add git test

Author: Scott Schulthess

git_test.go

@@ -0,0 +1,74 @@
+package resource
+
+import (
+	"bytes"
+	"net/url"
+	"os"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestNewGitClient_SetsEnvVars(t *testing.T) {
+	source := &Source{
+		AccessToken:         "token",
+		PrivateKey:          "privateKey",
+		UseGitHubApp:        false,
+		ApplicationID:       123,
+		GithubOrganization:  "org",
+		SkipSSLVerification: true,
+		DisableGitLFS:       true,
+	}
+
+	var output bytes.Buffer
+	client, err := NewGitClient(source, "/tmp", &output)
+	assert.NoError(t, err)
+	assert.Equal(t, source.AccessToken, client.AccessToken)
+	assert.Equal(t, source.PrivateKey, client.PrivateKey)
+	assert.Equal(t, source.UseGitHubApp, client.UseGithubApp)
+	assert.Equal(t, source.ApplicationID, client.ApplicationID)
+	assert.Equal(t, source.GithubOrganization, client.GithubOrganization)
+	assert.Equal(t, "/tmp", client.Directory)
+
+	assert.Equal(t, "true", os.Getenv("GIT_SSL_NO_VERIFY"))
+	assert.Equal(t, "true", os.Getenv("GIT_LFS_SKIP_SMUDGE"))
+}
+
+func TestEndpoint_GithubAppDisabled(t *testing.T) {
+	client := &GitClient{
+		AccessToken:  "token",
+		UseGithubApp: false,
+	}
+
+	endpoint, err := client.Endpoint("https://github.com/user/repo.git")
+	assert.NoError(t, err)
+
+	parsed, _ := url.Parse(endpoint)
+	user := parsed.User.Username()
+	pass, _ := parsed.User.Password()
+	assert.Equal(t, "x-oauth-basic", user)
+	assert.Equal(t, "token", pass)
+}
+
+func TestEndpoint_GithubAppEnabled(t *testing.T) {
+	client := &GitClient{
+		AccessToken:  "token",
+		UseGithubApp: true,
+	}
+
+	endpoint, err := client.Endpoint("https://github.com/user/repo.git")
+	assert.NoError(t, err)
+
+	parsed, _ := url.Parse(endpoint)
+	user := parsed.User.Username()
+	pass, _ := parsed.User.Password()
+	assert.Equal(t, "", user)
+	assert.Equal(t, "", pass)
+}
+
+func TestEndpoint_InvalidURL(t *testing.T) {
+	client := &GitClient{}
+	_, err := client.Endpoint("://invalid-url")
+	assert.Error(t, err)
+	assert.Contains(t, err.Error(), "failed to parse commit url")
+}