v3.0.0 released

Feat: added theme setting options - dark mode, palette

.github/workflows/phpunit.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.0'
+          php-version: '8.1'
           extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, gd, exif, imagick, bcmath
           coverage: none
 

CHANGELOG.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## 3.0.0 - 2023-07-25
+- Added Livewire v3 support
+- Added ability to set chart theme (thanks to @syntaxlexx)
+- Added ability to configure chart via JSON properties
+
+## 2.5.0 - 2023-02-01
+- Added tooltip override via `extras.tooltip`
+
 ## 2.4.2 - 2023-02-01
 - Fixed hover title on column chart
 

README.md

@@ -19,21 +19,19 @@ You can install the package via composer:
 composer require asantibanez/livewire-charts
 ```
 
-Next, you must export the package public scripts. To do this run `php artisan vendor:publish` 
-and export `livewire-charts:public`. This command will export a `vendor/livewire-charts` folder under the 
-`public` directory of your app.  
+Next, you must export the package public scripts. To do this run 
 
 ```bash
-php artisan vendor:publish --tag=livewire-charts:public
-```
+php artisan livewire-charts:install
+```         
 
-> Note: This last step can also be done using `livewire-charts:install` command in the artisan console.
+This command will export a `vendor/livewire-charts` folder under the `public` directory of your app which is used 
+by the `@livewireChartsScripts` directive. More on this topic later.
 
 ## Requirements
 
 This package requires the following packages/libraries to work:
-- `Laravel Livewire v2` (https://laravel-livewire.com/) 
-- `Alpine Js` (https://github.com/alpinejs/alpine)
+- `Laravel Livewire v3` (https://livewire.laravel.com/)
 - `Apex Charts` (https://apexcharts.com/)
 
 Please follow each package/library instructions on how to set them properly in your project.
@@ -75,9 +73,11 @@ With `$columnChartModel` at hand, we pass it to our `LivewireColumnChart` compon
 
 ```blade
 <livewire:livewire-column-chart
+    {{-- key="{{ $columnChartModel->reactiveKey() }}" --}}
     :column-chart-model="$columnChartModel"
 />
 ``` 
+>Note: Optionally add "key" to enable props reactivity if needed 💪
 
 Next, include the `@livewireChartsScripts` directive next to your other app scripts
 
@@ -126,10 +126,12 @@ $columnChartModel =
  We can listen to the `onClickEvent` registering a listener in any other Livewire component.
  
  ```php
- protected $listeners = [
-     'onColumnClick' => 'handleOnColumnClick',
- ];
- ``` 
+#[On('onColumnClick')]
+public function handleOnColumnClick($event)
+{
+    // Handle event
+} 
+``` 
 
 ## "Reactive" Charts
 
@@ -196,25 +198,28 @@ for each type of chart.
 
 ### LivewireColumnChart
 
-| Method | Description |
-|--------|-------------|
-| setOpacity(int $opacity) | Sets columns' opacity |
-| setColumnWidth(int $columnWidth) | Sets columns' width |
-| setHorizontal(boolean $value) | Sets columns or bars |
-| multiColumn() | Sets chart to display multiple column series |
-| singleColumn() | Sets chart to display a single column series |
-| stacked() | Sets chart to display column series stacked |
-| addColumn(string $title, double $value, string $color, array $extras = []) | Adds a column to the chart with the specified color. `$extras` is forwarded on click event |
-| addSeriesColumn(string $seriesName, string $title, double $value, array $extras = []) | Adds a column to a multicolumn chart. `$extras` is forwarded on click event |
-| onColumnClickEventName(string $eventName) | Event Name that will be fired when a column of the chart is clicked |
+| Method                                                                                | Description                                                                                |
+|---------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------|
+| setOpacity(int $opacity)                                                              | Sets columns' opacity                                                                      |
+| setColumnWidth(int $columnWidth)                                                      | Sets columns' width                                                                        |
+| setHorizontal()                                                                       | Displays columns horizontally                                                              |
+| setVertical()                                                                         | Displays columns vertically                                                                |
+| multiColumn()                                                                         | Sets chart to display multiple column series                                               |
+| singleColumn()                                                                        | Sets chart to display a single column series                                               |
+| stacked()                                                                             | Sets chart to display column series stacked                                                |
+| addColumn(string $title, double $value, string $color, array $extras = [])            | Adds a column to the chart with the specified color. `$extras` is forwarded on click event |
+| addSeriesColumn(string $seriesName, string $title, double $value, array $extras = []) | Adds a column to a multicolumn chart. `$extras` is forwarded on click event                |
+| onColumnClickEventName(string $eventName)                                             | Event Name that will be fired when a column of the chart is clicked                        |
 
