Add failing iframe tests

[tevanoff]

Issue: #

What Changed

Add failing tests that can be used when we try to add support for capturing iframe contents.

How to test

[codacy-production[bot]]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
:white_check_mark: +0.00% (target: -1.00%)	:white_check_mark: ∅ (target: 80.00%)

Coverage variation details

| | Coverable lines | Covered lines | Coverage | | ------------- | ------------- | ------------- | ------------- | | Common ancestor commit (753f16790758d4771c34502acacd0f420cbd44a6) | 259 | 245 | 94.59% | | | Head commit (9ca8424c04d1e66c3d7d681ed43b79d9a18c094e) | 259 (+0) | 245 (+0) | 94.59% (**+0.00%**) | **Coverage variation** is the difference between the coverage for the head and common ancestor commits of the pull request branch: ` - `

Diff coverage details

| | Coverable lines | Covered lines | Diff coverage | | ------------- | ------------- | ------------- | ------------- | | Pull request (#165) | 0 | 0 | **∅ (not applicable)** | **Diff coverage** is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: `/ * 100%`

See your quality gate settings    Change summary preferences

---

_{:rocket: Don’t miss a bit, follow what’s new on Codacy.}

_{Codacy stopped sending the deprecated coverage status on June 5th, 2024. Learn more}

[tevanoff]

Let's not add this now, but we can have this as a reference for when we do work on iframes.