(Bloomberg) -- A rally in tech heavyweights lifted the broader stock market, with the group’s high-stakes earnings seen by Wall Street investors as a major test of the bull run in equities.Most Read from BloombergTaylor Swift Is Proof That How We Critique Music Is BrokenTech Giants Roar as Tesla Spikes in Late Hours: Markets WrapTesla Stock in ‘No Man’s Land’ After 43% Rout Ahead of EarningsRay Dalio’s Famous Trade Is Sputtering, Investors BailingBiden’s New Chopper Is Demoted After Scorching... Read this story