tests: Add a linux.build group to test 'moby build'

- Add a tests which generates all supported outputs
- move the examples build tests to the new group

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

test/cases/000_build/000_outputs/test.sh

@@ -0,0 +1,35 @@
+#!/bin/sh
+# SUMMARY: Check that all supported output formats are generated
+# LABELS:
+# AUTHOR: Rolf Neugebauer <rolf.neugebauer@docker.com>
+
+set -e
+
+# Source libraries. Uncomment if needed/defined
+#. "${RT_LIB}"
+. "${RT_PROJECT_ROOT}/_lib/lib.sh"
+
+NAME=check
+
+clean_up() {
+	# remove any images
+	find . -iname "${NAME}*" -exec rm {} \;
+}
+
+trap clean_up EXIT
+
+moby build -name "${NAME}" test.yml
+
+[ -f "${NAME}.tar" ] || exit 1
+[ -f "${NAME}-kernel" ] || exit 1
+[ -f "${NAME}-initrd.img" ] || exit 1
+[ -f "${NAME}-cmdline" ] || exit 1
+[ -f "${NAME}.iso" ] || exit 1
+[ -f "${NAME}-efi.iso" ] || exit 1
+[ -f "${NAME}.img.gz" ] || exit 1
+[ -f "${NAME}.qcow2" ] || exit 1
+# VHD currently requires a lot of memory, disable for now
+# [ -f "${NAME}.vhd" ] || exit 1
+[ -f "${NAME}.vmdk" ] || exit 1
+
+exit 0

test/cases/000_build/000_outputs/test.yml

@@ -0,0 +1,33 @@
+kernel:
+  image: "linuxkit/kernel:4.9.x"
+  cmdline: "console=ttyS0 console=tty0 page_poison=1"
+init:
+  - linuxkit/init:b3740303f3d1e5689a84c87b7dfb48fd2a40a192
+  - linuxkit/runc:47b1c38d63468c0f3078f8b1b055d07965a1895d
+  - linuxkit/containerd:cf2614f5a96c569a0bd4bd54e054a65ba17d167f
+onboot:
+  - name: dhcpcd
+    image: "linuxkit/dhcpcd:2def74ab3f9233b4c09ebb196ba47c27c08b0ed8"
+    binds:
+     - /var:/var
+     - /tmp/etc:/etc
+    capabilities:
+     - CAP_NET_ADMIN
+     - CAP_NET_BIND_SERVICE
+     - CAP_NET_RAW
+    net: host
+    command: ["/sbin/dhcpcd", "--nobackground", "-f", "/dhcpcd.conf", "-1"]
+trust:
+  image:
+    - linuxkit/kernel
+outputs:
+  - format: tar
+  - format: kernel+initrd
+  - format: iso-bios
+  - format: iso-efi
+  - format: img-gz
+  - format: gcp-img
+  - format: qcow2
+# Disable VHD for now. It requires a lot of memory, which our CI instance currently doesn't have
+#  - format: vhd
+  - format: vmdk

test/cases/000_build/100_examples/group.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+# SUMMARY: Check that the examples YAML files work
+# LABELS:
+
+group_init() {
+    # Group initialisation code goes here
+    return 0
+}
+
+group_deinit() {
+    # Group de-initialisation code goes here
+    return 0
+}
+
+CMD=$1
+case $CMD in
+init)
+    group_init
+    res=$?
+    ;;
+deinit)
+    group_deinit
+    res=$?
+    ;;
+*)
+    res=1
+    ;;
+esac
+
+exit $res
+

test/cases/000_build/group.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+# SUMMARY: LinuxKit tests for 'moby build'
+# LABELS:
+
+group_init() {
+    # Group initialisation code goes here
+    return 0
+}
+
+group_deinit() {
+    # Group de-initialisation code goes here
+    return 0
+}
+
+CMD=$1
+case $CMD in
+init)
+    group_init
+    res=$?
+    ;;
+deinit)
+    group_deinit
+    res=$?
+    ;;
+*)
+    res=1
+    ;;
+esac
+
+exit $res
+