4566704
35efed7d15
go.mod 模块名为 xiaomihome，将所有内部 import 从 "miot" 更新为 "xiaomihome/miot"，涉及所有测试文件和示例文件。新增 README.md 项目 介绍文档（架构概览、模块说明、移植进度等）。新增 ARCH_PLAN.md 架构 设计文档。
328 lines
9.2 KiB
Go
328 lines
9.2 KiB
Go
// Package miot_test provides black-box tests for common.go utility functions.
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package miot_test
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import (
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"encoding/hex"
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"os"
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"path/filepath"
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"testing"
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miot "xiaomihome/miot"
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)
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// ============================================================================
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// CalcGroupID
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// ============================================================================
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func TestCalcGroupID(t *testing.T) {
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uid := "test_user"
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homeID := "12345"
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id1 := miot.CalcGroupID(uid, homeID)
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id2 := miot.CalcGroupID(uid, homeID)
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// Same inputs → same output
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if id1 != id2 {
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t.Errorf("CalcGroupID should be deterministic: %q != %q", id1, id2)
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}
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// Length should be 16 (hex encoding of first 8 bytes of SHA1)
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if len(id1) != 16 {
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t.Errorf("CalcGroupID length = %d, want 16", len(id1))
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}
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// Should be valid hex
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if _, err := hex.DecodeString(id1); err != nil {
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t.Errorf("CalcGroupID should produce valid hex: %v", err)
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}
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// Different inputs → different output
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id3 := miot.CalcGroupID(uid, "99999")
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if id1 == id3 {
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t.Error("CalcGroupID should produce different results for different inputs")
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}
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}
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func TestCalcGroupID_EmptyInputs(t *testing.T) {
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// Empty inputs should still work without panic
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id := miot.CalcGroupID("", "")
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if len(id) != 16 {
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t.Errorf("CalcGroupID with empty inputs length = %d, want 16", len(id))
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}
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}
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// ============================================================================
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// GenAbsolutePath
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// ============================================================================
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func TestGenAbsolutePath(t *testing.T) {
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// Save and restore RootPath
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origRoot := miot.RootPath
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miot.RootPath = "/test/root"
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defer func() { miot.RootPath = origRoot }()
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abs := miot.GenAbsolutePath("subdir/file.txt")
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expected := filepath.Join("/test/root", "subdir/file.txt")
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if abs != expected {
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t.Errorf("GenAbsolutePath = %q, want %q", abs, expected)
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}
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}
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func TestGenAbsolutePath_Empty(t *testing.T) {
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origRoot := miot.RootPath
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miot.RootPath = "/test/root"
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defer func() { miot.RootPath = origRoot }()
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abs := miot.GenAbsolutePath("")
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// Should return RootPath itself when empty string is given
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if abs != "/test/root" && abs != "/test/root"+string(filepath.Separator) {
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// filepath.Join behavior varies, just check it's non-empty
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if abs == "" {
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t.Error("GenAbsolutePath with empty string should not be empty")
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}
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}
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}
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// ============================================================================
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// LoadJSONFile
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// ============================================================================
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func TestLoadJSONFile_Valid(t *testing.T) {
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// Create a temporary JSON file
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tmpDir := t.TempDir()
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jsonPath := filepath.Join(tmpDir, "test.json")
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content := `{"key1": "value1", "key2": 42, "key3": true}`
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if err := os.WriteFile(jsonPath, []byte(content), 0644); err != nil {
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t.Fatal(err)
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}
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data, err := miot.LoadJSONFile(jsonPath)
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if err != nil {
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t.Fatalf("LoadJSONFile should succeed: %v", err)
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}
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if data["key1"] != "value1" {
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t.Errorf("key1 = %v, want 'value1'", data["key1"])
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}
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if data["key2"].(float64) != 42 {
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t.Errorf("key2 = %v, want 42", data["key2"])
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}
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if data["key3"] != true {
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t.Errorf("key3 = %v, want true", data["key3"])
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}
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}
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func TestLoadJSONFile_NotExist(t *testing.T) {
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_, err := miot.LoadJSONFile("/nonexistent/path/file.json")
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if err == nil {
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t.Error("LoadJSONFile should return error for nonexistent file")
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}
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}
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func TestLoadJSONFile_InvalidJSON(t *testing.T) {
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tmpDir := t.TempDir()
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jsonPath := filepath.Join(tmpDir, "invalid.json")
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content := `{not valid json`
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if err := os.WriteFile(jsonPath, []byte(content), 0644); err != nil {
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t.Fatal(err)
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}
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_, err := miot.LoadJSONFile(jsonPath)
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if err == nil {
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t.Error("LoadJSONFile should return error for invalid JSON")
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}
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}
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func TestLoadJSONFile_EmptyFile(t *testing.T) {
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tmpDir := t.TempDir()
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jsonPath := filepath.Join(tmpDir, "empty.json")
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if err := os.WriteFile(jsonPath, []byte(""), 0644); err != nil {
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t.Fatal(err)
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}
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// Empty file is not valid JSON object
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_, err := miot.LoadJSONFile(jsonPath)
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if err == nil {
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t.Error("LoadJSONFile should return error for empty file")
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}
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}
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// ============================================================================
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// LoadYAMLFile
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// ============================================================================
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func TestLoadYAMLFile_Valid(t *testing.T) {
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tmpDir := t.TempDir()
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yamlPath := filepath.Join(tmpDir, "test.yaml")
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content := "key1: value1\nkey2: 42\nkey3: true\n"
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if err := os.WriteFile(yamlPath, []byte(content), 0644); err != nil {
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t.Fatal(err)
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}
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data, err := miot.LoadYAMLFile(yamlPath)
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if err != nil {
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t.Fatalf("LoadYAMLFile should succeed: %v", err)
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}
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if data["key1"] != "value1" {
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t.Errorf("key1 = %v, want 'value1'", data["key1"])
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}
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}
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func TestLoadYAMLFile_NotExist(t *testing.T) {
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_, err := miot.LoadYAMLFile("/nonexistent/path/file.yaml")
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if err == nil {
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t.Error("LoadYAMLFile should return error for nonexistent file")
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}
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}
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func TestLoadYAMLFile_InvalidYAML(t *testing.T) {
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tmpDir := t.TempDir()
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yamlPath := filepath.Join(tmpDir, "invalid.yaml")
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// Invalid YAML that will cause parsing error
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content := "\tinvalid\tyaml\tbad"
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if err := os.WriteFile(yamlPath, []byte(content), 0644); err != nil {
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t.Fatal(err)
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}
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// YAML is lenient; this might parse as a string. Just ensure no panic.
