Fixing the issue of not being able to add a new project for personal …

…accounts. (#48)

* Add deps
- github.com/stretchr/testify/assert
- github.com/stretchr/testify/require

* Omit orgaization_slug from create app request if empty

Gopkg.toml

@@ -62,3 +62,7 @@
 [prune]
   go-tests = true
   unused-packages = true
+
+[[constraint]]
+  name = "github.com/stretchr/testify"
+  version = "1.7.0"

bitriseio/register.go

@@ -23,7 +23,7 @@ type RegisterParams struct {
 	IsPublic         bool   `json:"is_public"`
 	Provider         string `json:"provider"`
 	RepoURL          string `json:"repo_url"`
-	OrganizationSlug string `json:"organization_slug"`
+	OrganizationSlug string `json:"organization_slug,omitempty"`
 }
 
 // Register ...

phases/register_test.go

@@ -0,0 +1,41 @@
+package phases
+
+import (
+	"encoding/json"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestRegistrationParams(t *testing.T) {
+	type testCase struct {
+		organizationSlug string
+		isExpectedInJSON bool
+	}
+	testCases := []testCase{
+		{
+			"",
+			false,
+		},
+		{
+			"notempty",
+			true,
+		},
+	}
+
+	for _, test := range testCases {
+		// Given
+		progress := Progress{}
+		progress.OrganizationSlug = test.organizationSlug
+
+		// When
+		params, err := toRegistrationParams(progress)
+		bytes, err := json.Marshal(params)
+
+		// Then
+		require.NoError(t, err)
+		assert.Equal(t, test.isExpectedInJSON, strings.Contains(string(bytes), "organization_slug"))
+	}
+}