, version("0.0.0"), []GitCommitLog{commitlog("a", map[string]string{})}, version("0.0.1")},
+		{"patch update", false, version("0.0.0"), []GitCommitLog{commitlog("patch", map[string]string{})}, version("0.0.1")},
+		{"minor update", false, version("0.0.0"), []GitCommitLog{commitlog("patch", map[string]string{}), commitlog("minor", map[string]string{})}, version("0.1.0")},
+		{"major update", false, version("0.0.0"), []GitCommitLog{commitlog("patch", map[string]string{}), commitlog("major", map[string]string{})}, version("1.0.0")},
+		{"breaking change update", false, version("0.0.0"), []GitCommitLog{commitlog("patch", map[string]string{}), commitlog("patch", map[string]string{"breakingchange": "break"})}, version("1.0.0")},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			p := NewSemVerCommitsProcessor(tt.unknownAsPatch, []string{"major"}, []string{"minor"}, []string{"patch"})
+			if got := p.NextVersion(tt.version, tt.commits); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("SemVerCommitsProcessorImpl.NextVersion() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestToVersion(t *testing.T) {
+	tests := []struct {
+		name    string
+		input   string
+		want    semver.Version
+		wantErr bool
+	}{
+		{"empty version", "", version("0.0.0"), false},
+		{"invalid version", "abc", semver.Version{}, true},
+		{"valid version", "1.2.3", version("1.2.3"), false},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := ToVersion(tt.input)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("ToVersion() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("ToVersion() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+// helpers
+
+func version(v string) semver.Version {
+	r, _ := semver.NewVersion(v)
+	return *r
+}
+
+func commitlog(t string, metadata map[string]string) GitCommitLog {
+	return GitCommitLog{
+		Type:     t,
+		Metadata: metadata,
+	}
+}