Test for https://github.com/decorators-squad/eo-yaml/pull/476 case

pom.xml

@@ -126,7 +126,7 @@
         <dependency>
             <groupId>com.amihaiemil.web</groupId>
             <artifactId>eo-yaml</artifactId>
-            <version>5.2.1</version>
+            <version>6.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
@@ -144,6 +144,11 @@
                 test
             </scope>
         </dependency>
+        <dependency>
+            <groupId>org.llorllale</groupId>
+            <artifactId>cactoos-matchers</artifactId>
+            <version>0.25</version>
+        </dependency>
     </dependencies>
 
 </project>

src/main/java/org/fusionsoft/database/mapping/dbd/DbdRootMappingBuilt.java

@@ -16,11 +16,11 @@
 package org.fusionsoft.database.mapping.dbd;
 
 import org.cactoos.map.MapEntry;
-import org.fusionsoft.database.mapping.entries.ScalarEntry;
 import org.fusionsoft.database.mapping.fields.DbdRootFields;
 import org.fusionsoft.database.snapshot.DatabaseInfo;
 import org.fusionsoft.database.snapshot.Objects;
 import org.fusionsoft.lib.yaml.YamlMappingOfEntries;
+import org.fusionsoft.lib.yaml.YamlPlainScalarOf;
 
 /**
  * The ways to construct DBD mapping.
@@ -41,9 +41,9 @@ public DbdRootMappingBuilt(
     ) {
         super(
             new YamlMappingOfEntries(
-                new ScalarEntry(
+                new MapEntry<>(
                     DbdRootFields.JSONSCHEMA,
-                    new TextOfDbdDefaultJsonSchemaRef()
+                    new YamlPlainScalarOf(new TextOfDbdDefaultJsonSchemaRef())
                 ),
                 new MapEntry<>(
                     DbdRootFields.INFO,

src/main/java/org/fusionsoft/database/mapping/entries/ScalarEntry.java

@@ -15,14 +15,11 @@
  */
 package org.fusionsoft.database.mapping.entries;
 
-import com.amihaiemil.eoyaml.Yaml;
 import com.amihaiemil.eoyaml.YamlNode;
 import java.util.Map;
-import org.cactoos.Scalar;
 import org.cactoos.Text;
-import org.cactoos.scalar.Sticky;
-import org.cactoos.scalar.Unchecked;
 import org.fusionsoft.lib.exception.NotImplemented;
+import org.fusionsoft.lib.yaml.YamlPlainScalarOf;
 
 /**
  * The type of Map.Entry of Text -> YamlNode that can be constructed of
@@ -37,18 +34,18 @@ public class ScalarEntry implements Map.Entry<Text, YamlNode> {
     private final Text text;
 
     /**
-     * The Scalar of YamlNode encapsulated.
+     * The Scalar YamlNode encapsulated.
      */
-    private final Unchecked<YamlNode> node;
+    private final YamlNode node;
 
     /**
      * Instantiates a new Scalar entry.
      * @param text The Text to be encapsulated.
-     * @param node The Scalar of YamlNode to be encapsulated.
+     * @param node The Scalar YamlNode to be encapsulated.
      */
-    private ScalarEntry(final Text text, final Scalar<YamlNode> node) {
+    private ScalarEntry(final Text text, final YamlNode node) {
         this.text = text;
-        this.node = new Unchecked<>(new Sticky<>(node));
+        this.node = node;
     }
 
     /**
@@ -59,7 +56,7 @@ private ScalarEntry(final Text text, final Scalar<YamlNode> node) {
     public ScalarEntry(final Text key, final Text value) {
         this(
             key,
-            () -> Yaml.createYamlScalarBuilder().addLine(value.asString()).buildPlainScalar()
+            new YamlPlainScalarOf(value)
         );
     }
 
@@ -70,7 +67,7 @@ public final Text getKey() {
 
     @Override
     public final YamlNode getValue() {
-        return this.node.value();
+        return this.node;
     }
 
     @Override

src/main/java/org/fusionsoft/lib/yaml/YamlNodeOfScalar.java

@@ -47,6 +47,11 @@ public YamlNodeOfScalar(final org.cactoos.Scalar<YamlNode> scalar) {
         this.scalar = new Unchecked<>(new Sticky<>(scalar));
     }
 
+    @Override
+    public boolean isEmpty() {
+        return this.scalar.value().isEmpty();
+    }
+
     @Override
     public final Comment comment() {
         return this.scalar.value().comment();

src/test/java/org/fusionsoft/database/mapping/dbd/DbdSchemasMappingOfObjectsTest.java

@@ -29,10 +29,9 @@ class DbdSchemasMappingOfObjectsTest {
 
     /**
      * Creates mapping identical to input.
-     * @throws Exception When can't.
      */
     @Test
-    public void createsMappingIdenticalToInput() throws Exception {
+    public void createsMappingIdenticalToInput() {
         final MappingOfExampleYaml yaml = new MappingOfExampleYaml();
         Assertions.assertEquals(
             new YamlMappingOfPath(yaml, "schemas").toString(),

src/test/java/org/fusionsoft/lib/yaml/YamlPlainScalarOfTest.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2018-2021 FusionSoft
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied.
+ *
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ */
+package org.fusionsoft.lib.yaml;
+
+import org.cactoos.Text;
+import org.cactoos.map.MapEntry;
+import org.cactoos.text.TextOf;
+import org.fusionsoft.lib.exception.ValidationException;
+import org.junit.jupiter.api.Test;
+import org.llorllale.cactoos.matchers.Assertion;
+import org.llorllale.cactoos.matchers.Throws;
+
+/**
+ * The test for {@link YamlPlainScalarOf} class.
+ * @since 0.1
+ */
+class YamlPlainScalarOfTest {
+
+    /**
+     * Can use to string when decorate yaml node.
+     */
+    @Test
+    public void canUseToStringWhenDecorateYamlNode() {
+        final Text text = new TextOf("ABDC");
+        new Assertion<>(
+            "???",
+            () -> {
+                throw new ValidationException(
+                    new YamlMappingOfEntries(
+                        new MapEntry<>(
+                            text,
+                            new YamlPlainScalarOf(text)
+                        )
+                    ).toString()
+                );
+            },
+            new Throws<>(ValidationException.class)
+        ).affirm();
+    }
+
+}

src/test/java/org/fusionsoft/lib/yaml/artefacts/package-info.java

@@ -14,6 +14,6 @@
  * and limitations under the License.
  */
 /**
- * Tests for yaml artefacts.
+ * Tests for {@link org.fusionsoft.lib.yaml.artefacts} package classes.
  */
 package org.fusionsoft.lib.yaml.artefacts;

src/test/java/org/fusionsoft/lib/yaml/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2018-2021 FusionSoft
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied.
+ *
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ */
+
+/**
+ * Tests for {@link org.fusionsoft.lib.yaml} package classes.
+ */
+package org.fusionsoft.lib.yaml;