test/local: split test.sh into many files

1 files changed, 137 insertions, 0 deletions

diff --git a/test/local/lib/common.sh b/test/local/lib/common.sh
new file mode 100644
index 0000000..9179376
--- /dev/null
+++ b/test/local/lib/common.sh
@@ -0,0 +1,137 @@
+# Copyright (c) 2026 Egor Tensin <egor@tensin.name>
+# This file is part of the "config-links" project.
+# For details, see https://github.com/egor-tensin/config-links
+# Distributed under the MIT License.
+
+root_dir=
+
+src_dir_name='src'
+dest_dir_name='dest'
+alt_dest_dir_name='alt_dest'
+
+src_dir_path="$script_dir/dirs/$src_dir_name"
+dest_dir_path="$script_dir/dirs/$dest_dir_name"
+
+test_root_dir=
+test_src_dir=
+test_dest_dir=
+test_alt_dest_dir=
+
+new_test() {
+    root_dir="$( git -C "$script_dir" rev-parse --show-toplevel )"
+
+    test_root_dir="$( mktemp -d )"
+    # mktemp returns /var/..., which is actually in /private/var/... on macOS.
+    test_root_dir="$( readlink -e -- "$test_root_dir" )"
+
+    test_src_dir="$test_root_dir/$src_dir_name"
+    test_dest_dir="$test_root_dir/$dest_dir_name"
+    test_alt_dest_dir="$test_root_dir/$alt_dest_dir_name"
+
+    echo "Root directory: $test_root_dir"
+    echo "Shared directory: $test_src_dir"
+    echo "%DEST% directory: $test_dest_dir"
+    echo "%ALT_DEST% directory: $test_alt_dest_dir"
+
+    cp -r -- "$src_dir_path" "$test_src_dir"
+    cp -r -- "$dest_dir_path" "$test_dest_dir"
+    cp -r -- "$dest_dir_path" "$test_alt_dest_dir"
+}
+
+new_test_symlink() {
+    new_test
+
+    # Create a stupid symlink.
+    ln -s -- 'bar/3.txt' "$test_src_dir/%DEST%/3_copy.txt"
+}
+
+new_test_dir_symlink() {
+    new_test "${FUNCNAME[1]}"
+
+    # Files will get symlinks in the directory pointed to by $DEST, as well as
+    # by $ALT_DEST.
+    ln -s -- '%DEST%' "$test_src_dir/%ALT_DEST%"
+}
+
+test_cleanup_default() {
+    [ -n "$test_root_dir" ] && rm -rf -- "$test_root_dir"
+}
+
+call_bin_script() {
+    echo
+    echo -n 'Executing script:'
+
+    printf -- ' %q' "$@" --shared-dir "$test_src_dir" --database "$test_root_dir/links.bin"
+    printf -- '\n'
+
+    echo
+    DEST="$test_dest_dir" ALT_DEST="$test_alt_dest_dir" "$@" --shared-dir "$test_src_dir" --database "$test_root_dir/links.bin"
+}
+
+call_update() {
+    call_bin_script "$root_dir/bin/links-update" "$@"
+}
+
+call_remove() {
+    call_bin_script "$root_dir/bin/links-remove"
+}
+
+call_chmod() {
+    call_bin_script "$root_dir/bin/links-chmod" "$@"
+}
+
+verify_output() {
+    if [ "$#" -lt 1 ] || [ "$#" -gt 2 ]; then
+        echo "usage: ${FUNCNAME[0]} EXPECTED_OUTPUT [DEST_DIR]" >&2
+        return 1
+    fi
+
+    local expected_output="$1"
+    echo
+    echo 'Expected directory structure:'
+    echo "$expected_output"
+
+    local dest_dir="$test_dest_dir"
+    [ "$#" -ge 2 ] && dest_dir="$2"
+
+    local actual_output
+    actual_output="$( find "$dest_dir" -printf '%h/%f->%l\n' | sort )"
+    echo
+    echo 'Actual directory structure:'
+    echo "$actual_output"
+    echo
+
+    if [ "$actual_output" = "$expected_output" ]; then
+        echo "... They match!"
+    else
+        echo "... The actual directory structure does not match the expected directory structure!" >&2
+        return 1
+    fi
+}
+
+verify_mode() {
+    if [ "$#" -ne 2 ]; then
+        echo "usage: ${FUNCNAME[0]} EXPECTED_MODE FILE" >&2
+        return 1
+    fi
+
+    local expected_mode="$1"
+    local path="$2"
+
+    echo
+    echo "Checking permissions for file: $path"
+    echo "Expected mode: $expected_mode"
+
+    local actual_mode
+    actual_mode="$( stat -c '%a' -- "$path" )"
+    actual_mode="0$actual_mode"
+
+    echo "Actual mode: $actual_mode"
+
+    if [ "$actual_mode" = "$expected_mode" ]; then
+        echo "... They match!"
+    else
+        echo "... They don't match."
+        return 1
+    fi
+}