Allow specifying the expiration strategy tokens in any order (less error prone)

rsync_tmbackup.sh

@@ -75,6 +75,15 @@ fn_parse_date() {
 	fi
 }
 
+fn_run_cmd() {
+	if [ -n "$SSH_DEST_FOLDER_PREFIX" ] 
+	then
+		eval "$SSH_CMD '$1'"
+	else
+		eval $1
+	fi
+}
+
 fn_find_backups() {
 	fn_run_cmd "find "$DEST_FOLDER" -maxdepth 1 -type d -name \"????-??-??-??????\" -prune | sort -r"
 }
@@ -108,8 +117,7 @@ fn_expire_backups() {
 		fi
 
 		# Find which strategy token applies to this particular backup
-		IFS=' '
-		for strategy_token in $EXPIRATION_STRATEGY; do
+		for strategy_token in $(echo $EXPIRATION_STRATEGY | tr " " "\n" | sort -r -n); do
 			IFS=':' read -r -a t <<< "$strategy_token"
 
 			# After which date (relative to today) this token applies (X)
@@ -161,15 +169,6 @@ fn_parse_ssh() {
 	fi
 }
 
-fn_run_cmd() {
-	if [ -n "$SSH_DEST_FOLDER_PREFIX" ] 
-	then
-		eval "$SSH_CMD '$1'"
-	else
-		eval $1
-	fi
-}
-
 fn_find() {
 	fn_run_cmd "find '$1'"  2>/dev/null
 }

test.txt

@@ -0,0 +1,6 @@
+1:123
+2:123
+3:123
+10:123
+4:123
+20:123

tests/BaseTestCase.php

@@ -0,0 +1,5 @@
+<?php
+
+use PHPUnit\Framework\TestCase;
+
+class BaseTestCase extends TestCase {}

tests/BasicTest.php

@@ -0,0 +1,40 @@
+<?php
+
+require_once dirname(__FILE__) . '/BaseTestCase.php';
+
+class BasicTest extends BaseTestCase {
+
+	private function makeDir($dir) {
+		if (!file_exists($dir)) {
+			$ok = @mkdir($dir, 0777, true);
+			if (!$ok) throw new Exception('Could not create source directory: ' . $dir);
+		}
+		return $dir;
+	}
+
+	private function sourceDir() {
+		return $this->makeDir(dirname(__FILE__) . '/data/source');
+	}
+
+	private function destDir() {
+		return $this->makeDir(dirname(__FILE__) . '/data/dest');
+	}
+
+	private function scriptPath() {
+		return dirname(dirname(__FILE__)) . '/rsync_tmbackup.sh';
+	}
+
+	private function execScript($args) {
+		$cmd = $this->scriptPath() . ' ' . implode(' ', $args);
+		exec($cmd, $output, $errorCode);
+		return array(
+			'output' => $output,
+			'errorCode' => $errorCode,
+		);
+	}
+
+	public function testFilesAreCopied() {
+		//$this->execScript(
+	}
+
+}

tests/package-lock.json

@@ -0,0 +1,3 @@
+{
+  "lockfileVersion": 1
+}