charts test implt

test/charts_test.dart

@@ -0,0 +1,50 @@
+import 'package:Bloomee/plugins/ext_charts/billboard_charts.dart';
+import 'package:Bloomee/plugins/ext_charts/last_dot_fm_charts.dart';
+import 'package:Bloomee/plugins/ext_charts/melon_charts.dart';
+import 'package:Bloomee/plugins/ext_charts/spotify_top50_chart.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  test("Billboard Charts HOT100", () async {
+    final bb = await getBillboardChart(BillboardCharts.HOT_100);
+    expect(bb.chartItems != null, true);
+    expect(bb.chartItems!.isNotEmpty, true);
+  });
+
+  test("Billboard Charts Billboard200", () async {
+    final bb = await getBillboardChart(BillboardCharts.BILLBOARD_200);
+    expect(bb.chartItems != null, true);
+    expect(bb.chartItems!.isNotEmpty, true);
+  });
+
+  test("Billboard Charts TikTok Billboard Top 50", () async {
+    final bb =
+        await getBillboardChart(BillboardCharts.TIK_TOK_BILLBOARD_TOP_50);
+    expect(bb.chartItems != null, true);
+    expect(bb.chartItems!.isNotEmpty, true);
+  });
+
+  test("Last.FM Charts", () async {
+    final lastFM = await getLastFmCharts(LastFMCharts.TOP_TRACKS);
+    expect(lastFM.chartItems != null, true);
+    expect(lastFM.chartItems!.isNotEmpty, true);
+  });
+
+  test("Melon Charts", () async {
+    final melon = await getMelonChart(MelonCharts.TOP_100);
+    expect(melon.chartItems != null, true);
+    expect(melon.chartItems!.isNotEmpty, true);
+  });
+
+  test("Melon Charts DMonthly", () async {
+    final melon = await getMelonChart(MelonCharts.DOMESTIC_MONTHLY);
+    expect(melon.chartItems != null, true);
+    expect(melon.chartItems!.isNotEmpty, true);
+  });
+
+  test("Spotify Charts", () async {
+    final spotify = await getSpotifyTop50Chart(SpotifyCharts.TOP_50);
+    expect(spotify.chartItems != null, true);
+    expect(spotify.chartItems!.isNotEmpty, true);
+  });
+}