feat: unit tests

Author: robertgraeff

internal/flux_deployer/deployer.go

@@ -207,7 +207,7 @@ func (d *FluxDeployer) Template() (err error) {
 		return fmt.Errorf("failed to apply fluxcd image automation controller template input: %w", err)
 	}
 
-	if err = TemplateDirectory(d.templatesDir, templateInput, d.repoDir, d.log); err != nil {
+	if err = TemplateDirectory(d.templatesDir, d.repoDir, templateInput, d.log); err != nil {
 		return fmt.Errorf("failed to apply templates from directory %s: %w", d.templatesDir, err)
 	}
 

internal/flux_deployer/git_credentials.go renamed to internal/flux_deployer/git_config.go

@@ -11,9 +11,9 @@ import (
 )
 
 // TemplateDirectory processes the template files in the specified directory and writes
-// the rendered content to the corresponding files in the Git repository's worktree.
-// It uses the provided template directory and Git repository to perform the operations.
-func TemplateDirectory(templateDirectory string, templateInput TemplateInput, repo string, logger *logrus.Logger) error {
+// the rendered content to the corresponding files in the result directory.
+func TemplateDirectory(templateDirectory, resultDirectory string, templateInput TemplateInput, log *logrus.Logger) error {
+	log.Info("Templating")
 
 	templateDir, err := os.Open(templateDirectory)
 	if err != nil {
@@ -47,15 +47,15 @@ func TemplateDirectory(templateDirectory string, templateInput TemplateInput, re
 		if errInWalk != nil {
 			return fmt.Errorf("failed to get relative path for %s: %w", path, errInWalk)
 		}
-		pathInWorkTree := filepath.Join(repo, relativePath)
+		pathInWorkTree := filepath.Join(resultDirectory, relativePath)
 
 		if d.IsDir() {
 			err = os.MkdirAll(pathInWorkTree, 0755)
 			if err != nil {
 				return fmt.Errorf("failed to create directory %s: %w", path, err)
 			}
 		} else {
-			logger.Debugf("Found template file: %s", relativePath)
+			log.Debugf("Found template file: %s", relativePath)
 
 			templateFromFile, errInWalk = os.ReadFile(path)
 			if errInWalk != nil {
@@ -84,6 +84,7 @@ func TemplateDirectory(templateDirectory string, templateInput TemplateInput, re
 			}
 		}
 
+		log.Info("Templating done")
 		return nil
 	})
 

internal/flux_deployer/git_credentials_test.go renamed to internal/flux_deployer/git_config_test.go

@@ -0,0 +1,30 @@
+package flux_deployer_test
+
+import (
+	"os"
+	"path"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/openmcp-project/bootstrapper/internal/flux_deployer"
+	logging "github.com/openmcp-project/bootstrapper/internal/log"
+)
+
+func TestTemplateDirectory(t *testing.T) {
+	ti := flux_deployer.TemplateInput{
+		"test1": "foo",
+		"test2": "bar",
+	}
+	resultDir := t.TempDir()
+	err := flux_deployer.TemplateDirectory("./testdata/03/templates", resultDir, ti, logging.GetLogger())
+	assert.NoError(t, err, "error templating directory")
+
+	contentA, err := os.ReadFile(path.Join(resultDir, "a.yaml"))
+	assert.NoError(t, err, "error reading templated a.yaml")
+	assert.Equal(t, "test: foo", string(contentA), "templated content of a.yaml does not match expected")
+
+	contentB, err := os.ReadFile(path.Join(resultDir, "b/c.yaml"))
+	assert.NoError(t, err, "error reading templated b/c.yaml")
+	assert.Equal(t, "test: bar", string(contentB), "templated content of b/c.yaml does not match expected")
+}

internal/flux_deployer/template.go renamed to internal/flux_deployer/templater.go

@@ -0,0 +1 @@
+test: {{ .Values.test1 }}

internal/flux_deployer/templater_test.go

@@ -0,0 +1 @@
+test: {{ .Values.test2 }}