Add isRequired requirement to LengthValidator

- Update unit tests
opensrp · Jun 21, 2022 · 3fb13a3 · 3fb13a3
1 parent 3d37280
commit 3fb13a3
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Showing 7 changed files with 140 additions and 100 deletions.
diff --git a/...n-form-wizard/src/main/java/com/vijay/jsonwizard/validators/edittext/LengthValidator.java b/...n-form-wizard/src/main/java/com/vijay/jsonwizard/validators/edittext/LengthValidator.java
@@ -1,5 +1,7 @@
 package com.vijay.jsonwizard.validators.edittext;
 
+import android.support.annotation.NonNull;
+
 import com.rengwuxian.materialedittext.validation.METValidator;
 
 /**
@@ -9,17 +11,22 @@ public class LengthValidator extends METValidator {
 
     protected int minLength = 0;
     protected int maxLength = Integer.MAX_VALUE;
+    protected boolean isRequired;
 
-    public LengthValidator(String errorMessage, int minLength, int maxLength) {
+    public LengthValidator(String errorMessage, int minLength, int maxLength, boolean isRequired) {
         super(errorMessage);
         this.minLength = minLength;
         this.maxLength = maxLength;
+        this.isRequired = isRequired;
     }
 
     @Override
-    public boolean isValid(CharSequence charSequence, boolean isEmpty) {
-        return charSequence != null
-                ? charSequence.length() >= minLength && charSequence.length() <= maxLength
-                : false;
+    public boolean isValid(@NonNull CharSequence charSequence, boolean isEmpty) {
+        if (isRequired && isEmpty)
+            return false;
+        else if (!isRequired && isEmpty)
+            return true;
+        else
+            return (charSequence != null && charSequence.length() >= minLength && charSequence.length() <= maxLength);
     }
 }
diff --git a/...orm-wizard/src/main/java/com/vijay/jsonwizard/validators/edittext/MaxLengthValidator.java b/...orm-wizard/src/main/java/com/vijay/jsonwizard/validators/edittext/MaxLengthValidator.java
@@ -7,7 +7,7 @@
  */
 public class MaxLengthValidator extends LengthValidator {
 
-    public MaxLengthValidator(String errorMessage, int maxLength) {
-        super(errorMessage, EditTextFactory.MIN_LENGTH, maxLength);
+    public MaxLengthValidator(String errorMessage, int maxLength, boolean isRequired) {
+        super(errorMessage, EditTextFactory.MIN_LENGTH, maxLength, isRequired);
     }
 }
diff --git a/...orm-wizard/src/main/java/com/vijay/jsonwizard/validators/edittext/MinLengthValidator.java b/...orm-wizard/src/main/java/com/vijay/jsonwizard/validators/edittext/MinLengthValidator.java
@@ -7,7 +7,7 @@
  */
 public class MinLengthValidator extends LengthValidator {
 
-    public MinLengthValidator(String errorMessage, int minLength) {
-        super(errorMessage, minLength, EditTextFactory.MAX_LENGTH);
+    public MinLengthValidator(String errorMessage, int minLength, boolean isRequired) {
+        super(errorMessage, minLength, EditTextFactory.MAX_LENGTH, isRequired);
     }
 }
diff --git a/android-json-form-wizard/src/main/java/com/vijay/jsonwizard/widgets/EditTextFactory.java b/android-json-form-wizard/src/main/java/com/vijay/jsonwizard/widgets/EditTextFactory.java
diff --git a/...rm-wizard/src/test/java/com/vijay/jsonwizard/validators/edittext/LengthValidatorTest.java b/...rm-wizard/src/test/java/com/vijay/jsonwizard/validators/edittext/LengthValidatorTest.java
@@ -8,26 +8,32 @@
 public class LengthValidatorTest extends BaseTest {
 
     @Test
-    public void isValidShouldReturnTrueWhenEditTextValueIsEmptyAndMinimumLengthIsZero() {
-        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50);
+    public void isValidShouldReturnTrueWhenEditTextValueIsEmptyAndMinimumLengthIsZeroAndIsNotRequired() {
+        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50, false);
         Assert.assertEquals(true, validator.isValid("", true));
     }
 
