Production state

internal/app/dotenv_test.go

@@ -0,0 +1,34 @@
+package app
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestLoadDotEnv(t *testing.T) {
+	path := filepath.Join(t.TempDir(), ".env")
+	contents := "# comment\nDOTENV_TEST_ONE=value\nDOTENV_TEST_TWO=Preface Tools - Comic Animator\nDOTENV_TEST_THREE=\"quoted value\"\n"
+	if err := os.WriteFile(path, []byte(contents), 0600); err != nil {
+		t.Fatal(err)
+	}
+	t.Setenv("DOTENV_TEST_ONE", "existing")
+	if err := LoadDotEnv(path); err != nil {
+		t.Fatal(err)
+	}
+	if got := os.Getenv("DOTENV_TEST_ONE"); got != "existing" {
+		t.Fatalf("existing environment overwritten: %q", got)
+	}
+	if got := os.Getenv("DOTENV_TEST_TWO"); got != "Preface Tools - Comic Animator" {
+		t.Fatalf("unquoted value: %q", got)
+	}
+	if got := os.Getenv("DOTENV_TEST_THREE"); got != "quoted value" {
+		t.Fatalf("quoted value: %q", got)
+	}
+}
+
+func TestLoadDotEnvMissingFile(t *testing.T) {
+	if err := LoadDotEnv(filepath.Join(t.TempDir(), "missing")); err != nil {
+		t.Fatal(err)
+	}
+}