Bootstrap CI tests from internal RHEL dist-git branch

Resolves: rhbz#2174845

Signed-off-by: Tomáš Hozza <thozza@redhat.com>

.fmf/version

@@ -0,0 +1 @@
+1

plans/integration-tests.fmf

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+summary: Build simple image using osbuild
+prepare:
+    how: install
+    package:
+    - osbuild
+execute:
+    script: ./tests/scripts/build-images.sh ./tests/manifests
+    duration: 4h
+

plans/unit-tests.fmf

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+summary: Run osbuild unit tests from source
+prepare:
+    how: install
+    package:
+    - git
+    - make
+    - python3-mako
+    - python3-pytest
+    - osbuild
+discover:
+    how: fmf
+    dist-git-source: true
+execute:
+    how: tmt

tests/scripts/build-images.sh

@@ -0,0 +1,49 @@
+#!/usr/bin/bash
+set -euxo pipefail
+
+MANIFESTS_DIR=$1
+# check that MANIFESTS_DIR is a directory
+if [ ! -d "$MANIFESTS_DIR" ]; then
+    echo "Error: $MANIFESTS_DIR is not a directory"
+    exit 1
+fi
+
+# ensure that we are running on x86_64 architecture
+if [ "$(uname -m)" != "x86_64" ]; then
+    echo "Error: this script is only supported on x86_64 architecture"
+    exit 1
+fi
+
+. /etc/os-release
+
+case "${ID}-${VERSION_ID}" in
+    fedora-*)
+        IMAGE_MANIFEST="${MANIFESTS_DIR}/fedora.json"
+        ;;
+    rhel-8.*)
+        IMAGE_MANIFEST="${MANIFESTS_DIR}/rhel-8.json"
+        ;;
+    rhel-9.*)
+        IMAGE_MANIFEST="${MANIFESTS_DIR}/rhel-9.json"
+        ;;
+    centos-8)
+        IMAGE_MANIFEST="${MANIFESTS_DIR}/centos-8.json"
+        ;;
+    centos-9)
+        IMAGE_MANIFEST="${MANIFESTS_DIR}/centos-9.json"
+        ;;
+    *)
+        echo "Error: unsupported OS: ${ID}-${VERSION_ID}"
+        exit 1
+        ;;
+esac
+
+OUTPUT_DIR=/var/tmp/osbuild-output
+STORE_DIR=/var/tmp/osbuild-store
+sudo mkdir -p "${OUTPUT_DIR}"
+sudo mkdir -p "${STORE_DIR}"
+
+# all the images are built with qcow2 format, so export it
+EXPORT_PIPELINE="qcow2"
+
+sudo osbuild --output-directory "${OUTPUT_DIR}" --store "${STORE_DIR}" --export "${EXPORT_PIPELINE}" "${IMAGE_MANIFEST}"

tests/unit.fmf

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+summary: Run unit tests using upstream source
+test: cd ../osbuild-*/ && python3 -m pytest test/mod