Fix build and test in WSL

.gitattributes

@@ -0,0 +1,3 @@
+# Fore LF line endings to prevent errors in Bash on Windows
+*     text=auto
+*.sh  text eol=lf

Makefile

@@ -54,6 +54,13 @@ MQ_IMAGE_DEVSERVER_BASE=mqadvanced-server-dev-base:$(MQ_VERSION)-$(ARCH)-$(BASE_
 # Docker image name to use for JMS tests
 DEV_JMS_IMAGE=mq-dev-jms-test
 
+
+ifneq (,$(findstring Microsoft,$(shell uname -r)))
+	DOWNLOADS_DIR=$(patsubst /mnt/c%,C:%,$(realpath ./downloads/))
+else
+	DOWNLOADS_DIR=$(realpath ./downloads/)
+endif
+
 # Try to figure out which archive to use from the BASE_IMAGE
 ifeq "$(findstring ubuntu,$(BASE_IMAGE))" "ubuntu"
 	MQ_ARCHIVE_TYPE=UBUNTU
@@ -137,7 +144,7 @@ test-unit:
 .PHONY: test-advancedserver
 test-advancedserver: test/docker/vendor
 	$(info $(SPACER)$(shell printf $(TITLE)"Test $(MQ_IMAGE_ADVANCEDSERVER) on Docker"$(END)))
-	cd test/docker && TEST_IMAGE=$(MQ_IMAGE_ADVANCEDSERVER) go test -parallel $(NUM_CPU) $(TEST_OPTS_DOCKER)
+	cd test/docker && TEST_IMAGE=$(MQ_IMAGE_ADVANCEDSERVER) go test -timeout 20m -parallel $(NUM_CPU) $(TEST_OPTS_DOCKER)
 
 .PHONY: build-devjmstest
 build-devjmstest:
@@ -181,7 +188,7 @@ define docker-build-mq
 	  --name $(BUILD_SERVER_CONTAINER) \
 	  --network build \
 	  --network-alias build \
-	  --volume "$(realpath ./downloads/)":/usr/share/nginx/html:ro \
+	  --volume $(DOWNLOADS_DIR):/usr/share/nginx/html:ro \
 	  --detach \
 	  nginx:alpine
 	# Build the new image (use --pull to make sure we have the latest base image)

docs/testing.md

@@ -1,4 +1,4 @@
-# Testing 
+# Testing
 
 ## Prerequisites
 You need to ensure you have the following tools installed:
@@ -8,15 +8,6 @@ You need to ensure you have the following tools installed:
 * [dep](https://github.com/golang/dep) (official Go dependency management tool) - needed to prepare for running the tests
 * [Helm](https://helm.sh) - only needed for running the Kubernetes tests
 
-For running the Kubernetes tests, a Kubernetes environment is needed, for example [Minikube](https://github.com/kubernetes/minikube) or [IBM Cloud Private](https://www.ibm.com/cloud-computing/products/ibm-cloud-private/).
-
-## Preparing to run the tests
-The test dependencies are not included with the source code, so you need to download them before you can run them.  This can be done with the following command, which uses the `dep` tool:
-
-```
-make deps
-```
-
 ## Running the tests
 There are two main sets of tests:
 
@@ -57,7 +48,7 @@ make build-advancedserver-cover
 make test-advancedserver-cover
 ```
 
-In order to generate code coverage metrics from the Docker tests, the build step creates a new Docker image with an instrumented version of the code.  Each test is then run individually, producing a coverage report each under `test/docker/coverage/`.  These individual reports are then combined.  The combined report is written to the `coverage` directory. 
+In order to generate code coverage metrics from the Docker tests, the build step creates a new Docker image with an instrumented version of the code.  Each test is then run individually, producing a coverage report each under `test/docker/coverage/`.  These individual reports are then combined.  The combined report is written to the `coverage` directory.
 
 
 ### Running the Kubernetes tests

test/docker/docker_api_test_util.go

@@ -25,7 +25,9 @@ import (
 	"io"
 	"io/ioutil"
 	"os"
+	"os/exec"
 	"path/filepath"
+	"runtime"
 	"strconv"
 	"strings"
 	"testing"
@@ -79,17 +81,56 @@ func coverageBind(t *testing.T) string {
 	return coverageDir(t) + ":/var/coverage"
 }
 
-// terminationLog returns the name of the file to use for the termination log message
-func terminationLog(t *testing.T) string {
+// detect whether we are running in the Windows Subsystem for Linux
+func isWSL(t *testing.T) bool {
+	if (runtime.GOOS == "linux") {
+		var (
+			uname []byte
+			err   error
+		)
+
+		if uname, err = exec.Command("uname", "-r").Output(); err != nil {
+			t.Fatal(err)
+		}
+
+		return strings.Contains(string(uname), "Microsoft")
+
+	} else {
+		return false;
+	}
+}
+
+// get the path of the tmp directory, in UNIX or OS-specific style
+func getTempDir(t *testing.T, unixStylePath bool) string {
+	if (isWSL(t)) {
+		if (unixStylePath) {
+			return "/mnt/c/Temp/"
+		} else {
+			return "C:/Temp/"
+		}
+	} else {
+		return "/tmp/"
+	}
+}
+
+// terminationLogUnix returns the name of the file to use for the termination log message, with a UNIX path
+func terminationLogUnixPath(t *testing.T) string {
 	// Warning: this directory must be accessible to the Docker daemon,
 	// in order to enable the bind mount
-	return "/tmp/" + t.Name() + "-termination-log"
+	return getTempDir(t, true) + t.Name() + "-termination-log"
+}
+
+// terminationLogWindows returns the name of the file to use for the termination log message, with an OS specific path
+func terminationLogOSPath(t *testing.T) string {
+	// Warning: this directory must be accessible to the Docker daemon,
+	// in order to enable the bind mount
+	return getTempDir(t, false) + t.Name() + "-termination-log"
 }
 
 // terminationBind returns a string to use to bind-mount a termination log file.
 // This is done using a bind, because you can't copy files from /dev out of the container.
 func terminationBind(t *testing.T) string {
-	n := terminationLog(t)
+	n := terminationLogUnixPath(t)
 	// Remove it if it already exists
 	os.Remove(n)
 	// Create the empty file
@@ -98,12 +139,12 @@ func terminationBind(t *testing.T) string {
 		t.Fatal(err)
 	}
 	f.Close()
-	return n + ":/dev/termination-log"
+	return terminationLogOSPath(t) + ":/dev/termination-log"
 }
 
 // Returns the termination message, or an empty string if not set
 func terminationMessage(t *testing.T) string {
-	b, err := ioutil.ReadFile(terminationLog(t))
+	b, err := ioutil.ReadFile(terminationLogUnixPath(t))
 	if err != nil {
 		t.Log(err)
 	}
@@ -147,7 +188,7 @@ func cleanContainer(t *testing.T, cli *client.Client, ID string) {
 	if m != "" {
 		t.Logf("Termination message: %v", m)
 	}
-	os.Remove(terminationLog(t))
+	os.Remove(terminationLogUnixPath(t))
 
 	t.Logf("Removing container: %s", ID)
 	opts := types.ContainerRemoveOptions{
@@ -287,6 +328,9 @@ func execContainerWithExitCode(t *testing.T, cli *client.Client, ID string, user
 	if err != nil {
 		t.Fatal(err)
 	}
+
+	time.Sleep(4*time.Second)
+
 	inspect, err := cli.ContainerExecInspect(context.Background(), resp.ID)
 	if err != nil {
 		t.Fatal(err)