Allow to write tests with CLI syntax

CQ: 6385
Bug: 365444
Change-Id: I2d5164cd92429673fe3c37e9f5f9bc565192cc12
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

1 files changed, 38 insertions, 0 deletions

diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/util/IO.java b/org.eclipse.jgit/src/org/eclipse/jgit/util/IO.java
index fab86025dc..910d982015 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/util/IO.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/util/IO.java
@@ -54,6 +54,8 @@ import java.io.InputStream;
 import java.nio.ByteBuffer;
 import java.nio.channels.ReadableByteChannel;
 import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.List;
 
 import org.eclipse.jgit.internal.JGitText;
 
@@ -331,6 +333,42 @@ public class IO {
 		}
 	}
 
+	/**
+	 * Divides the given string into lines.
+	 *
+	 * @param s
+	 *            the string to read
+	 * @return the string divided into lines
+	 */
+	public static List<String> readLines(final String s) {
+		List<String> l = new ArrayList<String>();
+		StringBuilder sb = new StringBuilder();
+		for (int i = 0; i < s.length(); i++) {
+			char c = s.charAt(i);
+			if (c == '\n') {
+				l.add(sb.toString());
+				sb.setLength(0);
+				continue;
+			}
+			if (c == '\r') {
+				if (i + 1 < s.length()) {
+					c = s.charAt(++i);
+					l.add(sb.toString());
+					sb.setLength(0);
+					if (c != '\n')
+						sb.append(c);
+					continue;
+				} else { // EOF
+					l.add(sb.toString());
+					break;
+				}
+			}
+			sb.append(c);
+		}
+		l.add(sb.toString());
+		return l;
+	}
+
 	private IO() {
 		// Don't create instances of a static only utility.
 	}