 ### LivewirePieChart
 
-| Method | Description |
-|--------|-------------|
-| setOpacity(int $opacity) | Sets slices' opacity |
+| Method                                                                    | Description                                                                               |
+|---------------------------------------------------------------------------|-------------------------------------------------------------------------------------------|
+| setOpacity(int $opacity)                                                  | Sets slices' opacity                                                                      |
+| asPie()                                                                   | Displays chart as pie                                                                     |
+| asDonut()                                                                 | Displays chart as donut                                                                   |
 | addSlice(string $title, double $value, string $color, array $extras = []) | Adds a slice to the chart with the specified color. `$extras` is forwarded on click event |
-| withOnSliceClickEvent(string $eventName) | Event Name that will be fired when a column of the chart is clicked |
+| withOnSliceClickEvent(string $eventName)                                  | Event Name that will be fired when a column of the chart is clicked                       |
 
 ### LivewireAreaChart
 

composer.json

@@ -17,12 +17,12 @@
     ],
     "require": {
         "php": "^7.2|^7.3|^7.4|^8.0",
-        "illuminate/support": "^7.0|^8.0|^9.0",
-        "livewire/livewire": "^2.3"
+        "illuminate/support": "^7.0|^8.0|^9.0|^10.0",
+        "livewire/livewire": "^3.0"
     },
     "require-dev": {
-        "orchestra/testbench": "^5.0|^6.0|^7.0",
-        "phpunit/phpunit": "^8.0"
+        "orchestra/testbench": "^5.0|^6.0|^7.0|^8.0",
+        "phpunit/phpunit": "^8.0|^9.5.10"
     },
     "autoload": {
         "psr-4": {
@@ -37,7 +37,6 @@
     "scripts": {
         "test": "vendor/bin/phpunit",
         "test-coverage": "vendor/bin/phpunit --coverage-html coverage"
-
     },
     "config": {
         "sort-packages": true
@@ -51,5 +50,7 @@
                 "LivewireCharts": "Asantibanez\\LivewireCharts\\LivewireChartsFacade"
             }
         }
-    }
+    },
+    "minimum-stability": "dev",
+    "prefer-stable": true
 }

package.json

@@ -12,5 +12,8 @@
         "cross-env": "^7.0.2",
         "laravel-mix": "^5.0.9",
         "vue-template-compiler": "^2.6.12"
+    },
+    "dependencies": {
+        "deepmerge": "^2.2.1"
     }
 }

public/app.js.LICENSE.txt

@@ -1,6 +1,6 @@
 /*!
- * ApexCharts v3.22.2
- * (c) 2018-2020 Juned Chhipa
+ * ApexCharts v3.41.0
+ * (c) 2018-2023 ApexCharts
  * Released under the MIT License.
  */
 

resources/js/areaChart.js

@@ -83,6 +83,9 @@ const areaChart = () => {
                         bottom: 0,
                     }
                 },
+
+                theme: component.get('areaChartModel.theme') || {},
+
             };
 
             this.chart = new ApexCharts(this.$refs.container, options);

resources/js/columnChart.js

@@ -1,3 +1,4 @@
+import { mergedOptionsWithJsonConfig } from './helpers'
 
 const columnChart = () => {
     return {
@@ -14,7 +15,7 @@ const columnChart = () => {
                 this.chart.destroy()
             }
 
-            const title = component.get('columnChartModel.title');
+            const title = component.get('columnChartModel.title')
             const animated = component.get('columnChartModel.animated') || false;
             const onColumnClickEventName = component.get('columnChartModel.onColumnClickEventName')
             const dataLabels = component.get('columnChartModel.dataLabels') || {};
@@ -23,6 +24,7 @@ const columnChart = () => {
             const grid = component.get('columnChartModel.grid');
             const columnWidth = component.get('columnChartModel.columnWidth');
             const horizontal = component.get('columnChartModel.horizontal');
+            const jsonConfig = component.get('columnChartModel.jsonConfig');
 
             const data = component.get('columnChartModel.data');
             const series = [{
@@ -84,13 +86,24 @@ const columnChart = () => {
 
                 yaxis: {
                     title: {
-                        text: component.get('columnChartModel.title'),
+                        text: title,
                     }
                 },
 
                 fill: {
                     opacity: component.get('columnChartModel.opacity') || 0.5
                 },
+
+                theme: component.get('columnChartModel.theme') || {},
+
+                tooltip: {
+                    y: {
+                        formatter: function(value, series) {
+                            return data[series.dataPointIndex].extras.tooltip || value;
+                        }
+                    }
+                },
+
             };
 
             const colors = component.get('columnChartModel.colors');
@@ -99,7 +112,7 @@ const columnChart = () => {
                 options['colors'] = colors
             }
 
