Fix tests dependent on output ordering

Find's output is non-deterministic, and thus so is ff's.

Author: mcinglis

ff-test

@@ -74,16 +74,20 @@ run_test() {
                 ;;
         esac
     done
+
     # Print test pre-amble:
     TESTS_RUN=$((TESTS_RUN + 1))
+
     # Run command and capture its stdout, stderr and exit code:
     _stdout_file="$(mktemp)"
     _stderr_file="$(mktemp)"
     _exit_code=0
     eval "$_test_command" >"$_stdout_file" 2>"$_stderr_file" || _exit_code=$?
+
     # Check the command's output:
-    _test_stdout="$(cat "$_stdout_file")"
+    _test_stdout="$(sort < "$_stdout_file")"
     _test_stderr="$(cat "$_stderr_file")"
+
     _test_passed=true
     _failure_reason=""
     # Check stdout - either exact match or pattern match:
@@ -183,39 +187,39 @@ cleanup_test_dir() {
 test_basic_functionality() {
     run_test "List specific file" "$FF_PATH file1.txt" --stdout "./file1.txt"
     run_test "Simple pattern - just script files" "$FF_PATH script" --stdout "./script.sh"
-    run_test "Pattern with extension" "$FF_PATH '*.py'" --stdout "./file2.py
-./dir1/subdir1/deep_file.py"
+    run_test "Pattern with extension" "$FF_PATH '*.py'" --stdout "./dir1/subdir1/deep_file.py
+./file2.py"
     run_test "Pattern with glob" "$FF_PATH 'config*'" --stdout "./config"
-    run_test "All files with 'file' in name" "$FF_PATH -d 2 file" --stdout "./file1.txt
+    run_test "All files with 'file' in name" "$FF_PATH -d 2 file" --stdout "./dir1/nested_file.txt
+./dir2/another_file.log
+./file1.txt
 ./file2.py
 ./file3.log
-./file with spaces.txt
 ./file-with-dashes.txt
+./file with spaces.txt
 ./file_with_underscores.txt
-./dir1/nested_file.txt
-./dir2/another_file.log
 ./link_to_file1"
 }
 
 test_options() {
-    run_test "Hidden files included" "$FF_PATH -H hidden" --stdout "./.hidden_file
-./.hidden_dir"
+    run_test "Hidden files included" "$FF_PATH -H hidden" --stdout "./.hidden_dir
+./.hidden_file"
     run_test "Hidden files excluded by default" "$FF_PATH hidden" --stdout ""
     run_test "Type file - limited to specific files" "$FF_PATH -t f -e txt file1" --stdout "./file1.txt"
     run_test "Type directory" "$FF_PATH -t d dir" --stdout "./dir1
 ./dir1/subdir1
 ./dir2
 ./dir2/subdir2"
-    run_test "Extension py" "$FF_PATH -e py" --stdout "./file2.py
-./dir1/subdir1/deep_file.py"
+    run_test "Extension py" "$FF_PATH -e py" --stdout "./dir1/subdir1/deep_file.py
+./file2.py"
     run_test "Extension txt" "$FF_PATH -e txt file1" --stdout "./file1.txt"
     run_test "Max depth 1" "$FF_PATH -d 1 -t f script" --stdout "./script.sh"
-    run_test "Max depth 2" "$FF_PATH -d 2 nested" --stdout "./dir1/nested_file.txt
-./deep/nested"
+    run_test "Max depth 2" "$FF_PATH -d 2 nested" --stdout "./deep/nested
+./dir1/nested_file.txt"
     run_test "Full path matching" "$FF_PATH -p dir1" --stdout "./dir1
+./dir1/nested_file.txt
 ./dir1/subdir1
 ./dir1/subdir1/deep_file.py
-./dir1/nested_file.txt
 ./link_to_dir1"
     run_test "Exclude pattern - log files" "$FF_PATH -E '*log*' script" --stdout "./script.sh"
     run_test "Follow links" "$FF_PATH -L -t f link" --stdout "./link_to_file1"
@@ -243,8 +247,8 @@ test_color_options() {
 
 test_path_formats() {
     run_test "Absolute paths" "$FF_PATH -a file1.txt" --stdout "$TEST_DIR/file1.txt"
-    run_test "Specific search path" "$FF_PATH file dir1" --stdout "dir1/subdir1/deep_file.py
-dir1/nested_file.txt"
+    run_test "Specific search path" "$FF_PATH file dir1" --stdout "dir1/nested_file.txt
+dir1/subdir1/deep_file.py"
 }
 
 test_complex_scenarios() {