Merge branch '__rultor'

yegor256 · Feb 6, 2020 · c941b2d · c941b2d
2 parents 2f52b54 + b54cae4
commit c941b2d
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Showing 2 changed files with 20 additions and 6 deletions.
diff --git a/src/main/java/org/cactoos/io/HeadInput.java → src/main/java/org/cactoos/io/HeadOf.java b/src/main/java/org/cactoos/io/HeadInput.java → 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/...st/java/org/cactoos/io/HeadInputTest.java → src/test/java/org/cactoos/io/HeadOfTest.java b/...st/java/org/cactoos/io/HeadInputTest.java → 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
                 )
@@ -51,13 +51,27 @@ 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";
         new Assertion<>(
             "must limit to at most the number of available bytes",
             new TextOf(
-                new HeadInput(
+                new HeadOf(
                     new InputOf(input),
                     35
                 )