add a unit test of FindRemotes function

.gitmodules

@@ -7,9 +7,6 @@
 [submodule "testdata/helloworld2"]
 	path = testdata/other/helloworld
 	url = https://htamada@bitbucket.org/htamada/helloworld2.git
-[submodule "docs/themes/hugo-theme-massively"]
-	path = docs/themes/hugo-theme-massively
-	url = https://github.com/curtistimson/hugo-theme-massively.git
 [submodule "docs/themes/cayman-hugo-theme"]
 	path = docs/themes/cayman-hugo-theme
 	url = https://github.com/zwbetz-gh/cayman-hugo-theme.git

add/add.go

@@ -75,11 +75,11 @@ func (add *Command) AddRepositoriesToGroup(db *common.Database, opt *options) []
 FindRemotes function returns the remote of the given git repository.
 */
 func FindRemotes(path string) ([]common.Remote, error) {
-	r, err := git.PlainOpen(path)
+	var repo, err = git.PlainOpen(path)
 	if err != nil {
 		return nil, err
 	}
-	remotes, err := r.Remotes()
+	remotes, err := repo.Remotes()
 	if err != nil {
 		return nil, err
 	}

add/add_test.go

@@ -164,3 +164,22 @@ func TestAddFailed(t *testing.T) {
 		}
 	}
 }
+
+func TestFindRemotes(t *testing.T) {
+	var testdata = []struct {
+		path      string
+		errorFlag bool
+		count     int
+	}{
+		{"../testdata/dummygit", true, 0},
+	}
+	for _, td := range testdata {
+		var remotes, err = FindRemotes(td.path)
+		if (err == nil) == td.errorFlag {
+			t.Errorf("%s: error flag did not match, wont: %v, got: %v, %v", td.path, td.errorFlag, !td.errorFlag, err)
+		}
+		if err != nil && td.count != len(remotes) {
+			t.Errorf("%s: remote count did not match, wont: %d, got: %d", td.path, td.count, len(remotes))
+		}
+	}
+}

testdata/dummygit/README.md

@@ -0,0 +1 @@
+This is dummy!