tests: remove code coverage via codecov

- in practice I didn't find it very useful
- more often then not and especially recently it simply didn't work,
  timed out when trying to upload data

Author: mfn

.travis.yml

@@ -8,7 +8,6 @@ cache:
 
 env:
   global:
-    - CODE_COVERAGE=0
     - INSTALL_LARAVEL=0
     - INSTALL_LUMEN=0
     - STATIC_ANALYSER=0
@@ -40,7 +39,7 @@ matrix:
     - php: '7.3'
       env: LARAVEL='5.7.*'
     - php: '7.3'
-      env: LARAVEL='5.8.*' CODE_COVERAGE=1 STATIC_ANALYSER=1 INSTALL_LARAVEL=1 INSTALL_LUMEN=1
+      env: LARAVEL='5.8.*' STATIC_ANALYSER=1 INSTALL_LARAVEL=1 INSTALL_LUMEN=1
     - php: '7.3'
       env: LARAVEL='dev-master'
     - php: '7.4snapshot'
@@ -70,16 +69,7 @@ install:
 
 script:
   - if [[ $STATIC_ANALYSER = 1 ]]; then composer phpstan; fi
-  - if [[ $CODE_COVERAGE = 0 ]]; then vendor/bin/phpunit --colors=always --verbose; fi
-  - |
-    if [[ $CODE_COVERAGE = 1 ]]; then
-      phpdbg -qrr vendor/bin/phpunit --colors=always --verbose --coverage-clover=coverage.xml
-      bash <(curl -s https://codecov.io/bash) -cF lazyload-off
-    fi
-  - |
-    if [[ $CODE_COVERAGE = 1 ]]; then
-      TESTS_ENABLE_LAZYLOAD_TYPES=1 phpdbg -qrr vendor/bin/phpunit --colors=always --verbose --coverage-clover=coverage.xml
-      bash <(curl -s https://codecov.io/bash) -cF lazyload-on
-    fi
+  - vendor/bin/phpunit --colors=always --verbose
+  - TESTS_ENABLE_LAZYLOAD_TYPES=1 vendor/bin/phpunit --colors=always --verbose
   - if [[ $INSTALL_LARAVEL = 1 ]]; then export -f travis_retry ; tests/integration-larvavel.sh; fi
   - if [[ $INSTALL_LUMEN = 1 ]]; then export -f travis_retry ; tests/integration-lumen.sh; fi