test: Add basic tests for SnapUIRenderer

[FrederikBolding]

Description

Establishes a base level of unit testing for the SnapUIRenderer including some snapshot tests.

Related issues

Closes MetaMask/snaps#3060

[metamaskbot]

Builds ready [8ce28bc]

• builds: chrome, firefox
• builds (flask): chrome, firefox
• builds (MMI): chrome
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
  • content-script: 0
  • offscreen: 0

Page Load Metrics (1626 ± 46 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	254	1900	1557	314	151
		domContentLoaded	1482	1875	1597	92	44
		load	1490	1900	1626	95	46
		domInteractive	23	73	47	19	9
		backgroundConnect	10	72	35	18	9
		firstReactRender	15	90	29	23	11
		getState	4	62	19	20	10
		initialActions	0	0	0	0	0
		loadScripts	1058	1407	1153	81	39
		setupStore	7	58	14	13	6
		uiStartup	1639	2306	1855	150	72

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 0 Bytes (0.00%)

[metamaskbot]

Builds ready [8193410]

• builds: chrome, firefox
• builds (flask): chrome, firefox
• builds (MMI): chrome
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
  • content-script: 0
  • offscreen: 0

Page Load Metrics (1567 ± 46 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	1431	1796	1570	95	45
		domContentLoaded	1419	1778	1545	93	45
		load	1433	1799	1567	95	46
		domInteractive	22	93	38	24	11
		backgroundConnect	9	58	27	16	8
		firstReactRender	15	72	36	24	11
		getState	4	56	16	16	8
		initialActions	0	1	0	0	0
		loadScripts	1019	1340	1124	85	41
		setupStore	6	55	15	15	7
		uiStartup	1663	2024	1772	105	50

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 0 Bytes (0.00%)

[metamaskbot]

Builds ready [17f8f62]

• builds: chrome, firefox
• builds (flask): chrome, firefox
• builds (MMI): chrome
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
  • content-script: 0
  • offscreen: 0

Page Load Metrics (1736 ± 60 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	1564	2055	1742	131	63
		domContentLoaded	1502	1976	1705	124	60
		load	1561	2052	1736	126	60
		domInteractive	17	109	42	23	11
		backgroundConnect	12	80	30	20	10
		firstReactRender	15	79	38	25	12
		getState	5	100	17	24	11
		initialActions	0	0	0	0	0
		loadScripts	1061	1431	1243	103	49
		setupStore	8	57	14	14	7
		uiStartup	1748	2518	1979	188	90

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 0 Bytes (0.00%)
• common: 0 Bytes (0.00%)