-            this.chart = new ApexCharts(this.$refs.container, options);
+            this.chart = new ApexCharts(this.$refs.container, mergedOptionsWithJsonConfig(options, jsonConfig));
             this.chart.render();
         }
     }

resources/js/helpers.js

@@ -0,0 +1,27 @@
+import deepmerge from 'deepmerge'
+
+export const addPathToObjectWithValue = (obj, path, value) => {
+    const pList = path.split('.');
+    const key = pList.pop();
+    const pointer = pList.reduce((accumulator, currentValue) => {
+        if (accumulator[currentValue] === undefined) accumulator[currentValue] = {};
+        return accumulator[currentValue];
+    }, obj);
+    pointer[key] = value;
+    return obj;
+}
+
+export const mergedOptionsWithJsonConfig = (options, jsonConfig) => {
+    const customOptions = Object.keys(jsonConfig)
+        .reduce(function (obj, key) {
+            const value = jsonConfig[key]
+
+            if (typeof value === 'string' && value.includes('function')) {
+                return addPathToObjectWithValue(obj, key, eval('(' + value + ')'))
+            }
+
+            return addPathToObjectWithValue(obj, key, eval(value))
+        }, {})
+
+    return deepmerge(options, customOptions)
+}

resources/js/lineChart.js

@@ -61,6 +61,8 @@ const lineChart = () => {
 
                 stroke: component.get('lineChartModel.stroke') || {},
 
+                theme: component.get('lineChartModel.theme') || {},
+
                 title: {
                     text: title,
                     align: 'center'
@@ -96,6 +98,14 @@ const lineChart = () => {
                         }
                     )
                 },
+
+                tooltip: {
+                    y: {
+                        formatter: function(value, series) {
+                            return data[series.dataPointIndex].extras.tooltip || value;
+                        }
+                    }
+                },
             };
 
             this.chart = new ApexCharts(this.$refs.container, options);

resources/js/multiColumnChart.js

@@ -89,6 +89,9 @@ const multiColumnChart = () => {
                 fill: {
                     opacity: component.get('columnChartModel.opacity'),
                 },
+
+                theme: component.get('columnChartModel.theme') || {},
+
             };
 
             const colors = component.get('columnChartModel.colors');

resources/js/multiLineChart.js

@@ -74,6 +74,8 @@ const multiLineChart = () => {
                 },
 
                 yaxis: component.get('lineChartModel.yAxis') || {},
+
+                theme: component.get('lineChartModel.theme') || {},
             };
 
             const colors = component.get('lineChartModel.colors');

resources/js/pieChart.js

@@ -1,3 +1,4 @@
+import {mergedOptionsWithJsonConfig} from './helpers'
 
 const pieChart = () => {
     return {
@@ -21,6 +22,7 @@ const pieChart = () => {
             const data = component.get('pieChartModel.data')
             const sparkline = component.get('pieChartModel.sparkline')
             const type = component.get('pieChartModel.type')
+            const jsonConfig = component.get('pieChartModel.jsonConfig');
 
             const options = {
                 series: data.map(item => item.value),
@@ -73,6 +75,16 @@ const pieChart = () => {
                 ],
 
                 legend: component.get('pieChartModel.legend') || {},
+
+                theme: component.get('pieChartModel.theme') || {},
+
+                tooltip: {
+                    y: {
+                        formatter: function(value, series) {
+                            return data[series.dataPointIndex].extras.tooltip || value;
+                        }
+                    }
+                },
             };
 
             const colors = component.get('pieChartModel.colors');
@@ -81,7 +93,7 @@ const pieChart = () => {
                 options['colors'] = colors
             }
 