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_, _ = miot.LoadYAMLFile(yamlPath)
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}
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// ============================================================================
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// RandomizeInt
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// ============================================================================
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func TestRandomizeInt(t *testing.T) {
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value := 100
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ratio := 0.3
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minVal := int(float64(value) * (1 - ratio))
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maxVal := int(float64(value) * (1 + ratio))
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// Run multiple times to cover the range
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for i := 0; i < 100; i++ {
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result := miot.RandomizeInt(value, ratio)
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if result < minVal || result > maxVal {
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t.Errorf("RandomizeInt(%d, %f) = %d, expected in [%d, %d]", value, ratio, result, minVal, maxVal)
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}
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}
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}
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func TestRandomizeInt_ZeroRatio(t *testing.T) {
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value := 50
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result := miot.RandomizeInt(value, 0)
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if result != value {
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t.Errorf("RandomizeInt(%d, 0) = %d, want %d", value, result, value)
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}
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}
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// ============================================================================
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// RandomizeFloat
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// ============================================================================
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func TestRandomizeFloat(t *testing.T) {
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value := 10.0
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ratio := 0.2
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minVal := value * (1 - ratio)
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maxVal := value * (1 + ratio)
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for i := 0; i < 100; i++ {
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result := miot.RandomizeFloat(value, ratio)
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if result < minVal || result > maxVal {
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t.Errorf("RandomizeFloat(%f, %f) = %f, expected in [%f, %f]", value, ratio, result, minVal, maxVal)
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}
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}
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}
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func TestRandomizeFloat_ZeroRatio(t *testing.T) {
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value := 3.14
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result := miot.RandomizeFloat(value, 0)
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if result != value {
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t.Errorf("RandomizeFloat(%f, 0) = %f, want %f", value, result, value)
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}
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}
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// ============================================================================
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// SlugifyName
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// ============================================================================
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func TestSlugifyName(t *testing.T) {
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tests := []struct {
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input string
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want string
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}{
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{"Hello World", "hello_world"},
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{"Xiaomi Home", "xiaomi_home"},
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{"UPPERCASE", "uppercase"},
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{"a b c", "a_b_c"},
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{"already_slug", "already_slug"},
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{"", ""},
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{" spaces ", "spaces"},
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{"special!@#chars", "special_chars"},
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{"混合中文English", "english"}, // non-alpha chars become underscores, trim
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{"dash-separated", "dash_separated"}, // dash is non-alphanumeric
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{"123numbers456", "123numbers456"},
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{"__leading_trailing__", "leading_trailing"},
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}
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for _, tt := range tests {
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t.Run(tt.input, func(t *testing.T) {
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if got := miot.SlugifyName(tt.input); got != tt.want {
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t.Errorf("SlugifyName(%q) = %q, want %q", tt.input, got, tt.want)
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}
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})
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}
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}
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// ============================================================================
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// SlugifyDID
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// ============================================================================
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func TestSlugifyDID(t *testing.T) {
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server := "cn"
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did := "device_123"
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result := miot.SlugifyDID(server, did)
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// Should equal SlugifyName("cn_device_123")
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expected := miot.SlugifyName(server + "_" + did)
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if result != expected {
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t.Errorf("SlugifyDID(%q, %q) = %q, want %q", server, did, result, expected)
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}
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}
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func TestSlugifyDID_NonASCIIDID(t *testing.T) {
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// Even with non-ASCII DID, should not panic
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result := miot.SlugifyDID("cn", "did.test")
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if result == "" {
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t.Error("SlugifyDID should not return empty string for valid inputs")
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}
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}
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// ============================================================================
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// RootPath
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// ============================================================================
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func TestRootPath_Initialized(t *testing.T) {
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// RootPath should be set during init()
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if miot.RootPath == "" {
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t.Error("RootPath should not be empty after init()")
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}
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}
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// ============================================================================
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// Benchmark
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// ============================================================================
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func BenchmarkCalcGroupID(b *testing.B) {
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for i := 0; i < b.N; i++ {
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miot.CalcGroupID("test_uid", "test_home")
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}
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}
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func BenchmarkSlugifyName(b *testing.B) {
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for i := 0; i < b.N; i++ {
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miot.SlugifyName("Xiaomi Smart Home Device")
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}
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}
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