updated ezconf

This commit is contained in:
2026-02-25 21:52:57 +11:00
parent 05be28d7f3
commit 9179736c90
7 changed files with 380 additions and 387 deletions

View File

@@ -1,21 +1,19 @@
package ezconf
import (
"os"
"path/filepath"
"testing"
)
func TestParseEnvComment(t *testing.T) {
func TestParseEzconfTag(t *testing.T) {
tests := []struct {
name string
comment string
tag string
wantEnvVar *EnvVar
expectError bool
}{
{
name: "simple env variable",
comment: "ENV LOG_LEVEL: Log level for the application",
name: "simple env variable",
tag: "LOG_LEVEL,description:Log level for the application",
wantEnvVar: &EnvVar{
Name: "LOG_LEVEL",
Description: "Log level for the application",
@@ -25,8 +23,8 @@ func TestParseEnvComment(t *testing.T) {
expectError: false,
},
{
name: "env variable with default",
comment: "ENV LOG_LEVEL: Log level for the application (default: info)",
name: "env variable with default",
tag: "LOG_LEVEL,description:Log level for the application,default:info",
wantEnvVar: &EnvVar{
Name: "LOG_LEVEL",
Description: "Log level for the application",
@@ -36,8 +34,8 @@ func TestParseEnvComment(t *testing.T) {
expectError: false,
},
{
name: "required env variable",
comment: "ENV DATABASE_URL: Database connection string (required)",
name: "required env variable",
tag: "DATABASE_URL,description:Database connection string,required",
wantEnvVar: &EnvVar{
Name: "DATABASE_URL",
Description: "Database connection string",
@@ -47,25 +45,36 @@ func TestParseEnvComment(t *testing.T) {
expectError: false,
},
{
name: "required with condition and default",
comment: "ENV LOG_DIR: Directory for log files (required when LOG_OUTPUT is file) (default: /var/log)",
name: "required with condition and default",
tag: "LOG_DIR,description:Directory for log files,required:when LOG_OUTPUT is file,default:/var/log",
wantEnvVar: &EnvVar{
Name: "LOG_DIR",
Description: "Directory for log files",
Description: "Directory for log files (required when LOG_OUTPUT is file)",
Required: true,
Default: "/var/log",
},
expectError: false,
},
{
name: "missing colon",
comment: "ENV LOG_LEVEL Log level",
name: "name only",
tag: "SIMPLE_VAR",
wantEnvVar: &EnvVar{
Name: "SIMPLE_VAR",
Description: "",
Required: false,
Default: "",
},
expectError: false,
},
{
name: "empty tag",
tag: "",
wantEnvVar: nil,
expectError: true,
},
{
name: "not an ENV comment",
comment: "This is a regular comment",
name: "empty name",
tag: ",description:some desc",
wantEnvVar: nil,
expectError: true,
},
@@ -73,7 +82,7 @@ func TestParseEnvComment(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
envVar, err := parseEnvComment(tt.comment)
envVar, err := parseEzconfTag(tt.tag)
if tt.expectError {
if err == nil {
@@ -103,32 +112,17 @@ func TestParseEnvComment(t *testing.T) {
}
}
func TestParseConfigFile(t *testing.T) {
// Create a temporary test file
tempDir := t.TempDir()
testFile := filepath.Join(tempDir, "config.go")
content := `package testpkg
type Config struct {
// ENV LOG_LEVEL: Log level for the application (default: info)
LogLevel string
// ENV LOG_OUTPUT: Output destination (default: console)
LogOutput string
// ENV DATABASE_URL: Database connection string (required)
DatabaseURL string
}
`
if err := os.WriteFile(testFile, []byte(content), 0644); err != nil {
t.Fatalf("failed to create test file: %v", err)
func TestParseConfigStruct(t *testing.T) {
type TestConfig struct {
LogLevel string `ezconf:"LOG_LEVEL,description:Log level for the application,default:info"`
LogOutput string `ezconf:"LOG_OUTPUT,description:Output destination,default:console"`
DatabaseURL string `ezconf:"DATABASE_URL,description:Database connection string,required"`
NoTag string
}
envVars, err := ParseConfigFile(testFile)
envVars, err := ParseConfigStruct(&TestConfig{})
if err != nil {
t.Fatalf("ParseConfigFile failed: %v", err)
t.Fatalf("ParseConfigStruct failed: %v", err)
}
if len(envVars) != 3 {
@@ -152,51 +146,70 @@ type Config struct {
}
}
func TestParseConfigPackage(t *testing.T) {
// Test with actual hlog package
hlogPath := filepath.Join("..", "hlog")
if _, err := os.Stat(hlogPath); os.IsNotExist(err) {
t.Skip("hlog package not found, skipping integration test")
}
envVars, err := ParseConfigPackage(hlogPath)
if err != nil {
t.Fatalf("ParseConfigPackage failed: %v", err)
}
if len(envVars) == 0 {
t.Error("expected at least one env var from hlog package")
}
// Check for known hlog variables
foundLogLevel := false
for _, envVar := range envVars {
if envVar.Name == "LOG_LEVEL" {
foundLogLevel = true
t.Logf("Found LOG_LEVEL: %s", envVar.Description)
}
}
if !foundLogLevel {
t.Error("expected to find LOG_LEVEL in hlog package")
}
}
func TestParseConfigFile_InvalidFile(t *testing.T) {
_, err := ParseConfigFile("/nonexistent/file.go")
func TestParseConfigStruct_NilPointer(t *testing.T) {
_, err := ParseConfigStruct(nil)
if err == nil {
t.Error("expected error for nonexistent file")
t.Error("expected error for nil pointer")
}
}
func TestParseConfigPackage_InvalidPath(t *testing.T) {
envVars, err := ParseConfigPackage("/nonexistent/package")
func TestParseConfigStruct_NotPointer(t *testing.T) {
type TestConfig struct {
Foo string `ezconf:"FOO,description:test"`
}
_, err := ParseConfigStruct(TestConfig{})
if err == nil {
t.Error("expected error for non-pointer")
}
}
func TestParseConfigStruct_NotStruct(t *testing.T) {
str := "not a struct"
_, err := ParseConfigStruct(&str)
if err == nil {
t.Error("expected error for non-struct pointer")
}
}
func TestParseConfigStruct_NoTags(t *testing.T) {
type EmptyConfig struct {
Foo string
Bar int
}
envVars, err := ParseConfigStruct(&EmptyConfig{})
if err != nil {
t.Fatalf("ParseConfigPackage should not error on invalid path: %v", err)
t.Fatalf("ParseConfigStruct failed: %v", err)
}
// Should return empty slice for invalid path
if len(envVars) != 0 {
t.Errorf("expected 0 env vars for invalid path, got %d", len(envVars))
t.Errorf("expected 0 env vars for struct with no tags, got %d", len(envVars))
}
}
func TestParseConfigStruct_UnexportedFields(t *testing.T) {
type TestConfig struct {
exported string `ezconf:"EXPORTED,description:An exported field"`
unexported string `ezconf:"UNEXPORTED,description:An unexported field"`
}
envVars, err := ParseConfigStruct(&TestConfig{})
if err != nil {
t.Fatalf("ParseConfigStruct failed: %v", err)
}
if len(envVars) != 2 {
t.Errorf("expected 2 env vars (both exported and unexported), got %d", len(envVars))
}
}
func TestParseConfigStruct_InvalidTag(t *testing.T) {
type TestConfig struct {
Bad string `ezconf:",description:missing name"`
}
_, err := ParseConfigStruct(&TestConfig{})
if err == nil {
t.Error("expected error for invalid tag")
}
}