-            this.chart = new ApexCharts(this.$refs.container, options);
+            this.chart = new ApexCharts(this.$refs.container, mergedOptionsWithJsonConfig(options, jsonConfig));
             this.chart.render();
         }
     }

resources/js/treeMapChart.js

@@ -54,7 +54,7 @@ const treeMapChart = () => {
 
                             const block = data[series[seriesIndex].name][dataPointIndex]
 
-                            component.emit(onBlockClickEventName, block)
+                            component.call('onBlockClick', block)
                         },
                     }
                 },

src/Charts/LivewireColumnChart.php

@@ -26,7 +26,7 @@ class LivewireColumnChart extends Component
             return;
         }
 
-        $this->emit($onColumnClickEventName, $column);
+        $this->dispatch($onColumnClickEventName, $column);
     }
 
     public function render()

src/Charts/LivewirePieChart.php

@@ -26,7 +26,7 @@ class LivewirePieChart extends Component
             return;
         }
 
-        $this->emit($onSliceClickEventName, $slice);
+        $this->dispatch($onSliceClickEventName, $slice);
     }
 
     public function render()

src/Charts/LivewireTreeMapChart.php

@@ -18,6 +18,17 @@ class LivewireTreeMapChart extends Component
         $this->treeMapChartModel = $treeMapChartModel->toArray();
     }
 
+    public function onBlockClick($block)
+    {
+        $onBlockClickEventName = data_get($this->treeMapChartModel, 'onBlockClickEventName');
+
+        if ($onBlockClickEventName === null) {
+            return;
+        }
+
+        $this->dispatch($onBlockClickEventName, $block);
+    }
+
     public function render()
     {
         return view('livewire-charts::livewire-tree-map-chart');

src/Models/BaseChartModel.php

@@ -18,6 +18,8 @@ class BaseChartModel
     use HasSparkline;
     use HasGrid;
     use HasColors;
+    use HasTheme;
+    use HasJsonConfig;
 
     public function __construct()
     {
@@ -30,6 +32,8 @@ class BaseChartModel
         $this->initSparkline();
         $this->initGrid();
         $this->initColors();
+        $this->initTheme();
+        $this->initJsonConfig();
     }
 
     public function reactiveKey()
@@ -48,7 +52,9 @@ class BaseChartModel
             $this->dataLabelsToArray(),
             $this->sparklineToArray(),
             $this->gridToArray(),
-            $this->colorsToArray()
+            $this->colorsToArray(),
+            $this->themeToArray(),
+            $this->jsonConfigToArray(),
         );
     }
 
@@ -63,5 +69,7 @@ class BaseChartModel
         $this->sparklineFromArray($array);
         $this->gridFromArray($array);
         $this->colorsFromArray($array);
+        $this->themeFromArray($array);
+        $this->jsonConfigFromArray($array);
     }
 }

src/Models/ColumnChartModel.php

@@ -11,19 +11,19 @@ namespace Asantibanez\LivewireCharts\Models;
  */
 class ColumnChartModel extends BaseChartModel
 {
-    public $opacity;
+    private $opacity;
 
-    public $columnWidth;
+    private $columnWidth;
 
-    public $horizontal;
+    private $horizontal;
 
-    public $isMultiColumn;
+    private $isMultiColumn;
 
-    public $isStacked;
+    private $isStacked;
 
-    public $onColumnClickEventName;
+    private $onColumnClickEventName;
 
-    public $data;
+    private $data;
 
     public function __construct()
     {
@@ -65,9 +65,16 @@ class ColumnChartModel extends BaseChartModel
         return $this;
     }
 
-    public function setHorizontal($value)
+    public function setHorizontal()
     {
-        $this->horizontal = $value;
+        $this->horizontal = true;
+
+        return $this;
+    }
+
+    public function setVertical()
+    {
+        $this->horizontal = false;
 
         return $this;
     }

src/Models/HasJsonConfig.php

@@ -0,0 +1,39 @@
+<?php
+
+
+namespace Asantibanez\LivewireCharts\Models;
+
+
+trait HasJsonConfig
+{
+    private $jsonConfig;
+
+    public function setJsonConfig($jsonConfig)
+    {
+        $this->jsonConfig = $jsonConfig;
+
+        return $this;
+    }
+
+    protected function initJsonConfig()
+    {
+        $this->jsonConfig = [];
+    }
+
+    private function defaultJsonConfig()
+    {
+        return [];
+    }
+
+    protected function jsonConfigFromArray($array)
+    {
+        $this->jsonConfig = data_get($array, 'jsonConfig', $this->defaultJsonConfig());
+    }
+
+    protected function jsonConfigToArray()
+    {
+        return [
+            'jsonConfig' => $this->jsonConfig,
+        ];
+    }
+}

