Add tests for validating youtube video link regex

* Get bitmap from PDF * Bitmap of PDF * Delete deploymentTargetDropDown.xml * Delete gradle.xml * Delete misc.xml * Bitmap of PDF * Bitmap of PDF * Updated * Update runConfigurations.xml * Update runConfigurations.xml * Update runConfigurations.xml * Changes done * Get Youtube video thumbnail * Youtube video thumbnail * Delete gradle.xml * Delete misc.xml * Youtube video thumbnail * Update MainActivity.kt * Update activity_main.xml * Update Previewer.kt * Update strings.xml * Update build.gradle * Changes done * Remove gradle.xml & runConfigurations.xml from changelog * Changes in comments and tried using URL * Add suspend function for fetching thumbnail * Return null instead of throwing exception Co-authored-by: arpit <[email protected]> * Reformat files Co-authored-by: Raina Jain <[email protected]> Co-authored-by: arpit <[email protected]> * Add support for generating video thumbnail * Added glide dependency * Added support for generating video thumbnail * added necessary imports * Bitmap of PDF * Delete deploymentTargetDropDown.xml * Delete gradle.xml * Delete misc.xml * Bitmap of PDF * Bitmap of PDF * Updated * Update runConfigurations.xml * Update runConfigurations.xml * Update runConfigurations.xml * Changes done * Added Demo code to get video from storage and show its thumbnail * removed blank line * removed .asBitmap() * removed Previewer.init() call from MainActivity.kt * Implemented viewBinding * Removed unused imports * renamed getVideoThumbnail function to setVideoThumbnailFromUri * renamed activityLauncher to activityResultLauncherForVideoUri * added code to demonstrate creation of thumbnail from Internet Video * added empty line after declaration * renamed uriVideo to videoUri * Removed redundant code * Added internet permission * Fixed the typo * Reformat files Co-authored-by: ayushigupta931 <[email protected]> Co-authored-by: Ayushi Gupta <[email protected]> Co-authored-by: arpit <[email protected]> * Create separate activities for all functions * Regex tests for Youtube URLs * reformat code * internal functions marked * delete unnecessary files * Delete BitmapPDF.kt * Delete BitmapVideo.kt * Delete BitmapYoutube.kt * Delete activity_bitmap_pdf.xml * Delete activity_bitmap_video.xml * Delete activity_bitmap_youtube.xml Co-authored-by: Ayushi Gupta <[email protected]> Co-authored-by: Raina Jain <[email protected]> Co-authored-by: arpit <[email protected]> Co-authored-by: Puranjay Khanijo <[email protected]> Co-authored-by: ayushigupta931 <[email protected]>
COPS-IITBHU · Dec 7, 2021 · 48fa4fc · 48fa4fc
1 parent d808763
commit 48fa4fc
Show file tree

Hide file tree

Showing 2 changed files with 46 additions and 9 deletions.
diff --git a/lib/src/main/java/com/cops/iitbhu/previewer/lib/Previewer.kt b/lib/src/main/java/com/cops/iitbhu/previewer/lib/Previewer.kt
@@ -30,7 +30,7 @@ object Previewer {
      * @param youtubeLink
      * @return Image ID
      */
-    fun youtubeLinkToImageUrl(youtubeLink: String): String? {
+    internal fun youtubeLinkToImageUrl(youtubeLink: String): String? {
         val regex =
             "^((?:https?:)?//)?((?:www|m)\\.)?(youtube\\.com|youtu.be|youtube-nocookie.com)(/(?:[\\w\\-]+\\?v=|feature=|watch\\?|e/|embed/|v/)?)([\\w\\-]+)(\\S+)?\$"
         return Regex(regex).matchEntire(youtubeLink)?.groupValues?.get(5)
@@ -126,14 +126,14 @@ object Previewer {
 
     /**
      * Generates a bitmap for remote video file
-     * @param uri Uri of the remote video file as a String
-     * @return Bitmap of the first frame of the video corresponding to given uri
+     * @param url Url of the remote video file as a String
+     * @return Bitmap of the first frame of the video corresponding to given url
      */
-    suspend fun getThumbnailFromRemoteVideoUri(uri: String): Bitmap? {
+    suspend fun getThumbnailFromRemoteVideoUri(url: String): Bitmap? {
         return withContext(Dispatchers.IO) {
             try {
                 val mMR = MediaMetadataRetriever()
-                mMR.setDataSource(uri, mapOf())
+                mMR.setDataSource(url, mapOf())
                 mMR.frameAtTime
             } catch (e: Exception) {
                 null

diff --git a/lib/src/test/java/com/cops/iitbhu/previewer/lib/RegexTest.kt b/lib/src/test/java/com/cops/iitbhu/previewer/lib/RegexTest.kt
@@ -8,9 +8,46 @@ class RegexTest {
 
     @Test
     fun checkRegexIsValid() {
-        val youtubeLink = "https://www.youtube.com/watch?v=Pur_0KroFR8"
-        val expected = "Pur_0KroFR8"
-        val actual = Previewer.youtubeLinkToImageUrl(youtubeLink)
-        assertEquals(expected, actual)
+        val links = listOf(
+            "https://www.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "https://www.youtube.com/watch?v=DFYRQ_zQ-gk&feature=featured",
+            "https://www.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "http://www.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "//www.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "www.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "https://youtube.com/watch?v=DFYRQ_zQ-gk",
+            "http://youtube.com/watch?v=DFYRQ_zQ-gk",
+            "//youtube.com/watch?v=DFYRQ_zQ-gk",
+            "youtube.com/watch?v=DFYRQ_zQ-gk",
+            "https://m.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "http://m.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "//m.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "m.youtube.com/watch?v=DFYRQ_zQ-gk",
+            "https://www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US",
+            "http://www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US",
+            "//www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US",
+            "www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US",
+            "youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US",
+            "https://www.youtube.com/embed/DFYRQ_zQ-gk?autoplay=1",
+            "https://www.youtube.com/embed/DFYRQ_zQ-gk",
+            "http://www.youtube.com/embed/DFYRQ_zQ-gk",
+            "//www.youtube.com/embed/DFYRQ_zQ-gk",
+            "www.youtube.com/embed/DFYRQ_zQ-gk",
+            "https://youtube.com/embed/DFYRQ_zQ-gk",
+            "http://youtube.com/embed/DFYRQ_zQ-gk",
+            "//youtube.com/embed/DFYRQ_zQ-gk",
+            "youtube.com/embed/DFYRQ_zQ-gk",
+            "https://youtu.be/DFYRQ_zQ-gk?t=120",
+            "https://youtu.be/DFYRQ_zQ-gk",
+            "http://youtu.be/DFYRQ_zQ-gk",
+            "//youtu.be/DFYRQ_zQ-gk",
+            "youtu.be/DFYRQ_zQ-gk",
+            "https://www.youtube.com/HamdiKickProduction?v=DFYRQ_zQ-gk",
+        )
+        val expected = "DFYRQ_zQ-gk"
+        links.forEach { link ->
+            val actual = Previewer.youtubeLinkToImageUrl(link)
+            assertEquals(expected, actual)
+        }
     }
 }