ci: Run unit tests on macOS, catalyst, tvOS 26

[philipphofmann]

Add running unit tests for macOS 26.0, macCatalyst 26.0 and tvOS 26.

Fixes GH-6061

#skip-changelog

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
3959	1	3958	14

View the top 2 failed test(s) by shortest run time

iOS_SwiftUI_UITests.LaunchUITests::testNoNewTransactionForSecondCallToBody

Stack Traces | 0s run time

.../iOS-SwiftUI/iOS-SwiftUI-UITests/LaunchUITests.swift:36 - Failed to tap "Form Screen" Button: Timed out while evaluating UI query.

iOS_Swift_UITests.LaunchUITests::testBreadcrumbData

Stack Traces | 0s run time

.../iOS-Swift/iOS-Swift-UITests/BaseUITest.swift:63 - Failed to terminate io.sentry.sample.iOS-Swift:6898: Failed to terminate io.sentry.sample.iOS-Swift:0

View the full list of 1 ❄️ flaky tests

SentryTests.SentrySDKInternalTests::testResumeAndPauseAppHangTracking

Flake rate in main: 14.00% (Passed 43 times, Failed 7 times)

Stack Traces | 0s run time

.../Tests/SentryTests/SentrySDKInternalTests.swift:632 - XCTAssertEqual failed: ("1") is not equal to ("0")

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[philipphofmann]

This test once failed in CI for macOS 26. This assertion message now prints more info, so we know what went wrong in case it fails again.

[philipphofmann]

The macos-26 runner now has the 26.0 simulators preinstalled

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1239.65 ms	1266.60 ms	26.95 ms
Size	23.75 KiB	969.77 KiB	946.02 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
d8b2303	1231.53 ms	1249.89 ms	18.35 ms
7908e84	1224.33 ms	1246.39 ms	22.06 ms
83bb978	1238.33 ms	1260.04 ms	21.71 ms
5712478	1220.10 ms	1239.69 ms	19.59 ms
139db8b	1231.50 ms	1258.19 ms	26.69 ms
53b722c	1222.33 ms	1244.90 ms	22.56 ms
9be5373	1215.92 ms	1239.44 ms	23.52 ms
570f725	1206.00 ms	1238.96 ms	32.96 ms
2e79f5f	1220.53 ms	1249.35 ms	28.82 ms
d05d866	1211.78 ms	1230.96 ms	19.18 ms

App size

Revision	Plain	With Sentry	Diff
d8b2303	23.75 KiB	908.02 KiB	884.27 KiB
7908e84	23.74 KiB	872.75 KiB	849.00 KiB
83bb978	23.75 KiB	920.64 KiB	896.89 KiB
5712478	23.75 KiB	969.28 KiB	945.54 KiB
139db8b	23.75 KiB	920.64 KiB	896.89 KiB
53b722c	23.75 KiB	906.08 KiB	882.33 KiB
9be5373	23.75 KiB	866.50 KiB	842.75 KiB
570f725	23.74 KiB	913.38 KiB	889.63 KiB
2e79f5f	23.75 KiB	928.87 KiB	905.12 KiB
d05d866	23.75 KiB	878.60 KiB	854.85 KiB

Previous results on branch: ci/test-on-26-xos

Startup times

Revision	Plain	With Sentry	Diff
beb61a1	1237.08 ms	1254.73 ms	17.65 ms

App size

Revision	Plain	With Sentry	Diff
beb61a1	23.75 KiB	969.78 KiB	946.03 KiB