src/Models/HasTheme.php

@@ -0,0 +1,125 @@
+<?php
+
+
+namespace Asantibanez\LivewireCharts\Models;
+
+
+trait HasTheme
+{
+    private $theme;
+    private $mode;
+    private $palette;
+
+    /**
+     * Initialize 
+     */
+    public function initTheme()
+    {
+        $this->theme = $this->defaultTheme();
+    }
+
+    /**
+     * set default theme
+     * 
+     * @return array $theme
+     */
+    private function defaultTheme()
+    {
+        return [
+            'mode' => 'light',
+            'palette' => 'palette1'
+        ];
+    }
+
+    /**
+     * set theme mode
+     * 
+     * @param string $mode
+     * 
+     * @return $this
+     */
+    public function setThemeMode(string $mode)
+    {
+        data_set($this->theme, 'mode', $mode);
+
+        return $this;
+    }
+    
+    /**
+     * set theme mode to dark theme
+     * 
+     * @return $this
+     */
+    public function darkMode()
+    {
+        data_set($this->theme, 'mode', 'dark');
+
+        return $this;
+    }
+
+    /**
+     * set theme mode to light theme
+     * 
+     * @return $this
+     */
+    public function lightMode()
+    {
+        data_set($this->theme, 'mode', 'light');
+
+        return $this;
+    }
+    
+    /**
+     * set the dark mode option to on or off
+     * 
+     * @param bool $status = true
+     * 
+     * @return $this
+     */
+    public function setDarkMode(bool $status = true)
+    {
+        data_set($this->theme, 'mode', $status ? 'dark' : 'light');
+
+        return $this;
+    }
+
+    /**
+     * set theme pallete
+     * 
+     * @param string $pallete
+     * 
+     * @return $this
+     */
+    public function setThemePalette(string $palette)
+    {
+        data_set($this->theme, 'palette', $palette);
+
+        return $this;
+    }
+
+    /**
+     * convert the theme to array
+     * 
+     * @param string $mode
+     * 
+     * @return $this
+     */
+    protected function themeToArray()
+    {
+        return [
+            'theme' => $this->theme,
+        ];
+    }
+
+    /**
+     * set theme from array
+     * 
+     * @param string $mode
+     * 
+     * @return $this
+     */
+    protected function themeFromArray($array)
+    {
+        $this->theme = data_get($array, 'theme', $this->defaultTheme());
+    }
+}

src/Models/PieChartModel.php

@@ -9,13 +9,13 @@ namespace Asantibanez\LivewireCharts\Models;
  */
 class PieChartModel extends BaseChartModel
 {
-    public $onSliceClickEventName;
+    private $onSliceClickEventName;
 
-    public $opacity;
+    private $opacity;
 
-    public $type;
+    private $type;
 
-    public $data;
+    private $data;
 
     public function __construct()
     {
@@ -44,6 +44,16 @@ class PieChartModel extends BaseChartModel
         return $this;
     }
 
+    public function asPie()
+    {
+        return $this->setType('pie');
+    }
+
+    public function asDonut()
+    {
+        return $this->setType('donut');
+    }
+
     public function withOnSliceClickEvent($onSliceClickEventName)
     {
         $this->onSliceClickEventName = $onSliceClickEventName;

tests/LivewireAreaChartTest.php

@@ -3,12 +3,12 @@
 namespace Asantibanez\LivewireCharts\Tests;
 
 use Asantibanez\LivewireCharts\Charts\LivewireAreaChart;
+use Livewire\Features\SupportTesting\Testable;
 use Livewire\Livewire;
-use Livewire\Testing\TestableLivewire;
 
 class LivewireAreaChartTest extends TestCase
 {
-    private function buildComponent() : TestableLivewire
+    private function buildComponent() : Testable
     {
         return Livewire::test(LivewireAreaChart::class);
     }

tests/LivewireColumnChartTest.php

@@ -3,12 +3,12 @@
 namespace Asantibanez\LivewireCharts\Tests;
 
 use Asantibanez\LivewireCharts\Charts\LivewireColumnChart;
+use Livewire\Features\SupportTesting\Testable;
 use Livewire\Livewire;
-use Livewire\Testing\TestableLivewire;
 
