From 6a493e0518e4b88cc68f6d4aae1faea08aa3afce Mon Sep 17 00:00:00 2001
From: Niki Roo <niki@nikiroo.be>
Date: Tue, 13 Mar 2018 07:41:39 +0100
Subject: [PATCH] Text justification WIP

---
 src/be/nikiroo/utils/StringJustifier.java     | 20 +++++++++++--
 .../nikiroo/utils/test/StringUtilsTest.java   | 30 ++++++++++++++++---
 src/be/nikiroo/utils/test/Test.java           |  5 ++--
 3 files changed, 47 insertions(+), 8 deletions(-)

diff --git a/src/be/nikiroo/utils/StringJustifier.java b/src/be/nikiroo/utils/StringJustifier.java
index 4aab2e78..d968098a 100644
--- a/src/be/nikiroo/utils/StringJustifier.java
+++ b/src/be/nikiroo/utils/StringJustifier.java
@@ -37,6 +37,22 @@ import java.util.List;
  * into justified text paragraphs.
  */
 class StringJustifier {
+	/**
+	 * Process the given text into a list of left-justified lines of a given
+	 * max-width.
+	 * 
+	 * @param data
+	 *            the text to justify
+	 * @param width
+	 *            the maximum width of a line
+	 * 
+	 * @return the list of justified lines
+	 */
+	static List<String> left2(final String data, final int width) {
+		List<String> result = new LinkedList<String>();
+
+		return result;
+	}
 
 	/**
 	 * Left-justify a string into a list of lines.
@@ -104,7 +120,7 @@ class StringJustifier {
 						inWord = true;
 					}
 				}
-			} // for (int j = 0; j < rawLines[i].length(); j++)
+			} // next j
 
 			if (word.length() + line.length() > n) {
 				// This word will exceed the line length. Wrap at it
@@ -118,7 +134,7 @@ class StringJustifier {
 				line.append(word);
 			}
 			result.add(line.toString());
-		} // for (int i = 0; i < rawLines.length; i++) {
+		} // next i
 
 		return result;
 	}
diff --git a/src/be/nikiroo/utils/test/StringUtilsTest.java b/src/be/nikiroo/utils/test/StringUtilsTest.java
index 274e5e88..452b9061 100644
--- a/src/be/nikiroo/utils/test/StringUtilsTest.java
+++ b/src/be/nikiroo/utils/test/StringUtilsTest.java
@@ -2,6 +2,7 @@ package be.nikiroo.utils.test;
 
 import java.util.Date;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 
@@ -141,10 +142,31 @@ class StringUtilsTest extends TestLauncher {
 		addTest(new TestCase("Justifying") {
 			@Override
 			public void test() throws Exception {
-				for (String data : new String[] {}) {
-					// TODO: test it!
-					// String result = StringUtils.justifyText(data, 5,
-					// StringUtils.Alignment.LEFT);
+				for (String data : new String[] { "test",
+						"let's test some words", "" }) {
+					int total = 0;
+					for (String word : data.split((" "))) {
+						total += word.replace("-", "").replace(" ", "")
+								.length();
+					}
+					List<String> result = StringUtils.justifyText(data, 5,
+							StringUtils.Alignment.LEFT);
+					
+					System.out.println("["+data+"] -> [");
+
+					int totalResult = 0;
+					for (String resultLine : result) {
+						System.out.println(resultLine);
+						for (String word : resultLine.split((" "))) {
+							totalResult += word.replace("-", "")
+									.replace(" ", "").length();
+						}
+					}
+					System.out.println("]");
+
+					assertEquals(
+							"The number of letters ('-' not included) should be identical before and after",
+							total, totalResult);
 				}
 			}
 		});
diff --git a/src/be/nikiroo/utils/test/Test.java b/src/be/nikiroo/utils/test/Test.java
index dd6bf611..bb08e2b4 100644
--- a/src/be/nikiroo/utils/test/Test.java
+++ b/src/be/nikiroo/utils/test/Test.java
@@ -19,14 +19,15 @@ public class Test extends TestLauncher {
 	public Test(String[] args) {
 		super("Nikiroo-utils", args);
 
+		/*
 		addSeries(new ProgressTest(args));
 		addSeries(new BundleTest(args));
 		addSeries(new IOUtilsTest(args));
 		addSeries(new VersionTest(args));
 		addSeries(new SerialTest(args));
 		addSeries(new SerialServerTest(args));
-		addSeries(new StringUtilsTest(args));
-		addSeries(new TempFilesTest(args));
+		*/addSeries(new StringUtilsTest(args));
+		//addSeries(new TempFilesTest(args));
 
 		// TODO: test cache and downloader
 		Cache cache = null;
-- 
2.27.0