ExpressiveInstallerTest\InstallerTestCase::assertComposerHasPackages PHP Method

    public function assertComposerHasPackages(array $packages)
    {
        $list = [];
        foreach ($packages as $package) {
            if (false === $this->composerHasPackage($package) || false === $this->composerDefinitionHasPackage($package)) {
                $list[] = $package;
            }
        }
        $this->assertCount(0, $list, sprintf('Several packages were not found "%s"', implode(', ', $list)));
    }