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-rw-r--r--t/helper/test-drop-caches.c4
-rw-r--r--t/helper/test-json-writer.c565
-rw-r--r--t/helper/test-repository.c82
-rw-r--r--t/helper/test-tool.c2
-rw-r--r--t/helper/test-tool.h2
5 files changed, 653 insertions, 2 deletions
diff --git a/t/helper/test-drop-caches.c b/t/helper/test-drop-caches.c
index d6bcfddf13..f65e301f9d 100644
--- a/t/helper/test-drop-caches.c
+++ b/t/helper/test-drop-caches.c
@@ -16,8 +16,8 @@ static int cmd_sync(void)
if ((0 == dwRet) || (dwRet > MAX_PATH))
return error("Error getting current directory");
- if ((Buffer[0] < 'A') || (Buffer[0] > 'Z'))
- return error("Invalid drive letter '%c'", Buffer[0]);
+ if (!has_dos_drive_prefix(Buffer))
+ return error("'%s': invalid drive letter", Buffer);
szVolumeAccessPath[4] = Buffer[0];
hVolWrite = CreateFile(szVolumeAccessPath, GENERIC_READ | GENERIC_WRITE,
diff --git a/t/helper/test-json-writer.c b/t/helper/test-json-writer.c
new file mode 100644
index 0000000000..37c452535f
--- /dev/null
+++ b/t/helper/test-json-writer.c
@@ -0,0 +1,565 @@
+#include "test-tool.h"
+#include "cache.h"
+#include "json-writer.h"
+
+static const char *expect_obj1 = "{\"a\":\"abc\",\"b\":42,\"c\":true}";
+static const char *expect_obj2 = "{\"a\":-1,\"b\":2147483647,\"c\":0}";
+static const char *expect_obj3 = "{\"a\":0,\"b\":4294967295,\"c\":9223372036854775807}";
+static const char *expect_obj4 = "{\"t\":true,\"f\":false,\"n\":null}";
+static const char *expect_obj5 = "{\"abc\\tdef\":\"abc\\\\def\"}";
+static const char *expect_obj6 = "{\"a\":3.14}";
+
+static const char *pretty_obj1 = ("{\n"
+ " \"a\": \"abc\",\n"
+ " \"b\": 42,\n"
+ " \"c\": true\n"
+ "}");
+static const char *pretty_obj2 = ("{\n"
+ " \"a\": -1,\n"
+ " \"b\": 2147483647,\n"
+ " \"c\": 0\n"
+ "}");
+static const char *pretty_obj3 = ("{\n"
+ " \"a\": 0,\n"
+ " \"b\": 4294967295,\n"
+ " \"c\": 9223372036854775807\n"
+ "}");
+static const char *pretty_obj4 = ("{\n"
+ " \"t\": true,\n"
+ " \"f\": false,\n"
+ " \"n\": null\n"
+ "}");
+
+static struct json_writer obj1 = JSON_WRITER_INIT;
+static struct json_writer obj2 = JSON_WRITER_INIT;
+static struct json_writer obj3 = JSON_WRITER_INIT;
+static struct json_writer obj4 = JSON_WRITER_INIT;
+static struct json_writer obj5 = JSON_WRITER_INIT;
+static struct json_writer obj6 = JSON_WRITER_INIT;
+
+static void make_obj1(int pretty)
+{
+ jw_object_begin(&obj1, pretty);
+ {
+ jw_object_string(&obj1, "a", "abc");
+ jw_object_intmax(&obj1, "b", 42);
+ jw_object_true(&obj1, "c");
+ }
+ jw_end(&obj1);
+}
+
+static void make_obj2(int pretty)
+{
+ jw_object_begin(&obj2, pretty);
+ {
+ jw_object_intmax(&obj2, "a", -1);
+ jw_object_intmax(&obj2, "b", 0x7fffffff);
+ jw_object_intmax(&obj2, "c", 0);
+ }
+ jw_end(&obj2);
+}
+
+static void make_obj3(int pretty)
+{
+ jw_object_begin(&obj3, pretty);
+ {
+ jw_object_intmax(&obj3, "a", 0);
+ jw_object_intmax(&obj3, "b", 0xffffffff);
+ jw_object_intmax(&obj3, "c", 0x7fffffffffffffffULL);
+ }
+ jw_end(&obj3);
+}
+
+static void make_obj4(int pretty)
+{
+ jw_object_begin(&obj4, pretty);
+ {
+ jw_object_true(&obj4, "t");
+ jw_object_false(&obj4, "f");
+ jw_object_null(&obj4, "n");
+ }
+ jw_end(&obj4);
+}
+
+static void make_obj5(int pretty)
+{
+ jw_object_begin(&obj5, pretty);
+ {
+ jw_object_string(&obj5, "abc" "\x09" "def", "abc" "\\" "def");
+ }
+ jw_end(&obj5);
+}
+
+static void make_obj6(int pretty)
+{
+ jw_object_begin(&obj6, pretty);
+ {
+ jw_object_double(&obj6, "a", 2, 3.14159);
+ }
+ jw_end(&obj6);
+}
