Merge pull request #477 from OpenSRP/tt-01-08-2020

Add ExpansionPanelUndoButtonClickListener tests

android-json-form-wizard/src/test/java/com/vijay/jsonwizard/listeners/ExpansionPanelUndoButtonClickListenerTest.java

@@ -0,0 +1,61 @@
+package com.vijay.jsonwizard.listeners;
+
+import android.content.Context;
+import android.view.View;
+
+import com.vijay.jsonwizard.R;
+import com.vijay.jsonwizard.constants.JsonFormConstants;
+import com.vijay.jsonwizard.utils.FormUtils;
+import com.vijay.jsonwizard.widgets.FactoryTest;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.ArgumentMatchers;
+import org.mockito.Mockito;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.shadows.ShadowAlertDialog;
+import org.robolectric.util.ReflectionHelpers;
+
+/**
+ * Created by Vincent Karuri on 07/09/2020
+ */
+public class ExpansionPanelUndoButtonClickListenerTest extends FactoryTest {
+
+    private ExpansionPanelUndoButtonClickListener expansionPanelUndoButtonClickListener;
+
+    @Before
+    public void setUp() {
+        super.setUp();
+        expansionPanelUndoButtonClickListener = new ExpansionPanelUndoButtonClickListener();
+    }
+
+    @Test
+    public void onClickShouldSetUpExpansionPanel() throws JSONException {
+        final String KEY = "key";
+        final String VALUE = "value";
+
+        View view = new View(RuntimeEnvironment.application);
+        view.setTag(R.id.key, KEY);
+        view.setTag(R.id.specify_context, jsonFormActivity);
+        view.setTag(R.id.specify_step_name, "step1");
+
+        FormUtils formUtils = Mockito.mock(FormUtils.class);
+        JSONArray fields = new JSONArray();
+        JSONObject field = new JSONObject();
+        field.put(JsonFormConstants.KEY, KEY);
+        field.put(JsonFormConstants.VALUE, VALUE);
+        field.put(JsonFormConstants.TEXT, "header");
+        fields.put(field);
+        Mockito.doReturn(fields).when(formUtils).getFormFields(ArgumentMatchers.anyString(),
+                ArgumentMatchers.any(Context.class));
+
+        ReflectionHelpers.setField(expansionPanelUndoButtonClickListener, "formUtils", formUtils);
+        expansionPanelUndoButtonClickListener.onClick(view);
+
+        Assert.assertNotNull(ShadowAlertDialog.getLatestAlertDialog());
+    }
+}