fixed #3 - correct type names

main.go

@@ -1,11 +1,9 @@
 package main
 
-import (
-	"github.com/matryer/moq/package/moq"
-)
-
 func main() {
-
-	m := moq.New()
-
+	// var (
+	// 	)
+	// out := os.Stdout
+	// m := moq.New(".")
+	// m.Mock(out, os.Args...)
 }

package/moq/moq.go

@@ -1,6 +1,7 @@
 package moq
 
 import (
+	"errors"
 	"fmt"
 	"go/ast"
 	"go/importer"
@@ -19,10 +20,11 @@ type Mocker struct {
 	tmpl    *template.Template
 	fset    *token.FileSet
 	pkgs    map[string]*ast.Package
+	pkgName string
 }
 
 // New makes a new Mocker for the specified package directory.
-func New(src string) (*Mocker, error) {
+func New(src, packageName string) (*Mocker, error) {
 	fset := token.NewFileSet()
 	noTestFiles := func(i os.FileInfo) bool {
 		return !strings.HasSuffix(i.Name(), "_test.go")
@@ -31,6 +33,18 @@ func New(src string) (*Mocker, error) {
 	if err != nil {
 		return nil, err
 	}
+	if len(packageName) == 0 {
+		for pkgName := range pkgs {
+			if strings.Contains(pkgName, "_test") {
+				continue
+			}
+			packageName = pkgName
+			break
+		}
+	}
+	if len(packageName) == 0 {
+		return nil, errors.New("failed to determine package name")
+	}
 	tmpl, err := template.New("moq").Parse(moqTemplate)
 	if err != nil {
 		return nil, err
@@ -40,6 +54,7 @@ func New(src string) (*Mocker, error) {
 		tmpl:    tmpl,
 		fset:    fset,
 		pkgs:    pkgs,
+		pkgName: packageName,
 	}, nil
 }
 
@@ -74,20 +89,33 @@ func (m *Mocker) Mock(w io.Writer, name ...string) error {
 					Name: meth.Name(),
 				}
 				obj.Methods = append(obj.Methods, method)
-				method.Params = extractArgs(sig.Params(), "in%d")
-				method.Returns = extractArgs(sig.Results(), "out%d")
+				method.Params = m.extractArgs(sig.Params(), "in%d")
+				method.Returns = m.extractArgs(sig.Results(), "out%d")
 			}
 			objs = append(objs, obj)
 		}
 	}
-	err := m.tmpl.Execute(w, struct{ Objs []*obj }{Objs: objs})
+	err := m.tmpl.Execute(w, struct {
+		PackageName string
+		Objs        []*obj
+	}{
+		PackageName: m.pkgName,
+		Objs:        objs,
+	})
 	if err != nil {
 		return err
 	}
 	return nil
 }
 
-func extractArgs(list *types.Tuple, nameFormat string) []*param {
+func (m *Mocker) packageQualifier(pkg *types.Package) string {
+	if m.pkgName == pkg.Name() {
+		return ""
+	}
+	return pkg.Name()
+}
+
+func (m *Mocker) extractArgs(list *types.Tuple, nameFormat string) []*param {
 	var params []*param
 	for ii := 0; ii < list.Len(); ii++ {
 		p := list.At(ii)
@@ -95,9 +123,10 @@ func extractArgs(list *types.Tuple, nameFormat string) []*param {
 		if name == "" {
 			name = fmt.Sprintf(nameFormat, ii+1)
 		}
+		typename := types.TypeString(p.Type(), m.packageQualifier)
 		param := &param{
 			Name: name,
-			Type: p.Type().String(),
+			Type: typename,
 		}
 		params = append(params, param)
 	}
@@ -155,7 +184,7 @@ func (p param) TypeString() string {
 }
 
 var moqTemplate = `
-package todo
+package {{.PackageName}}
 
 // AUTOGENERATED BY MOQ
 // github.com/matryer/moq

package/moq/moq_test.go

@@ -3,12 +3,13 @@ package moq
 import (
 	"bytes"
 	"log"
+	"strings"
 	"testing"
 )
 
 func TestMoq(t *testing.T) {
 
-	m, err := New("../../example")
+	m, err := New("../../example", "")
 	if err != nil {
 		t.Errorf("moq.New: %s", err)
 	}
@@ -17,6 +18,55 @@ func TestMoq(t *testing.T) {
 	if err != nil {
 		t.Errorf("m.Mock: %s", err)
 	}
-	log.Println(buf.String())
+	s := buf.String()
+
+	log.Println(s)
+
+	// assertions of things that should be mentioned
+	var strs = []string{
+		"package example",
+		"type PersonStoreMock struct",
+		"CreateFunc func(ctx context.Context, person *Person, confirm bool) error",
+		"GetFunc func(ctx context.Context, id string) (*Person, error)",
+		"func (mock *PersonStoreMock) Create(ctx context.Context, person *Person, confirm bool) error",
+		"func (mock *PersonStoreMock) Get(ctx context.Context, id string) (*Person, error)",
+	}
+	for _, str := range strs {
+		if !strings.Contains(s, str) {
+			t.Errorf("expected but missing: \"%s\"", str)
+		}
+	}
+
+}
+
+func TestMoqExplicitPackage(t *testing.T) {
+
+	m, err := New("../../example", "different")
+	if err != nil {
+		t.Errorf("moq.New: %s", err)
+	}
+	var buf bytes.Buffer
+	err = m.Mock(&buf, "PersonStore")
+	if err != nil {
+		t.Errorf("m.Mock: %s", err)
+	}
+	s := buf.String()
+
+	log.Println(s)
+
+	// assertions of things that should be mentioned
+	var strs = []string{
+		"package different",
+		"type PersonStoreMock struct",
+		"CreateFunc func(ctx context.Context, person *example.Person, confirm bool) error",
+		"GetFunc func(ctx context.Context, id string) (*example.Person, error)",
+		"func (mock *PersonStoreMock) Create(ctx context.Context, person *example.Person, confirm bool) error",
+		"func (mock *PersonStoreMock) Get(ctx context.Context, id string) (*example.Person, error)",
+	}
+	for _, str := range strs {
+		if !strings.Contains(s, str) {
+			t.Errorf("expected but missing: \"%s\"", str)
+		}
+	}
 
 }