diff --git a/test/presubmit-tests.sh b/test/presubmit-tests.sh
index eac315f6190..51256ab94e5 100755
--- a/test/presubmit-tests.sh
+++ b/test/presubmit-tests.sh
@@ -21,84 +21,36 @@
 # Use the flags --build-tests, --unit-tests and --integration-tests
 # to run a specific set of tests.
 
-set -o errexit
-set -o pipefail
-
-# Extensions or file patterns that don't require presubmit tests
-readonly NO_PRESUBMIT_FILES=(\.md \.png ^OWNERS)
+# Load github.com/knative/test-infra/images/prow-tests/scripts/presubmit-tests.sh
+[ -f /workspace/presubmit-tests.sh ] \
+  && source /workspace/presubmit-tests.sh \
+  || eval "$(docker run --entrypoint sh gcr.io/knative-tests/test-infra/prow-tests -c 'cat presubmit-tests.sh')"
+[ -v KNATIVE_TEST_INFRA ] || exit 1
 
 # Directories with code to build/test
 readonly CODE_PACKAGES=(cmd pkg sample)
 
-source "$(dirname $(readlink -f ${BASH_SOURCE}))/library.sh"
-
 # Convert list of packages into list of dirs for go
 CODE_PACKAGES_STR="${CODE_PACKAGES[*]}"
 CODE_PACKAGES_STR="./${CODE_PACKAGES_STR// /\/... .\/}/..."
 readonly CODE_PACKAGES_STR
 
-# Helper functions.
-
 function build_tests() {
   header "Running build tests"
-  go build -v ${CODE_PACKAGES_STR}
-  echo "Code built successfully"
-  # kubekins images don't have dep installed by default
-  go get -u github.com/golang/dep/cmd/dep
-  ./hack/verify-codegen.sh
+  local result=0
+  go build -v ${CODE_PACKAGES_STR} || result=1
+  subheader "Checking autogenerated code is up-to-date"
+  ./hack/verify-codegen.sh || result=1
+  return ${result}
 }
 
 function unit_tests() {
   header "Running unit tests"
-  go test -v ${CODE_PACKAGES_STR}
+  report_go_test ${CODE_PACKAGES_STR}
 }
 
 function integration_tests() {
-  # Make sure environment variables are intact.
   ./test/e2e-tests.sh
 }
 
-# Script entry point.
-
-# Parse script argument:
-# --all-tests or no arguments: run all tests
-# --build-tests: run only the build tests
-# --unit-tests: run only the unit tests
-  # --integration-tests: run only the integration tests
-RUN_BUILD_TESTS=0
-RUN_UNIT_TESTS=0
-RUN_INTEGRATION_TESTS=0
-[[ -z "$1" || "$1" == "--all-tests" ]] && RUN_BUILD_TESTS=1 && RUN_UNIT_TESTS=1 && RUN_INTEGRATION_TESTS=1
-[[ "$1" == "--build-tests" ]] && RUN_BUILD_TESTS=1
-[[ "$1" == "--unit-tests" ]] && RUN_UNIT_TESTS=1
-[[ "$1" == "--integration-tests" ]] && RUN_INTEGRATION_TESTS=1
-readonly RUN_BUILD_TESTS
-readonly RUN_UNIT_TESTS
-readonly RUN_INTEGRATION_TESTS
-
-if ! (( RUN_BUILD_TESTS+RUN_UNIT_TESTS+RUN_INTEGRATION_TESTS )); then
-  echo "error: unknown argument $1";
-  exit 1
-fi
-
-cd ${EVENTING_ROOT_DIR}
-
-# Skip presubmit tests if only markdown files were changed.
-if [[ -n "${PULL_PULL_SHA}" ]]; then
-  # On a presubmit job
-  changes="$(git diff --name-only ${PULL_PULL_SHA} ${PULL_BASE_SHA})"
-  no_presubmit_pattern="${NO_PRESUBMIT_FILES[*]}"
-  no_presubmit_pattern="\(${no_presubmit_pattern// /\\|}\)$"
-  echo -e "Changed files in commit ${PULL_PULL_SHA}:\n${changes}"
-  if [[ -z "$(echo "${changes}" | grep -v ${no_presubmit_pattern})" ]]; then
-    # Nothing changed other than files that don't require presubmit tests
-    header "Commit only contains changes that don't affect tests, skipping"
-    exit 0
-  fi
-fi
-
-# Tests to be performed, in the right order if --all-tests is passed.
-
-if (( RUN_BUILD_TESTS )); then build_tests; fi
-if (( RUN_UNIT_TESTS )); then unit_tests; fi
-if (( RUN_INTEGRATION_TESTS )); then integration_tests; fi
+main $@