feat(refacto): move everything in internal package

This allows to install katenary with `go install` and to clean up the
project folder.

internal/generator/configMap_test.go

@@ -0,0 +1,132 @@
+package generator
+
+import (
+	"fmt"
+	"io"
+	"github.com/katenary/katenary/internal/generator/labels"
+	"os"
+	"regexp"
+	"testing"
+
+	"github.com/compose-spec/compose-go/types"
+	v1 "k8s.io/api/core/v1"
+	"sigs.k8s.io/yaml"
+)
+
+func TestEnvInConfigMap(t *testing.T) {
+	composeFile := `
+services:
+    web:
+        image: nginx:1.29
+        environment:
+        - FOO=bar
+        - BAR=baz
+`
+	tmpDir := setup(composeFile)
+	defer teardown(tmpDir)
+
+	currentDir, _ := os.Getwd()
+	os.Chdir(tmpDir)
+	defer os.Chdir(currentDir)
+
+	output := internalCompileTest(t, "-s", "templates/web/configmap.yaml")
+	configMap := v1.ConfigMap{}
+	if err := yaml.Unmarshal([]byte(output), &configMap); err != nil {
+		t.Errorf(unmarshalError, err)
+	}
+	data := configMap.Data
+	if len(data) != 2 {
+		t.Errorf("Expected 2 data, got %d", len(data))
+	}
+	if data["FOO"] != "bar" {
+		t.Errorf("Expected FOO to be bar, got %s", data["FOO"])
+	}
+	if data["BAR"] != "baz" {
+		t.Errorf("Expected BAR to be baz, got %s", data["BAR"])
+	}
+}
+
+func TestMapEnv(t *testing.T) {
+	composeFile := `
+services:
+  web:
+    image: nginx:1.29
+    environment:
+      FOO: bar
+    labels:
+      %[1]s/map-env: |-
+        FOO: 'baz'
+`
+
+	composeFile = fmt.Sprintf(composeFile, labels.KatenaryLabelPrefix)
+	tmpDir := setup(composeFile)
+	defer teardown(tmpDir)
+
+	currentDir, _ := os.Getwd()
+	os.Chdir(tmpDir)
+	defer os.Chdir(currentDir)
+
+	output := internalCompileTest(t, "-s", "templates/web/configmap.yaml")
+	configMap := v1.ConfigMap{}
+	if err := yaml.Unmarshal([]byte(output), &configMap); err != nil {
+		t.Errorf(unmarshalError, err)
+	}
+	data := configMap.Data
+	if v, ok := data["FOO"]; !ok || v != "baz" {
+		t.Errorf("Expected FOO to be baz, got %s", v)
+	}
+}
+
+func TestAppendBadFile(t *testing.T) {
+	cm := NewConfigMap(types.ServiceConfig{}, "app", true)
+	err := cm.AppendFile("foo")
+	if err == nil {
+		t.Errorf("Expected error, got nil")
+	}
+}
+
+func TestAppendBadDir(t *testing.T) {
+	cm := NewConfigMap(types.ServiceConfig{}, "app", true)
+	err := cm.AppendDir("foo")
+	if err == nil {
+		t.Errorf("Expected error, got nil")
+	}
+}
+
+func TestRootConfigmapfile(t *testing.T) {
+	composeFile := `
+services:
+  web:
+    image: nginx
+    volumes:
+      - ./foo.txt:/etc/foo.txt
+    labels:
+      %[1]s/configmap-files: |-
+        - ./foo.txt
+`
+	composeFile = fmt.Sprintf(composeFile, labels.KatenaryLabelPrefix)
+	tmpDir := setup(composeFile)
+	defer teardown(tmpDir)
+
+	currentDir, _ := os.Getwd()
+	os.Chdir(tmpDir)
+	defer os.Chdir(currentDir)
+	fooTxt := "foo content"
+	fooFp, _ := os.Create("foo.txt")
+	io.WriteString(fooFp, fooTxt)
+	fooFp.Close()
+
+	output := internalCompileTest(t, "-s", "templates/web/statics/configmap.yaml")
+	configMap := v1.ConfigMap{}
+	if err := yaml.Unmarshal([]byte(output), &configMap); err != nil {
+		t.Errorf(unmarshalError, err)
+	}
+	if configMap.Data == nil {
+		t.Error("Expected configmap data to not be nil")
+	}
+	// if the configmap.Name ends by anything that is not alphanumeric, there is a problem
+	valid := regexp.MustCompile(`.*[a-zA-Z0-9]+$`)
+	if !valid.MatchString(configMap.Name) {
+		t.Errorf("ConfigMap name %s is not valid", configMap.Name)
+	}
+}