From 8bbef90bc5af19a261a35b8dcb603e3427edca63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Victor=20No=C3=ABl?= <victor.noel@crazydwarves.org>
Date: Sat, 1 Feb 2020 14:49:10 +0100
Subject: [PATCH 1/2] (#1239) HeadInput is renamed to HeadOf

---
 .../java/org/cactoos/io/{HeadInput.java => HeadOf.java}   | 4 ++--
 .../cactoos/io/{HeadInputTest.java => HeadOfTest.java}    | 8 ++++----
 2 files changed, 6 insertions(+), 6 deletions(-)
 rename src/main/java/org/cactoos/io/{HeadInput.java => HeadOf.java} (94%)
 rename src/test/java/org/cactoos/io/{HeadInputTest.java => HeadOfTest.java} (94%)

diff --git a/src/main/java/org/cactoos/io/HeadInput.java b/src/main/java/org/cactoos/io/HeadOf.java
similarity index 94%
rename from src/main/java/org/cactoos/io/HeadInput.java
rename to src/main/java/org/cactoos/io/HeadOf.java
index 1f2badf317..27717e4082 100644
--- a/src/main/java/org/cactoos/io/HeadInput.java
+++ b/src/main/java/org/cactoos/io/HeadOf.java
@@ -31,7 +31,7 @@
  *
  * @since 0.31
  */
-public final class HeadInput implements Input {
+public final class HeadOf implements Input {
 
     /**
      * The original input.
@@ -48,7 +48,7 @@ public final class HeadInput implements Input {
      * @param orig The original input.
      * @param len Limit of bytes that can be read from the beginning.
      */
-    public HeadInput(final Input orig, final int len) {
+    public HeadOf(final Input orig, final int len) {
         this.origin = orig;
         this.length = len;
     }
diff --git a/src/test/java/org/cactoos/io/HeadInputTest.java b/src/test/java/org/cactoos/io/HeadOfTest.java
similarity index 94%
rename from src/test/java/org/cactoos/io/HeadInputTest.java
rename to src/test/java/org/cactoos/io/HeadOfTest.java
index 65e1ed554f..ae3f4c29a9 100644
--- a/src/test/java/org/cactoos/io/HeadInputTest.java
+++ b/src/test/java/org/cactoos/io/HeadOfTest.java
@@ -29,20 +29,20 @@
 import org.llorllale.cactoos.matchers.TextHasString;
 
 /**
- * Test cases for {@link HeadInput}.
+ * Test cases for {@link HeadOf}.
  *
  * @since 0.31
  * @checkstyle JavadocMethodCheck (500 lines)
  * @checkstyle MagicNumberCheck (500 lines)
  */
-public final class HeadInputTest {
+public final class HeadOfTest {
 
     @Test
     public void readsHeadOfLongerInput() throws Exception {
         new Assertion<>(
             "must limit exactly the number of read bytes",
             new TextOf(
-                new HeadInput(
+                new HeadOf(
                     new InputOf("readsHeadOfLongerInput"),
                     5
                 )
@@ -57,7 +57,7 @@ public void readsHeadOfShorterInput() throws Exception {
         new Assertion<>(
             "must limit to at most the number of available bytes",
             new TextOf(
-                new HeadInput(
+                new HeadOf(
                     new InputOf(input),
                     35
                 )

From b54cae495c3367536c59c2ea20803f4dd4fcca70 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Victor=20No=C3=ABl?= <victor.noel@crazydwarves.org>
Date: Mon, 3 Feb 2020 19:08:01 +0100
Subject: [PATCH 2/2] (#1239) Add extra tests for HeadOf

---
 src/test/java/org/cactoos/io/HeadOfTest.java | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/test/java/org/cactoos/io/HeadOfTest.java b/src/test/java/org/cactoos/io/HeadOfTest.java
index ae3f4c29a9..2b563c3d5c 100644
--- a/src/test/java/org/cactoos/io/HeadOfTest.java
+++ b/src/test/java/org/cactoos/io/HeadOfTest.java
@@ -51,6 +51,20 @@ public void readsHeadOfLongerInput() throws Exception {
         ).affirm();
     }
 
+    @Test
+    public void readsEmptyHeadOfInput() throws Exception {
+        new Assertion<>(
+            "must limit to 0 the number of read bytes",
+            new TextOf(
+                new HeadOf(
+                    new InputOf("readsEmptyHeadOfInput"),
+                    0
+                )
+            ),
+            new TextHasString("")
+        ).affirm();
+    }
+
     @Test
     public void readsHeadOfShorterInput() throws Exception {
         final String input = "readsHeadOfShorterInput";