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850c5ea44c
Imitate the input format of test-obj-pool to support arbitrary sequences of commands rather than alternating read/copy. This should make it easier to add tests that exercise other line_buffer functions. Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/*
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* test-line-buffer.c: code to exercise the svn importer's input helper
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*/
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#include "git-compat-util.h"
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#include "vcs-svn/line_buffer.h"
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static uint32_t strtouint32(const char *s)
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{
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char *end;
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uintmax_t n = strtoumax(s, &end, 10);
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if (*s == '\0' || *end != '\0')
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die("invalid count: %s", s);
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return (uint32_t) n;
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}
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static void handle_command(const char *command, const char *arg, struct line_buffer *buf)
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{
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switch (*command) {
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case 'c':
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if (!prefixcmp(command, "copy ")) {
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buffer_copy_bytes(buf, strtouint32(arg) + 1);
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return;
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}
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case 'r':
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if (!prefixcmp(command, "read ")) {
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const char *s = buffer_read_string(buf, strtouint32(arg));
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printf("%s\n", s);
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buffer_skip_bytes(buf, 1); /* consume newline */
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return;
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}
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default:
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die("unrecognized command: %s", command);
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}
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}
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static void handle_line(const char *line, struct line_buffer *stdin_buf)
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{
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const char *arg = strchr(line, ' ');
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if (!arg)
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die("no argument in line: %s", line);
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handle_command(line, arg + 1, stdin_buf);
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}
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int main(int argc, char *argv[])
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{
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struct line_buffer stdin_buf = LINE_BUFFER_INIT;
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char *s;
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if (argc != 1)
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usage("test-line-buffer < script");
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if (buffer_init(&stdin_buf, NULL))
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die_errno("open error");
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while ((s = buffer_read_line(&stdin_buf)))
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handle_line(s, &stdin_buf);
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if (buffer_deinit(&stdin_buf))
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die("input error");
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if (ferror(stdout))
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die("output error");
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buffer_reset(&stdin_buf);
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return 0;
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}
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