phase: 20.49 COMPLETE; 20.50 Flow+String minimal reps; 20.51 selfhost v0/v1 minimal (Option A/B); hv1-inline binop/unop/copy; docs + run_all + CURRENT_TASK -> 21.0
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nyash-codex
243
apps/lib/json_native/tests/phase2_accuracy_test.hako
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243
apps/lib/json_native/tests/phase2_accuracy_test.hako
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// Phase 2 精度テスト - yyjson相当精度の検証
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using "apps/lib/json_native/parser/parser.hako" as JsonParser
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using "apps/lib/json_native/parser/parser.hako" as JsonParserUtils
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static box Phase2AccuracyTest {
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main() {
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print("🎯 Phase 2 完成テスト - yyjson相当精度検証")
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print("美しいモジュラー設計 vs 「ずれ」問題の完全解決")
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// 1. 基本精度テスト
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print("\n1️⃣ 基本JSON精度テスト")
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this.test_basic_accuracy()
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// 2. エスケープ処理精度テスト
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print("\n2️⃣ エスケープ処理精度テスト")
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this.test_escape_accuracy()
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// 3. ネスト構造精度テスト
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print("\n3️⃣ ネスト構造精度テスト")
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this.test_nesting_accuracy()
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// 4. 境界条件精度テスト
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print("\n4️⃣ 境界条件精度テスト")
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this.test_boundary_accuracy()
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// 5. エラー検出精度テスト
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print("\n5️⃣ エラー検出精度テスト")
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this.test_error_detection()
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// 6. ラウンドトリップテスト
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print("\n6️⃣ ラウンドトリップテスト")
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this.test_roundtrip_accuracy()
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print("\n🏆 Phase 2 精度テスト完了！")
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return 0
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}
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// 基本JSON精度テスト
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test_basic_accuracy() {
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local test_cases = new ArrayBox()
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// 基本値テスト
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test_cases.push({input: "null", expected: "null"})
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test_cases.push({input: "true", expected: "true"})
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test_cases.push({input: "false", expected: "false"})
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test_cases.push({input: "42", expected: "42"})
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test_cases.push({input: "-123", expected: "-123"})
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test_cases.push({input: "\"hello\"", expected: "\"hello\""})
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// 空構造テスト
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test_cases.push({input: "[]", expected: "[]"})
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test_cases.push({input: "{}", expected: "{}"})
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local passed = 0
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local total = test_cases.length()
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local i = 0
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loop(i < total) {
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local test_case = test_cases.get(i)
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local input = test_case.input
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local expected = test_case.expected
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local result = JsonParserUtils.roundtrip_test(input)
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if result == expected {
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print("✅ " + input + " → " + result)
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passed = passed + 1
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} else {
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print("❌ " + input + " → " + result + " (expected: " + expected + ")")
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}
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i = i + 1
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}
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print("Basic accuracy: " + passed + "/" + total + " passed")
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}
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// エスケープ処理精度テスト
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test_escape_accuracy() {
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local escape_cases = new ArrayBox()
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// 基本エスケープ
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escape_cases.push({input: "\"say \\\"hello\\\"\"", desc: "Quote escaping"})
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escape_cases.push({input: "\"path\\\\to\\\\file\"", desc: "Backslash escaping"})
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escape_cases.push({input: "\"line1\\nline2\"", desc: "Newline escaping"})
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escape_cases.push({input: "\"tab\\there\"", desc: "Tab escaping"})
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// Unicode エスケープ（簡易版）
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// escape_cases.push({input: "\"\\u0041\\u0042\"", desc: "Unicode escaping"})
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local i = 0
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loop(i < escape_cases.length()) {
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local test_case = escape_cases.get(i)
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local input = test_case.input
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local desc = test_case.desc
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print("Testing: " + desc)
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print(" Input: " + input)
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local parsed = JsonParserUtils.parse_json(input)
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if parsed != null {
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local output = parsed.stringify()
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print(" Output: " + output)
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print(" ✅ Success")
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} else {
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print(" ❌ Parse failed")
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}
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i = i + 1
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}
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}
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// ネスト構造精度テスト
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test_nesting_accuracy() {
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local nesting_cases = new ArrayBox()
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// 浅いネスト
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nesting_cases.push("{\"a\": {\"b\": \"value\"}}")
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nesting_cases.push("[1, [2, 3], 4]")
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nesting_cases.push("{\"array\": [1, 2, 3], \"object\": {\"key\": \"value\"}}")
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// 複雑なネスト
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nesting_cases.push("{\"users\": [{\"name\": \"Alice\", \"age\": 30}, {\"name\": \"Bob\", \"age\": 25}]}")
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nesting_cases.push("[{\"type\": \"A\", \"data\": {\"x\": 1}}, {\"type\": \"B\", \"data\": {\"y\": 2}}]")
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local i = 0
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loop(i < nesting_cases.length()) {
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local input = nesting_cases.get(i)
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print("Testing complex nesting:")
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print(" Input: " + input)
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local parsed = JsonParserUtils.parse_json(input)
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if parsed != null {
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local output = parsed.stringify()
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print(" Output: " + output)
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print(" ✅ Nesting handled correctly")
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} else {
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print(" ❌ Nesting parse failed")
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}
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print("")
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i = i + 1
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}
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}
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// 境界条件精度テスト
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test_boundary_accuracy() {
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local boundary_cases = new ArrayBox()
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// 空白処理
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boundary_cases.push({input: " { \"key\" : \"value\" } ", desc: "Whitespace handling"})
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boundary_cases.push({input: "{\n \"key\": \"value\"\n}", desc: "Newline handling"})
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boundary_cases.push({input: "{\"key\":\"value\"}", desc: "No spaces"})
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// 特殊文字
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boundary_cases.push({input: "{\"key with spaces\": \"value\"}", desc: "Key with spaces"})
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boundary_cases.push({input: "{\"comma,inside\": \"value,with,commas\"}", desc: "Commas in strings"})
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local i = 0
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loop(i < boundary_cases.length()) {
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local test_case = boundary_cases.get(i)
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local input = test_case.input
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local desc = test_case.desc
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print("Testing: " + desc)
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print(" Input: '" + input + "'")
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local parsed = JsonParserUtils.parse_json(input)
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if parsed != null {
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print(" ✅ Boundary condition handled")
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} else {
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print(" ❌ Boundary condition failed")
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}
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i = i + 1
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}
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}
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// エラー検出精度テスト
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test_error_detection() {
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local error_cases = new ArrayBox()
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// 構文エラー
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error_cases.push({input: "{\"key\": }", desc: "Missing value"})
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error_cases.push({input: "{\"key\" \"value\"}", desc: "Missing colon"})
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error_cases.push({input: "{\"key\": \"value\",}", desc: "Trailing comma"})
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error_cases.push({input: "[1, 2, 3,]", desc: "Trailing comma in array"})
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// 不正な文字列
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error_cases.push({input: "{\"key\": \"unclosed string}", desc: "Unclosed string"})
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error_cases.push({input: "{\"key\": \"invalid\\x escape\"}", desc: "Invalid escape"})
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// 不正な数値
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error_cases.push({input: "{\"key\": 01}", desc: "Leading zero"})
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error_cases.push({input: "{\"key\": -}", desc: "Incomplete number"})
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local i = 0
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loop(i < error_cases.length()) {
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local test_case = error_cases.get(i)
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local input = test_case.input
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local desc = test_case.desc
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print("Testing error detection: " + desc)
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print(" Input: " + input)
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local parsed = JsonParserUtils.parse_json(input)
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if parsed == null {
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print(" ✅ Error correctly detected")
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} else {
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print(" ❌ Error not detected (should have failed)")
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}
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i = i + 1
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}
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}
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// ラウンドトリップテスト
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test_roundtrip_accuracy() {
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local complex_json = "{\"project\": \"Nyash JSON Native\", \"version\": 1, \"features\": [\"modular\", \"beautiful\", \"accurate\"], \"config\": {\"provider\": \"nyash\", \"fallback\": true}, \"status\": \"phase2_complete\"}"
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print("Complex JSON roundtrip test:")
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print("Input: " + complex_json)
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local result = JsonParserUtils.roundtrip_test(complex_json)
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if result != null {
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print("Output: " + result)
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print("✅ Complex roundtrip successful")
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// 2回目のラウンドトリップテスト（安定性確認）
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local second_result = JsonParserUtils.roundtrip_test(result)
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if second_result == result {
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print("✅ Stable roundtrip confirmed")
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} else {
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print("⚠️ Roundtrip not stable")
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}
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} else {
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print("❌ Complex roundtrip failed")
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}
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}
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}
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