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-rw-r--r--t/helper/test-pkt-line.c137
1 files changed, 137 insertions, 0 deletions
diff --git a/t/helper/test-pkt-line.c b/t/helper/test-pkt-line.c
new file mode 100644
index 0000000..c5e052e
--- /dev/null
+++ b/t/helper/test-pkt-line.c
@@ -0,0 +1,137 @@
+#include "cache.h"
+#include "test-tool.h"
+#include "pkt-line.h"
+
+static void pack_line(const char *line)
+{
+ if (!strcmp(line, "0000") || !strcmp(line, "0000\n"))
+ packet_flush(1);
+ else if (!strcmp(line, "0001") || !strcmp(line, "0001\n"))
+ packet_delim(1);
+ else
+ packet_write_fmt(1, "%s", line);
+}
+
+static void pack(int argc, const char **argv)
+{
+ if (argc) { /* read from argv */
+ int i;
+ for (i = 0; i < argc; i++)
+ pack_line(argv[i]);
+ } else { /* read from stdin */
+ char line[LARGE_PACKET_MAX];
+ while (fgets(line, sizeof(line), stdin)) {
+ pack_line(line);
+ }
+ }
+}
+
+static void pack_raw_stdin(void)
+{
+ struct strbuf sb = STRBUF_INIT;
+
+ if (strbuf_read(&sb, 0, 0) < 0)
+ die_errno("failed to read from stdin");
+ packet_write(1, sb.buf, sb.len);
+ strbuf_release(&sb);
+}
+
+static void unpack(void)
+{
+ struct packet_reader reader;
+ packet_reader_init(&reader, 0, NULL, 0,
+ PACKET_READ_GENTLE_ON_EOF |
+ PACKET_READ_CHOMP_NEWLINE);
+
+ while (packet_reader_read(&reader) != PACKET_READ_EOF) {
+ switch (reader.status) {
+ case PACKET_READ_EOF:
+ break;
+ case PACKET_READ_NORMAL:
+ printf("%s\n", reader.line);
+ break;
+ case PACKET_READ_FLUSH:
+ printf("0000\n");
+ break;
+ case PACKET_READ_DELIM:
+ printf("0001\n");
+ break;
+ case PACKET_READ_RESPONSE_END:
+ printf("0002\n");
+ break;
+ }
+ }
+}
+
+static void unpack_sideband(void)
+{
+ struct packet_reader reader;
+ packet_reader_init(&reader, 0, NULL, 0,
+ PACKET_READ_GENTLE_ON_EOF |
+ PACKET_READ_CHOMP_NEWLINE);
+
+ while (packet_reader_read(&reader) != PACKET_READ_EOF) {
+ int band;
+ int fd;
+
+ switch (reader.status) {
+ case PACKET_READ_EOF:
+ break;
+ case PACKET_READ_NORMAL:
+ band = reader.line[0] & 0xff;
+ if (band < 1 || band > 2)
+ continue; /* skip non-sideband packets */
+ fd = band;
+
+ write_or_die(fd, reader.line + 1, reader.pktlen - 1);
+ break;
+ case PACKET_READ_FLUSH:
+ return;
+ case PACKET_READ_DELIM:
+ case PACKET_READ_RESPONSE_END:
+ break;
+ }
+ }
+}
+
+static int send_split_sideband(void)
+{
+ const char *part1 = "Hello,";
+ const char *primary = "\001primary: regular output\n";
+ const char *part2 = " world!\n";
+
+ send_sideband(1, 2, part1, strlen(part1), LARGE_PACKET_MAX);
+ packet_write(1, primary, strlen(primary));
+ send_sideband(1, 2, part2, strlen(part2), LARGE_PACKET_MAX);
+ packet_response_end(1);
+
+ return 0;
+}
+
+static int receive_sideband(void)
+{
+ return recv_sideband("sideband", 0, 1);
+}
+
+int cmd__pkt_line(int argc, const char **argv)
+{
+ if (argc < 2)
+ die("too few arguments");
+
+ if (!strcmp(argv[1], "pack"))
+ pack(argc - 2, argv + 2);
+ else if (!strcmp(argv[1], "pack-raw-stdin"))
+ pack_raw_stdin();
+ else if (!strcmp(argv[1], "unpack"))
+ unpack();
+ else if (!strcmp(argv[1], "unpack-sideband"))
+ unpack_sideband();
+ else if (!strcmp(argv[1], "send-split-sideband"))
+ send_split_sideband();
+ else if (!strcmp(argv[1], "receive-sideband"))
+ receive_sideband();
+ else
+ die("invalid argument '%s'", argv[1]);
+
+ return 0;
+}