Update test engine version to 19.03.12

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

Jenkinsfile

@@ -31,7 +31,7 @@ def buildImages = { ->
 }
 
 def getDockerVersions = { ->
-  def dockerVersions = ["19.03.5"]
+  def dockerVersions = ["19.03.12"]
   wrappedNode(label: "amd64 && ubuntu-1804 && overlay2") {
     def result = sh(script: """docker run --rm \\
         --entrypoint=python \\
@@ -66,7 +66,7 @@ def runTests = { Map settings ->
     throw new Exception("Need test image object, e.g.: `runTests(testImage: img)`")
   }
   if (!dockerVersion) {
-    throw new Exception("Need Docker version to test, e.g.: `runTests(dockerVersion: '1.12.3')`")
+    throw new Exception("Need Docker version to test, e.g.: `runTests(dockerVersion: '19.03.12')`")
   }
   if (!pythonVersion) {
     throw new Exception("Need Python version being tested, e.g.: `runTests(pythonVersion: 'py2.7')`")

Makefile

@@ -42,7 +42,7 @@ integration-test-py3: build-py3
 	docker run -t --rm -v /var/run/docker.sock:/var/run/docker.sock docker-sdk-python3 py.test -v tests/integration/${file}
 
 TEST_API_VERSION ?= 1.35
-TEST_ENGINE_VERSION ?= 19.03.5
+TEST_ENGINE_VERSION ?= 19.03.12
 
 .PHONY: setup-network
 setup-network: