From a74b7a96adecfd4381e6b785ae9dbe41ba1f63f1 Mon Sep 17 00:00:00 2001
From: komutan <t_komuta@nifty.com>
Date: Mon, 17 Nov 2014 18:21:24 +0900
Subject: [PATCH] =?utf8?q?MeCabNodeExtension=E3=81=AE=E3=83=9D=E3=82=A4?=
 =?utf8?q?=E3=83=B3=E3=82=BF=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 src/LibNMeCabMMF/Extension/MeCabNodeExtension.cs | 210 +++++++++++++----------
 src/LibNMeCabTest/MeCabNodeExtensionTest.cs      | 200 ++++++++++++++-------
 2 files changed, 255 insertions(+), 155 deletions(-)

diff --git a/src/LibNMeCabMMF/Extension/MeCabNodeExtension.cs b/src/LibNMeCabMMF/Extension/MeCabNodeExtension.cs
index cbf1e77..907f904 100644
--- a/src/LibNMeCabMMF/Extension/MeCabNodeExtension.cs
+++ b/src/LibNMeCabMMF/Extension/MeCabNodeExtension.cs
@@ -1,91 +1,119 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-
-namespace NMeCab.Extension
-{
-    public static class MeCabNodeExtension
-    {
-        /// <summary>
-        /// 品詞を取得
-        /// </summary>
-        public static string GetPartsOfSpeech(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 0);
-        }
-
-        /// <summary>
-        /// 品詞細分類1を取得
-        /// </summary>
-        public static string GetPartsOfSpeechSection1(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 1);
-        }
-
-        /// <summary>
-        /// 品詞細分類2を取得
-        /// </summary>
-        public static string GetPartsOfSpeechSection2(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 2);
-        }
-
-        /// <summary>
-        /// 品詞細分類3を取得
-        /// </summary>
-        public static string GetPartsOfSpeechSection3(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 3);
-        }
-
-        /// <summary>
-        /// 活用形を取得
-        /// </summary>
-        public static string GetConjugatedForm(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 4);
-        }
-
-        /// <summary>
-        /// 活用型を取得
-        /// </summary>
-        public static string GetInflection(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 5);
-        }
-
-        /// <summary>
-        /// 活用型を取得
-        /// </summary>
-        public static string GetOriginalForm(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 6);
-        }
-
-        /// <summary>
-        /// 読みを取得
-        /// </summary>
-        public static string GetReading(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 7);
-        }
-
-        /// <summary>
-        /// 発音を取得
-        /// </summary>
-        public static string GetPronounciation(this MeCabNode node)
-        {
-            return GetCsvElement(node.Feature, 8);
-        }
-
-        private static string GetCsvElement(string csvRow, int index)
-        {
-            if (string.IsNullOrEmpty(csvRow)) return null;
-
-            string[] items = csvRow.Split(',');
-            if (items.Length <= index) return null;
-
-            return items[index];
-        }
-    }
-}
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace NMeCab.Extension
+{
+    public static class MeCabNodeExtension
+    {
+        /// <summary>
+        /// 品詞を取得
+        /// </summary>
+        public static string GetPartsOfSpeech(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 0);
+        }
+
+        /// <summary>
+        /// 品詞細分類1を取得
+        /// </summary>
+        public static string GetPartsOfSpeechSection1(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 1);
+        }
+
+        /// <summary>
+        /// 品詞細分類2を取得
+        /// </summary>
+        public static string GetPartsOfSpeechSection2(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 2);
+        }
+
+        /// <summary>
+        /// 品詞細分類3を取得
+        /// </summary>
+        public static string GetPartsOfSpeechSection3(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 3);
+        }
+
+        /// <summary>
+        /// 活用形を取得
+        /// </summary>
+        public static string GetConjugatedForm(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 4);
+        }
+
+        /// <summary>
+        /// 活用型を取得
+        /// </summary>
+        public static string GetInflection(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 5);
+        }
+
+        /// <summary>
+        /// 活用型を取得
+        /// </summary>
+        public static string GetOriginalForm(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 6);
+        }
+
+        /// <summary>
+        /// 読みを取得
+        /// </summary>
+        public static string GetReading(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 7);
+        }
+
+        /// <summary>
+        /// 発音を取得
+        /// </summary>
+        public static string GetPronounciation(this MeCabNode node)
+        {
+            return GetCsvElement(node.Feature, 8);
+        }
+
+
+        private unsafe static string GetCsvElement(string csvRow, int index)
+        {
+            if (string.IsNullOrEmpty(csvRow)) return null;
+
+            fixed (char* pCsvRow = csvRow)
+                return GetCsvElement(pCsvRow, csvRow.Length, index);
+
+            //string[] items = csvRow.Split(',');
+            //if (items.Length <= index) return null;
+
+            //return items[index];
+        }
+
+        private unsafe static string GetCsvElement(char* csvRow, int rowLength, int index)
+        {
+            char* end = csvRow + rowLength;
+
+            for (int i = 0; i < index; i++)
+            {
+                while (*csvRow != ',')
+                {
+                    if (csvRow == end) return null;
+                    csvRow++;
+                }
+                csvRow++;
+            }
+
+            int len = 0;
+            while (csvRow != end && *csvRow != ',')
+            {
+                len++;
+                csvRow++;
+            }
+
+            return new string(csvRow - len, 0, len);
+        }
+    }
+}
diff --git a/src/LibNMeCabTest/MeCabNodeExtensionTest.cs b/src/LibNMeCabTest/MeCabNodeExtensionTest.cs
index de37df2..fcca786 100644
--- a/src/LibNMeCabTest/MeCabNodeExtensionTest.cs
+++ b/src/LibNMeCabTest/MeCabNodeExtensionTest.cs
@@ -1,64 +1,136 @@
-using System;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
-using NMeCab.Extension;
-
-namespace LibNMeCabTest
-{
-    [TestClass]
-    public class MeCabNodeExtensionTest
-    {
-        [TestMethod]
-        public void TestMethod1()
-        {
-            var node = new NMeCab.MeCabNode()
-            {
-                Feature = "品詞,品詞細分類1,品詞細分類2,品詞細分類3,活用形,活用型,原形,読み,発音"
-            };
-            Assert.AreEqual(node.GetPartsOfSpeech(), "品詞");
-            Assert.AreEqual(node.GetPartsOfSpeechSection1(), "品詞細分類1");
-            Assert.AreEqual(node.GetPartsOfSpeechSection2(), "品詞細分類2");
-            Assert.AreEqual(node.GetPartsOfSpeechSection3(), "品詞細分類3");
-            Assert.AreEqual(node.GetConjugatedForm(), "活用形");
-            Assert.AreEqual(node.GetInflection(), "活用型");
-            Assert.AreEqual(node.GetOriginalForm(), "原形");
-            Assert.AreEqual(node.GetReading(), "読み");
-            Assert.AreEqual(node.GetPronounciation(), "発音");
-        }
-
-        [TestMethod]
-        public void TestMethod2()
-        {
-            var node = new NMeCab.MeCabNode()
-            {
-                Feature = "品詞"
-            };
-            Assert.AreEqual(node.GetPartsOfSpeech(), "品詞");
-            Assert.IsNull(node.GetPartsOfSpeechSection1());
-            Assert.IsNull(node.GetPartsOfSpeechSection2());
-            Assert.IsNull(node.GetPartsOfSpeechSection3());
-            Assert.IsNull(node.GetConjugatedForm());
-            Assert.IsNull(node.GetInflection());
-            Assert.IsNull(node.GetOriginalForm());
-            Assert.IsNull(node.GetReading());
-            Assert.IsNull(node.GetPronounciation());
-        }
-
-        [TestMethod]
-        public void TestMethod3()
-        {
-            var node = new NMeCab.MeCabNode()
-            {
-                Feature = null
-            };
-            Assert.IsNull(node.GetPartsOfSpeech());
-            Assert.IsNull(node.GetPartsOfSpeechSection1());
-            Assert.IsNull(node.GetPartsOfSpeechSection2());
-            Assert.IsNull(node.GetPartsOfSpeechSection3());
-            Assert.IsNull(node.GetConjugatedForm());
-            Assert.IsNull(node.GetInflection());
-            Assert.IsNull(node.GetOriginalForm());
-            Assert.IsNull(node.GetReading());
-            Assert.IsNull(node.GetPronounciation());
-        }
-    }
-}
+using System;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using NMeCab.Extension;
+
+namespace LibNMeCabTest
+{
+    [TestClass]
+    public class MeCabNodeExtensionTest
+    {
+        [TestMethod]
+        public void TestMethod1()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = "品詞,品詞細分類1,品詞細分類2,品詞細分類3,活用形,活用型,原形,読み,発音"
+            };
+            Assert.AreEqual("品詞", node.GetPartsOfSpeech());
+            Assert.AreEqual("品詞細分類1", node.GetPartsOfSpeechSection1());
+            Assert.AreEqual("品詞細分類2", node.GetPartsOfSpeechSection2());
+            Assert.AreEqual("品詞細分類3", node.GetPartsOfSpeechSection3());
+            Assert.AreEqual("活用形", node.GetConjugatedForm());
+            Assert.AreEqual("活用型", node.GetInflection());
+            Assert.AreEqual("原形", node.GetOriginalForm());
+            Assert.AreEqual("読み", node.GetReading());
+            Assert.AreEqual("発音", node.GetPronounciation());
+        }
+
+        [TestMethod]
+        public void TestMethod2()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = ",,,,,,,,"
+            };
+            Assert.AreEqual("", node.GetPartsOfSpeech());
+            Assert.AreEqual("", node.GetPartsOfSpeechSection1());
+            Assert.AreEqual("", node.GetPartsOfSpeechSection2());
+            Assert.AreEqual("", node.GetPartsOfSpeechSection3());
+            Assert.AreEqual("", node.GetConjugatedForm());
+            Assert.AreEqual("", node.GetInflection());
+            Assert.AreEqual("", node.GetOriginalForm());
+            Assert.AreEqual("", node.GetReading());
+            Assert.AreEqual("", node.GetPronounciation());
+        }
+
+        [TestMethod]
+        public void TestMethod3()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = null
+            };
+            Assert.IsNull(node.GetPartsOfSpeech());
+            Assert.IsNull(node.GetPartsOfSpeechSection1());
+            Assert.IsNull(node.GetPartsOfSpeechSection2());
+            Assert.IsNull(node.GetPartsOfSpeechSection3());
+            Assert.IsNull(node.GetConjugatedForm());
+            Assert.IsNull(node.GetInflection());
+            Assert.IsNull(node.GetOriginalForm());
+            Assert.IsNull(node.GetReading());
+            Assert.IsNull(node.GetPronounciation());
+        }
+
+        [TestMethod]
+        public void TestMethod4()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = ""
+            };
+            Assert.IsNull(node.GetPartsOfSpeech());
+            Assert.IsNull(node.GetPartsOfSpeechSection1());
+            Assert.IsNull(node.GetPartsOfSpeechSection2());
+            Assert.IsNull(node.GetPartsOfSpeechSection3());
+            Assert.IsNull(node.GetConjugatedForm());
+            Assert.IsNull(node.GetInflection());
+            Assert.IsNull(node.GetOriginalForm());
+            Assert.IsNull(node.GetReading());
+            Assert.IsNull(node.GetPronounciation());
+        }
+
+        [TestMethod]
+        public void TestMethod5()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = "品詞"
+            };
+            Assert.AreEqual("品詞", node.GetPartsOfSpeech());
+            Assert.IsNull(node.GetPartsOfSpeechSection1());
+            Assert.IsNull(node.GetPartsOfSpeechSection2());
+            Assert.IsNull(node.GetPartsOfSpeechSection3());
+            Assert.IsNull(node.GetConjugatedForm());
+            Assert.IsNull(node.GetInflection());
+            Assert.IsNull(node.GetOriginalForm());
+            Assert.IsNull(node.GetReading());
+            Assert.IsNull(node.GetPronounciation());
+        }
+
+        [TestMethod]
+        public void TestMethod6()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = "品詞,品詞細分類1"
+            };
+            Assert.AreEqual("品詞", node.GetPartsOfSpeech());
+            Assert.AreEqual("品詞細分類1", node.GetPartsOfSpeechSection1());
+            Assert.IsNull(node.GetPartsOfSpeechSection2());
+            Assert.IsNull(node.GetPartsOfSpeechSection3());
+            Assert.IsNull(node.GetConjugatedForm());
+            Assert.IsNull(node.GetInflection());
+            Assert.IsNull(node.GetOriginalForm());
+            Assert.IsNull(node.GetReading());
+            Assert.IsNull(node.GetPronounciation());
+        }
+
+        [TestMethod]
+        public void TestMethod7()
+        {
+            var node = new NMeCab.MeCabNode()
+            {
+                Feature = "品詞,品詞細分類1,"
+            };
+            Assert.AreEqual("品詞", node.GetPartsOfSpeech());
+            Assert.AreEqual("品詞細分類1", node.GetPartsOfSpeechSection1());
+            Assert.AreEqual("", node.GetPartsOfSpeechSection2());
+            Assert.IsNull(node.GetPartsOfSpeechSection3());
+            Assert.IsNull(node.GetConjugatedForm());
+            Assert.IsNull(node.GetInflection());
+            Assert.IsNull(node.GetOriginalForm());
+            Assert.IsNull(node.GetReading());
+            Assert.IsNull(node.GetPronounciation());
+        }
+    }
+}
-- 
2.11.0