 class LivewireColumnChartTest extends TestCase
 {
-    private function buildComponent() : TestableLivewire
+    private function buildComponent() : Testable
     {
         return Livewire::test(LivewireColumnChart::class);
     }
@@ -22,4 +22,23 @@ class LivewireColumnChartTest extends TestCase
         //Assert
         $this->assertNotNull($component);
     }
+
+    /** @test */
+    public function should_emit_event_if_present()
+    {
+        //Arrange
+        $component = $this->buildComponent();
+
+        $columnChartModel = $component->columnChartModel;
+
+        data_set($columnChartModel, 'onColumnClickEventName', 'custom-event');
+
+        $component->set('columnChartModel', $columnChartModel);
+
+        //Act
+        $component->runAction('onColumnClick', []);
+
+        //Assert
+        $component->assertDispatched('custom-event');
+    }
 }

tests/LivewireLineChartTest.php

@@ -3,12 +3,12 @@
 namespace Asantibanez\LivewireCharts\Tests;
 
 use Asantibanez\LivewireCharts\Charts\LivewireLineChart;
+use Livewire\Features\SupportTesting\Testable;
 use Livewire\Livewire;
-use Livewire\Testing\TestableLivewire;
 
 class LivewireLineChartTest extends TestCase
 {
-    private function buildComponent() : TestableLivewire
+    private function buildComponent() : Testable
     {
         return Livewire::test(LivewireLineChart::class);
     }

tests/LivewirePieChartTest.php

@@ -3,12 +3,12 @@
 namespace Asantibanez\LivewireCharts\Tests;
 
 use Asantibanez\LivewireCharts\Charts\LivewirePieChart;
+use Livewire\Features\SupportTesting\Testable;
 use Livewire\Livewire;
-use Livewire\Testing\TestableLivewire;
 
 class LivewirePieChartTest extends TestCase
 {
-    private function buildComponent() : TestableLivewire
+    private function buildComponent() : Testable
     {
         return Livewire::test(LivewirePieChart::class);
     }
@@ -22,4 +22,23 @@ class LivewirePieChartTest extends TestCase
         //Assert
         $this->assertNotNull($component);
     }
+
+    /** @test */
+    public function should_emit_event_if_present()
+    {
+        //Arrange
+        $component = $this->buildComponent();
+
+        $pieChartModel = $component->pieChartModel;
+
+        data_set($pieChartModel, 'onSliceClickEventName', 'custom-event');
+
+        $component->set('pieChartModel', $pieChartModel);
+
+        //Act
+        $component->runAction('onSliceClick', []);
+
+        //Assert
+        $component->assertDispatched('custom-event');
+    }
 }

tests/LivewireRadarChartTest.php

@@ -3,12 +3,12 @@
 namespace Asantibanez\LivewireCharts\Tests;
 
 use Asantibanez\LivewireCharts\Charts\LivewireRadarChart;
+use Livewire\Features\SupportTesting\Testable;
 use Livewire\Livewire;
-use Livewire\Testing\TestableLivewire;
 
 class LivewireRadarChartTest extends TestCase
 {
-    private function buildComponent() : TestableLivewire
+    private function buildComponent() : Testable
     {
         return Livewire::test(LivewireRadarChart::class);
     }

tests/LivewireTreeMapChartTest.php

@@ -3,12 +3,12 @@
 namespace Asantibanez\LivewireCharts\Tests;
 
 use Asantibanez\LivewireCharts\Charts\LivewireTreeMapChart;
+use Livewire\Features\SupportTesting\Testable;
 use Livewire\Livewire;
-use Livewire\Testing\TestableLivewire;
 
 class LivewireTreeMapChartTest extends TestCase
 {
-    private function buildComponent() : TestableLivewire
+    private function buildComponent() : Testable
     {
         return Livewire::test(LivewireTreeMapChart::class);
     }
@@ -22,4 +22,23 @@ class LivewireTreeMapChartTest extends TestCase
         //Assert
         $this->assertNotNull($component);
     }
+
+    /** @test */
+    public function should_emit_event_if_present()
+    {
+        //Arrange
+        $component = $this->buildComponent();
+
+        $treeMapChartModel = $component->treeMapChartModel;
+
+        data_set($treeMapChartModel, 'onBlockClickEventName', 'custom-event');
+
+        $component->set('treeMapChartModel', $treeMapChartModel);
+
+        //Act
+        $component->runAction('onBlockClick', []);
+
+        //Assert
+        $component->assertDispatched('custom-event');
+    }
 }