Fix first comment in mobile view with french locale

Fixes diaspora#7438. The regression has possibly been introduced by diaspora#7207.

closes diaspora#7441

Changelog.md

@@ -24,6 +24,7 @@
 
 ## Bug fixes
 * Make photo upload button hover text translatable [#7429](https://github.com/diaspora/diaspora/pull/7429)
+* Fix first comment in mobile view with french locale [#7441](https://github.com/diaspora/diaspora/pull/7441)
 
 ## Features
 

app/assets/javascripts/mobile/mobile_comments.js

@@ -201,7 +201,7 @@
     increaseReactionCount: function(bottomBar) {
       var toggleReactionsLink = bottomBar.find(".show-comments").first();
       var count = toggleReactionsLink.text().match(/.*(\d+).*/);
-      count = parseInt(count, 10);
+      count = parseInt(count, 10) || 0;
       var text = Diaspora.I18n.t("stream.comments", {count: count + 1});
 
       // No previous comment

spec/javascripts/mobile/mobile_comments_spec.js

@@ -144,7 +144,7 @@ describe("Diaspora.Mobile.Comments", function(){
       expect(this.toggleReactionsLink.text().trim()).toBe("6 comments");
     });
 
-    it("Creates the reaction link when no reactions", function(){
+    it("Creates the reaction link when there are no reactions", function() {
       var parent = this.toggleReactionsLink.parent();
       var postGuid = this.bottomBar.parents(".stream-element").data("guid");
       this.toggleReactionsLink.remove();
@@ -155,6 +155,18 @@ describe("Diaspora.Mobile.Comments", function(){
       expect(this.toggleReactionsLink.text().trim()).toBe("1 comment");
       expect(this.toggleReactionsLink.attr("href")).toBe("/posts/" + postGuid + "/comments.mobile");
     });
+
+    it("Creates the reaction link when there are no reactions (french locale)", function() {
+      var parent = this.toggleReactionsLink.parent();
+      var postGuid = this.bottomBar.parents(".stream-element").data("guid");
+      this.toggleReactionsLink.remove();
+      parent.prepend($("<span/>", {"class": "show-comments"}).text("Aucun commentaire"));
+
+      Diaspora.Mobile.Comments.increaseReactionCount(this.bottomBar);
+      this.toggleReactionsLink = this.bottomBar.find(".show-comments").first();
+      expect(this.toggleReactionsLink.text().trim()).toBe("1 comment");
+      expect(this.toggleReactionsLink.attr("href")).toBe("/posts/" + postGuid + "/comments.mobile");
+    });
   });
 
   describe("bottomBarLazy", function(){