Fix fontend tests, move next button in list view

vue/src/components/RssFeeds.vue

@@ -41,7 +41,7 @@ function scrollToNextArticle() {
 const SMALL_IMAGE_THRESHOLD = 200
 
 function markSmallImages() {
-  document.querySelectorAll('.article-feature__content--readable img').forEach(img => {
+  document.querySelectorAll('.article-feature__content--readable img, .feed-content--readable img').forEach(img => {
     const checkSize = () => {
       if (img.naturalWidth && img.naturalWidth <= SMALL_IMAGE_THRESHOLD) {
         img.classList.add('article-feature__image--small')
@@ -60,6 +60,12 @@ watch(() => feeds.value[currentIndex.value]?.content, async () => {
   markSmallImages()
 })
 
+async function loadReadable(feed, index) {
+  await getReadable(feed, index)
+  await nextTick()
+  markSmallImages()
+}
+
 async function shareUrl(url) {
   if (navigator.share) {
     await navigator.share({ url })
@@ -86,7 +92,6 @@ onMounted(async () => {
     <div v-if="viewMode === 'list'" id='article' class='article' :class="{ 'article--cards': layout === 'cards' }">
       <div v-if="feeds.length" class="list-topbar">
         <span v-if="!navTitleVisible" class="list-topbar__title">RSS Reader<span v-if="unreadCount" class="list-topbar__unread"> ({{ unreadCount }})</span></span>
-        <button type="button" class="list-topbar__next" @click="scrollToNextArticle">Skip to next article &darr;</button>
       </div>
       <div v-if="feeds.length == 0" class="empty-state">
         <svg class="empty-state__icon" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true">
@@ -98,7 +103,7 @@ onMounted(async () => {
       <template v-for="(   feed, index   ) in    feeds   ">
         <div v-bind:id="index" class="observe">
           <p class="feed-source">{{ feed.feedTitle }}</p>
-          <h2 @click="getReadable(feed, index)" class="feed-title">{{ feed.title }}</h2>
+          <h2 @click="loadReadable(feed, index)" class="feed-title">{{ feed.title }}</h2>
           <h3>{{ feed.timestamp }}</h3>
           <p v-if="!feed.readable" class="feed-original-link">
             <a :href="feed.url" target="_blank" rel="noopener noreferrer">Read original article &#8599;</a>
@@ -106,9 +111,16 @@ onMounted(async () => {
               <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M4 12v8a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2v-8"/><polyline points="16 6 12 2 8 6"/><line x1="12" y1="2" x2="12" y2="15"/></svg>
             </button>
           </p>
-          <p class="feed-content" v-html='feed.content'></p>
+          <p class="feed-content" :class="{ 'feed-content--readable': feed.readable }" v-html='feed.content'></p>
         </div>
       </template>
+      <button
+        v-if="feeds.length"
+        type="button"
+        class="article-nav__btn list-skip-btn"
+        aria-label="Skip to next article"
+        @click="scrollToNextArticle"
+      >&darr;</button>
     </div>
 
     <div v-else class="article-single">
@@ -128,7 +140,7 @@ onMounted(async () => {
       <template v-else>
         <article class="article-feature">
           <p class="article-feature__source">{{ feeds[currentIndex].feedTitle }}</p>
-          <h2 @click="getReadable(feeds[currentIndex], currentIndex)" class="article-feature__title">{{ feeds[currentIndex].title }}</h2>
+          <h2 @click="loadReadable(feeds[currentIndex], currentIndex)" class="article-feature__title">{{ feeds[currentIndex].title }}</h2>
           <h3 class="article-feature__meta">{{ feeds[currentIndex].timestamp }}</h3>
           <p v-if="!feeds[currentIndex].readable" class="feed-original-link">
             <a :href="feeds[currentIndex].url" target="_blank" rel="noopener noreferrer">Read original article &#8599;</a>
@@ -182,21 +194,11 @@ onMounted(async () => {
   opacity: 0.6;
 }
 
