1 files changed, 19 insertions, 0 deletions
diff --git a/spec/javascripts/helpers/vue_test_utils_helper.js b/spec/javascripts/helpers/vue_test_utils_helper.js
new file mode 100644
index 00000000000..19e27388eeb
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+++ b/spec/javascripts/helpers/vue_test_utils_helper.js
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+/* eslint-disable import/prefer-default-export */
+
+const vNodeContainsText = (vnode, text) =>
+  (vnode.text && vnode.text.includes(text)) ||
+  (vnode.children && vnode.children.filter(child => vNodeContainsText(child, text)).length);
+
+/**
+ * Determines whether a `shallowMount` Wrapper contains text
+ * within one of it's slots. This will also work on Wrappers
+ * acquired with `find()`, but only if it's parent Wrapper
+ * was shallowMounted.
+ * NOTE: Prefer checking the rendered output of a component
+ * wherever possible using something like `text()` instead.
+ * @param {Wrapper} shallowWrapper - Vue test utils wrapper (shallowMounted)
+ * @param {String} slotName
+ * @param {String} text
+ */
+export const shallowWrapperContainsSlotText = (shallowWrapper, slotName, text) =>
+  !!shallowWrapper.vm.$slots[slotName].filter(vnode => vNodeContainsText(vnode, text)).length;