test ocs endpoints with CORS headers

[individual-it]

Description

test for correct CORS headers

Related Issue

part of #34566

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Database schema changes (next release will require increase of minor version instead of patch)
• Breaking change (fix or feature that would cause existing functionality to change)
• Technical debt
• Tests only (no source changes)

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:

Open tasks:

• Backport (if applicable set "backport-request" label and remove when the backport was done)

[DeepDiver1975]

One case of not matching Origin URI is enough. Different constellations are tested in unit tests.

THX

[codecov]

Codecov Report

Merging #34665 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master   #34665   +/-   ##
=========================================
  Coverage     65.25%   65.25%           
  Complexity    18458    18458           
=========================================
  Files          1207     1207           
  Lines         69895    69895           
  Branches       1280     1280           
=========================================
  Hits          45608    45608           
  Misses        23915    23915           
  Partials        372      372

Flag	Coverage Δ	Complexity Δ
#javascript	53.04% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	66.65% <ø> (ø)	18458 <ø> (ø)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 03e6987...48a4416. Read the comment docs.

[codecov]

Codecov Report

Merging #34665 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master   #34665   +/-   ##
=========================================
  Coverage     65.25%   65.25%           
  Complexity    18458    18458           
=========================================
  Files          1207     1207           
  Lines         69895    69895           
  Branches       1280     1280           
=========================================
  Hits          45608    45608           
  Misses        23915    23915           
  Partials        372      372

Flag	Coverage Δ	Complexity Δ
#javascript	53.04% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	66.65% <ø> (ø)	18458 <ø> (ø)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 03e6987...f380b84. Read the comment docs.

[individual-it]

@DeepDiver1975 @phil-davis please review again. I've created new commits to make it easier to see what changed, will squash when you approve

[phil-davis]

LGTM - over to @DeepDiver1975 to review the range of scenario examples

comment solved

[individual-it]

backport in #34693