btrfs-progs: tests: add templates for most common test types

Create a ready-to-use templates for the most common tests, copied from
readme.

Signed-off-by: David Sterba <dsterba@suse.com>

tests/template/check-all-images

@@ -0,0 +1,10 @@
+#!/bin/bash
+# Run check on all images 
+
+source "$TEST_TOP/common"
+
+check_image() {
+	run_check "$TOP/btrfs" check --readonly "$1"
+}
+
+check_all_images

tests/template/multi-mkfs-mount

@@ -0,0 +1,16 @@
+#!/bin/bash
+# Create a new multi-device filesystem and test that it can be mounted
+
+source "$TEST_TOP/common"
+
+setup_root_helper
+setup_loopdevs 4
+prepare_loopdevs
+TEST_DEV=${loopdevs[1]}
+
+run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -d raid1 -m raid1 "${loopdevs[@]}"
+run_check_mount_test_dev
+run_check $SUDO_HELPER dd if=/dev/zero of="$TEST_MNT"/file bs=1M count=1
+run_check_umount_test_dev
+
+cleanup_loopdevs

tests/template/single-mkfs-mount

@@ -0,0 +1,12 @@
+#!/bin/bash
+# Simple test to create a new filesystem and test that it can be mounted
+
+source "$TEST_TOP/common"
+
+setup_root_helper
+prepare_test_dev
+
+run_check_mkfs_test_dev
+run_check_mount_test_dev
+run_check $SUDO_HELPER dd if=/dev/zero of="$TEST_MNT"/file bs=1M count=1
+run_check_umount_test_dev