+    @Test
+    public void isValidShouldReturnFalseWhenEditTextValueIsEmptyAndIsRequired() {
+        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50, true);
+        Assert.assertEquals(false, validator.isValid("", true));
+    }
+
     @Test
     public void isValidShouldReturnTrueWhenEditTextValueIsNotEmptyAndIsLowerThanMaximumLength() {
-        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50);
+        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50, false);
         Assert.assertEquals(true, validator.isValid(DEFAULT_TEST_MESSAGE, false));
     }
 
     @Test
     public void isValidShouldReturnFalseWhenEditTextValueIsLongerThanMaximumLength() {
-        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, 20);
+        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, 20, false);
         Assert.assertEquals(false, validator.isValid("This message is longer", false));
     }
 
     @Test
     public void isValidShouldReturnTrueWhenEditTextValueIsLongerThanMinimumLengthAndShorterThanMaximumLength() {
-        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50);
+        LengthValidator validator = new LengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_0, CONSTANT_INT_50, false);
         Assert.assertEquals(true, validator.isValid(DEFAULT_TEST_MESSAGE, false));
     }
 }
diff --git a/...wizard/src/test/java/com/vijay/jsonwizard/validators/edittext/MaxLengthValidatorTest.java b/...wizard/src/test/java/com/vijay/jsonwizard/validators/edittext/MaxLengthValidatorTest.java
@@ -6,34 +6,28 @@
 import org.junit.Test;
 
 public class MaxLengthValidatorTest extends BaseTest {
+
     @Test
     public void isValidShouldReturnFalseWhenStringLengthGreaterThanMaxSetValue() {
-
-        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1);
+        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1, false);
         Assert.assertEquals(false, validator.isValid(DEFAULT_TEST_MESSAGE, false));
-
     }
 
     @Test
     public void isValidShouldReturnTrueWhenStringLengthLessThanMaxSetValue() {
-
-        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_50);
+        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_50, false);
         Assert.assertEquals(true, validator.isValid(DEFAULT_TEST_MESSAGE, false));
-
     }
 
     @Test
     public void isValidShouldReturnTrueWhenStringLengthEqualToMaxSetValue() {
-        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_16);
+        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_16, false);
         Assert.assertEquals(true, validator.isValid(DEFAULT_TEST_MESSAGE, false));
-
     }
 
     @Test
     public void isValidShouldReturnTrueWhenTheStringIsNull() {
-        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1);
+        MaxLengthValidator validator = new MaxLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1, false);
         Assert.assertEquals(false, (validator.isValid(null, false)));
     }
-
 }
-
diff --git a/...wizard/src/test/java/com/vijay/jsonwizard/validators/edittext/MinLengthValidatorTest.java b/...wizard/src/test/java/com/vijay/jsonwizard/validators/edittext/MinLengthValidatorTest.java
@@ -6,34 +6,28 @@
 import org.junit.Test;
 
 public class MinLengthValidatorTest extends BaseTest {
+
     @Test
     public void isValidShouldReturnTrueWhenStringLengthIsGreaterThanMinSetValue() {
-
-        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1);
+        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1, false);
         Assert.assertEquals(true, validator.isValid(DEFAULT_TEST_MESSAGE, false));
-
     }
 
     @Test
     public void isValidShouldReturnFalseWhenStringLengthIsLessThanMinSetValue() {
-
-        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_50);
+        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_50, false);
         Assert.assertEquals(false, validator.isValid(DEFAULT_TEST_MESSAGE, false));
-
     }
 
     @Test
     public void isValidShouldReturnTrueWhenStringLengthIsEqualToMinSetValue() {
-
-        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_16);
+        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_16, false);
         Assert.assertEquals(true, validator.isValid(DEFAULT_TEST_MESSAGE, false));
-
     }
 
     @Test
     public void isValidShouldReturnTrueWhenTheStringIsNull() {
-        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1);
+        MinLengthValidator validator = new MinLengthValidator(DEFAULT_ERROR_MSG, CONSTANT_INT_1, false);
         Assert.assertEquals(false, (validator.isValid(null, false)));
     }
-
 }