-.list-topbar__next {
-  display: inline-flex;
-  align-items: center;
-  min-height: 44px;
-  padding: 0.5rem 0.9rem;
-  margin-left: auto;
-  border: 1px solid var(--color-border);
-  border-radius: 4px;
-  background: var(--color-background-soft);
-  color: var(--color-text);
-  cursor: pointer;
-}
-
-.list-topbar__next:hover {
-  border-color: var(--color-border-hover);
+.list-skip-btn {
+  position: fixed;
+  right: 1rem;
+  bottom: 1.5rem;
+  z-index: 20;
 }
 
 .observe {
@@ -256,6 +258,38 @@ onMounted(async () => {
   width: auto;
 }
 
+.feed-content--readable :deep(img),
+.feed-content--readable :deep(video) {
+  display: block;
+  width: 100vw;
+  max-width: 100vw;
+  height: auto;
+  margin-top: 1.5em;
+  margin-bottom: 1.5em;
+  margin-left: 50%;
+  transform: translateX(-50%);
+}
+
+.feed-content--readable :deep(img.article-feature__image--small) {
+  display: block;
+  width: auto;
+  max-width: 100%;
+  margin: 1.5em auto;
+  transform: none;
+}
+
+@media (min-width: 720px) {
+  .feed-content--readable :deep(img),
+  .feed-content--readable :deep(video) {
+    display: block;
+    width: auto;
+    max-width: 100%;
+    height: auto;
+    margin: 1.5em auto;
+    transform: none;
+  }
+}
+
 .feed-original-link {
   display: flex;
   flex-wrap: wrap;

vue/src/components/__tests__/AppNav.spec.js

@@ -7,6 +7,15 @@ import { useFeeds } from '../../composables/useFeeds'
 
 vi.mock('axios')
 
+// jsdom does not implement IntersectionObserver, but AppNav sets one up on mount
+// to track whether the list view's title is scrolled into view.
+class FakeIntersectionObserver {
+  observe() {}
+  unobserve() {}
+  disconnect() {}
+}
+vi.stubGlobal('IntersectionObserver', FakeIntersectionObserver)
+
 describe('AppNav', () => {
   let router
 

vue/src/components/__tests__/RssFeeds.spec.js

@@ -252,13 +252,13 @@ describe('RssFeeds', () => {
     useFeeds().toggleViewMode()
     await flushPromises()
 
-    expect(wrapper.find('.article-single .feed-title').text()).toBe('Article one')
+    expect(wrapper.find('.article-single .article-feature__title').text()).toBe('Article one')
     // Same as in list view: the readable content is loaded on demand by
     // clicking the headline, not fetched automatically on entering the view.
     expect(axios.post).not.toHaveBeenCalled()
     expect(wrapper.find('.article-single .feed-original-link a').exists()).toBe(true)
 
-    await wrapper.find('.article-single .feed-title').trigger('click')
+    await wrapper.find('.article-single .article-feature__title').trigger('click')
     await flushPromises()
 
     expect(axios.post).toHaveBeenCalledWith('/api/v1/article/read', { url: 'https://example.test/1' }, expect.anything())
@@ -269,13 +269,13 @@ describe('RssFeeds', () => {
     await wrapper.findAll('.article-nav__btn')[1].trigger('click')
     await flushPromises()
 
-    expect(wrapper.find('.article-single .feed-title').text()).toBe('Article two')
+    expect(wrapper.find('.article-single .article-feature__title').text()).toBe('Article two')
     expect(wrapper.findAll('.article-nav__btn')[1].attributes('disabled')).toBeDefined()
 
     await wrapper.findAll('.article-nav__btn')[0].trigger('click')
     await flushPromises()
 
-    expect(wrapper.find('.article-single .feed-title').text()).toBe('Article one')
+    expect(wrapper.find('.article-single .article-feature__title').text()).toBe('Article one')
   })
 
   it('drops articles read while paging through article view once back in the list', async () => {