t3703, t4208: add test cases for magic pathspec

diff --git a/test-line-buffer.c b/test-line-buffer.c
index 383f35bba6422e29099745f7e9c1f5d2b35e5cc7..25b20b93fd4a1113629c99bd5a53dfee965119c1 100644 (file)
--- a/test-line-buffer.c
+++ b/test-line-buffer.c
@@ -3,6 +3,7 @@
  */
 
 #include "git-compat-util.h"
+#include "strbuf.h"
 #include "vcs-svn/line_buffer.h"
 
 static uint32_t strtouint32(const char *s)
@@ -17,16 +18,29 @@ static uint32_t strtouint32(const char *s)
 static void handle_command(const char *command, const char *arg, struct line_buffer *buf)
 {
        switch (*command) {
+       case 'b':
+               if (!prefixcmp(command, "binary ")) {
+                       struct strbuf sb = STRBUF_INIT;
+                       strbuf_addch(&sb, '>');
+                       buffer_read_binary(buf, &sb, strtouint32(arg));
+                       fwrite(sb.buf, 1, sb.len, stdout);
+                       strbuf_release(&sb);
+                       return;
+               }
        case 'c':
                if (!prefixcmp(command, "copy ")) {
-                       buffer_copy_bytes(buf, strtouint32(arg) + 1);
+                       buffer_copy_bytes(buf, strtouint32(arg));
                        return;
                }
        case 'r':
                if (!prefixcmp(command, "read ")) {
                        const char *s = buffer_read_string(buf, strtouint32(arg));
-                       printf("%s\n", s);
-                       buffer_skip_bytes(buf, 1);      /* consume newline */
+                       fputs(s, stdout);
+                       return;
+               }
+       case 's':
+               if (!prefixcmp(command, "skip ")) {
+                       buffer_skip_bytes(buf, strtouint32(arg));
                        return;
                }
        default:
@@ -45,15 +59,36 @@ static void handle_line(const char *line, struct line_buffer *stdin_buf)
 int main(int argc, char *argv[])
 {
        struct line_buffer stdin_buf = LINE_BUFFER_INIT;
+       struct line_buffer file_buf = LINE_BUFFER_INIT;
+       struct line_buffer *input = &stdin_buf;
+       const char *filename;
        char *s;
 
-       if (argc != 1)
-               usage("test-line-buffer < script");
+       if (argc == 1)
+               filename = NULL;
+       else if (argc == 2)
+               filename = argv[1];
+       else
+               usage("test-line-buffer [file | &fd] < script");
 
        if (buffer_init(&stdin_buf, NULL))
                die_errno("open error");
+       if (filename) {
+               if (*filename == '&') {
+                       if (buffer_fdinit(&file_buf, strtouint32(filename + 1)))
+                               die_errno("error opening fd %s", filename + 1);
+               } else {
+                       if (buffer_init(&file_buf, filename))
+                               die_errno("error opening %s", filename);
+               }
+               input = &file_buf;
+       }
+
        while ((s = buffer_read_line(&stdin_buf)))
-               handle_line(s, &stdin_buf);
+               handle_line(s, input);
+
+       if (filename && buffer_deinit(&file_buf))
+               die("error reading from %s", filename);
        if (buffer_deinit(&stdin_buf))
                die("input error");
        if (ferror(stdout))