Add JaCoCo information to ReadMe and update data test

README.md

@@ -76,9 +76,18 @@ If you’re new to ODK-X you can check out the documentation:
 Once you’re up and running, you can choose an issue to start working on from here: 
 - [https://github.com/odk-x/tool-suite-X/issues](https://github.com/odk-x/tool-suite-X/issues)
 
+If you're writing tests, we use JaCoCo for test coverage reporting. This is already included in [gradle-config](https://github.com/odk-x/gradle-config)
+
 Issues tagged as [good first issue](https://github.com/odk-x/tool-suite-X/issues?q=is%3Aissue+is%3Aopen+label%3A%22good+first+issue%22) should be a good place to start.
 
 Pull requests are welcome, though please submit them against the development branch. We prefer verbose descriptions of the change you are submitting. If you are fixing a bug please provide steps to reproduce it or a link to a an issue that provides that information. If you are submitting a new feature please provide a description of the need or a link to a forum discussion about it. 
 
+## Running and viewing test coverage
+- Ensure you have a successful Build.
+- For Unit Test: Run coverage with `./gradlew createSnapshotDebugUnitTestCoverageReport`.
+- For Android Test: Run coverage with `./gradlew createSnapshotDebugAndroidTestCoverageReport`.
+- To view unit test report, open the file at ( .../androidlibrary_lib/build/reports/coverage/test/snapshot/debug/index.html) in browser.
+- To view android test report, open the file at ( .../androidlibrary_lib/build/reports/androidTests/connected/debug/flavors/snapshot/index.html) in browser.
+
 ## Links for users
 This document is aimed at helping developers and technical contributors. For information on how to get started as a user of ODK-X, see our [online documentation](https://docs.odk-x.org), or to learn more about the Open Data Kit project, visit [https://odk-x.org](https://odk-x.org).

androidlibrary_lib/src/test/java/org/opendatakit/data/ColorRuleTest.java

@@ -22,6 +22,8 @@
 
 import android.graphics.Color;
 
+import androidx.annotation.NonNull;
+
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Assert;
@@ -30,6 +32,7 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
+import java.util.TreeMap;
 import org.opendatakit.aggregate.odktables.rest.ElementDataType;
 import org.opendatakit.aggregate.odktables.rest.entity.Column;
 import org.opendatakit.database.data.BaseTable;
@@ -43,7 +46,6 @@
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
-import java.util.TreeMap;
 import java.util.UUID;
 
 @RunWith(JUnit4.class)
@@ -84,7 +86,20 @@ public void setupColorRule(){
    public void tearDownColorRule(){
       cr = null;
    }
-
+
+   @Test
+   public void testGetJsonRepresentation() {
+      ColorRule cr = new ColorRule("myElement", ColorRule.RuleType.EQUAL, "5", 0, 0);
+      TreeMap<String, Object> jsonMap = cr.getJsonRepresentation();
+
+      Assert.assertEquals("5", jsonMap.get("mValue"));
+      Assert.assertEquals("myElement", jsonMap.get("mElementKey"));
+      Assert.assertEquals(ColorRule.RuleType.EQUAL.name(), jsonMap.get("mOperator"));
+      Assert.assertNotNull(jsonMap.get("mId"));
+      Assert.assertEquals(0, jsonMap.get("mForeground"));
+      Assert.assertEquals(0, jsonMap.get("mBackground"));
+   }
+
    @Test
    public void testColorRule() {
       ColorRule cr1 = new ColorRule(MY_ELEMENT, ColorRule.RuleType.EQUAL, "5", Color.BLUE, Color
@@ -301,6 +316,20 @@ public void givenInValidColorRuleInTableRow_whenRowSearched_thenThrowException()
 
    private TypedRow setupTableWithRowEntriesAndReturnTypedRow(String[] rowEntries){
       //Setup Color table
+      BaseTable table = getBaseTable();
+      //Define the table's column
+      List<Column> columns = new ArrayList<>();
+      columns.add(new Column(COLOR_COL, COLOR_COL, ElementDataType.integer.name(), null));
+      OrderedColumns orderedColumns = new OrderedColumns(APP_NAME, TABLE_ID_1, columns);
+      //Define the table's rows
+      Row row;
+      row= new Row(rowEntries, table);
+      table.addRow(row);
+      return new TypedRow(table.getRowAtIndex(0),orderedColumns);
+   }
+
+   @NonNull
+   private static BaseTable getBaseTable() {
       String[] primaryKey = {"id"};
       String[] elementKeys = {
               MY_ELEMENT_1, MY_ELEMENT_2, MY_ELEMENT_3, MY_ELEMENT_4, MY_ELEMENT_5, MY_ELEMENT_6
@@ -312,17 +341,9 @@ private TypedRow setupTableWithRowEntriesAndReturnTypedRow(String[] rowEntries){
       elementKeyToIndex.put(MY_ELEMENT_4,3);
       elementKeyToIndex.put(MY_ELEMENT_5,4);
       elementKeyToIndex.put(MY_ELEMENT_6,5);
-      BaseTable table = new BaseTable(primaryKey, elementKeys, elementKeyToIndex, 1);
-      //Define the table's column
-      List<Column> columns = new ArrayList<>();
-      columns.add(new Column(COLOR_COL, COLOR_COL, ElementDataType.integer.name(), null));
-      OrderedColumns orderedColumns = new OrderedColumns(APP_NAME, TABLE_ID_1, columns);
-      //Define the table's rows
-      Row row;
-      row= new Row(rowEntries, table);
-      table.addRow(row);
-      return new TypedRow(table.getRowAtIndex(0),orderedColumns);
+       return new BaseTable(primaryKey, elementKeys, elementKeyToIndex, 1);
    }
+
    private void updateColorRule(String colName, String value, ColorRule.RuleType operator){
       cr.setColumnElementKey(colName);
       cr.setVal(value);