test: Set up e2e tests for HTTP Request node (#4718)

* 🧪 Add test identifiers

* ⚡ Add getters

* 🧪 Add initial test

* ⚡ Refactor to use actions

* ⚡ Refactor per Oleg's advice

* 🐛 Fix overlapping input label IDs

packages/editor-ui/src/components/Node/NodeCreation.vue

@@ -1,7 +1,7 @@
 <template>
 	<div>
 		<div v-if="!createNodeActive" :class="[$style.nodeButtonsWrapper, showStickyButton ? $style.noEvents : '']" @mouseenter="onCreateMenuHoverIn">
-			<div :class="$style.nodeCreatorButton">
+			<div :class="$style.nodeCreatorButton" data-test-id="node-creator-plus-button">
 				<n8n-icon-button size="xlarge" icon="plus" type="tertiary" :class="$style.nodeCreatorPlus" @click="openNodeCreator" :title="$locale.baseText('nodeView.addNode')"/>
 				<div :class="[$style.addStickyButton, showStickyButton ? $style.visibleButton : '']" @click="addStickyNote">
 					<n8n-icon-button size="medium" type="tertiary" :icon="['far', 'note-sticky']" :title="$locale.baseText('nodeView.addSticky')"/>

packages/editor-ui/src/components/Node/NodeCreator/SearchBar.vue

@@ -10,6 +10,7 @@
 				:value="value"
 				@input="onInput"
 				:class="$style.input"
+				data-test-id="node-creator-search-bar"
 			/>
 		</div>
 		<div :class="$style.suffix" v-if="value.length > 0" @click="clear">