Bulk Migration Widerow Integration Tests

[akashthawaitcc]

Integration tests includes:

• Columns per table: 1,017(MySQL/CloudSQL limitations)
• Size of a STRING cell: 2,621,440 Unicode characters
• Total size of a table key - 3 KB (MySQL Limitations)
• Table interleaving depth - 7
• Number of columns in a table key: 16

[asthamohta]

Failure Tests are absent

[akashthawaitcc]

Failure Tests are absent

The source database has lower limits compared to Spanner, and tests to exceed this limit will not be useful.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 54.63%. Comparing base (42c951e) to head (f94f8b6).
Report is 19 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2272      +/-   ##
============================================
+ Coverage     48.97%   54.63%   +5.65%     
+ Complexity     4515     1792    -2723     
============================================
  Files           911      436     -475     
  Lines         55232    24211   -31021     
  Branches       5892     2480    -3412     
============================================
- Hits          27051    13228   -13823     
+ Misses        26263    10186   -16077     
+ Partials       1918      797    -1121     

Components	Coverage Δ
spanner-templates	71.65% <ø> (+1.58%)	⬆️
spanner-import-export	∅ <ø> (∅)
spanner-live-forward-migration	78.42% <ø> (ø)
spanner-live-reverse-replication	80.40% <ø> (+0.09%)	⬆️
spanner-bulk-migration	87.77% <ø> (-0.89%)	⬇️

see 522 files with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.