+
+static const char *expect_arr1 = "[\"abc\",42,true]";
+static const char *expect_arr2 = "[-1,2147483647,0]";
+static const char *expect_arr3 = "[0,4294967295,9223372036854775807]";
+static const char *expect_arr4 = "[true,false,null]";
+
+static const char *pretty_arr1 = ("[\n"
+ " \"abc\",\n"
+ " 42,\n"
+ " true\n"
+ "]");
+static const char *pretty_arr2 = ("[\n"
+ " -1,\n"
+ " 2147483647,\n"
+ " 0\n"
+ "]");
+static const char *pretty_arr3 = ("[\n"
+ " 0,\n"
+ " 4294967295,\n"
+ " 9223372036854775807\n"
+ "]");
+static const char *pretty_arr4 = ("[\n"
+ " true,\n"
+ " false,\n"
+ " null\n"
+ "]");
+
+static struct json_writer arr1 = JSON_WRITER_INIT;
+static struct json_writer arr2 = JSON_WRITER_INIT;
+static struct json_writer arr3 = JSON_WRITER_INIT;
+static struct json_writer arr4 = JSON_WRITER_INIT;
+
+static void make_arr1(int pretty)
+{
+ jw_array_begin(&arr1, pretty);
+ {
+ jw_array_string(&arr1, "abc");
+ jw_array_intmax(&arr1, 42);
+ jw_array_true(&arr1);
+ }
+ jw_end(&arr1);
+}
+
+static void make_arr2(int pretty)
+{
+ jw_array_begin(&arr2, pretty);
+ {
+ jw_array_intmax(&arr2, -1);
+ jw_array_intmax(&arr2, 0x7fffffff);
+ jw_array_intmax(&arr2, 0);
+ }
+ jw_end(&arr2);
+}
+
+static void make_arr3(int pretty)
+{
+ jw_array_begin(&arr3, pretty);
+ {
+ jw_array_intmax(&arr3, 0);
+ jw_array_intmax(&arr3, 0xffffffff);
+ jw_array_intmax(&arr3, 0x7fffffffffffffffULL);
+ }
+ jw_end(&arr3);
+}
+
+static void make_arr4(int pretty)
+{
+ jw_array_begin(&arr4, pretty);
+ {
+ jw_array_true(&arr4);
+ jw_array_false(&arr4);
+ jw_array_null(&arr4);
+ }
+ jw_end(&arr4);
+}
+
+static char *expect_nest1 =
+ "{\"obj1\":{\"a\":\"abc\",\"b\":42,\"c\":true},\"arr1\":[\"abc\",42,true]}";
+
+static struct json_writer nest1 = JSON_WRITER_INIT;
+
+static void make_nest1(int pretty)
+{
+ jw_object_begin(&nest1, pretty);
+ {
+ jw_object_sub_jw(&nest1, "obj1", &obj1);
+ jw_object_sub_jw(&nest1, "arr1", &arr1);
+ }
+ jw_end(&nest1);
+}
+
+static char *expect_inline1 =
+ "{\"obj1\":{\"a\":\"abc\",\"b\":42,\"c\":true},\"arr1\":[\"abc\",42,true]}";
+
+static char *pretty_inline1 =
+ ("{\n"
+ " \"obj1\": {\n"
+ " \"a\": \"abc\",\n"
+ " \"b\": 42,\n"
+ " \"c\": true\n"
+ " },\n"
+ " \"arr1\": [\n"
+ " \"abc\",\n"
+ " 42,\n"
+ " true\n"
+ " ]\n"
+ "}");
+
+static struct json_writer inline1 = JSON_WRITER_INIT;
+
+static void make_inline1(int pretty)
+{
+ jw_object_begin(&inline1, pretty);
+ {
+ jw_object_inline_begin_object(&inline1, "obj1");
+ {
+ jw_object_string(&inline1, "a", "abc");
+ jw_object_intmax(&inline1, "b", 42);
+ jw_object_true(&inline1, "c");
+ }
+ jw_end(&inline1);
+ jw_object_inline_begin_array(&inline1, "arr1");
+ {
+ jw_array_string(&inline1, "abc");
+ jw_array_intmax(&inline1, 42);
+ jw_array_true(&inline1);
+ }
+ jw_end(&inline1);
+ }
+ jw_end(&inline1);
+}
+
+static char *expect_inline2 =
+ "[[1,2],[3,4],{\"a\":\"abc\"}]";
+
+static char *pretty_inline2 =
+ ("[\n"
+ " [\n"
+ " 1,\n"
+ " 2\n"
+ " ],\n"
+ " [\n"
+ " 3,\n"
+ " 4\n"
+ " ],\n"
+ " {\n"
+ " \"a\": \"abc\"\n"
+ " }\n"
+ "]");
+
+static struct json_writer inline2 = JSON_WRITER_INIT;
+
+static void make_inline2(int pretty)
+{
+ jw_array_begin(&inline2, pretty);
+ {
+ jw_array_inline_begin_array(&inline2);
+ {
+ jw_array_intmax(&inline2, 1);
+ jw_array_intmax(&inline2, 2);
+ }
+ jw_end(&inline2);
+ jw_array_inline_begin_array(&inline2);
+ {
+ jw_array_intmax(&inline2, 3);
+ jw_array_intmax(&inline2, 4);
+ }
+ jw_end(&inline2);
+ jw_array_inline_begin_object(&inline2);
+ {
+ jw_object_string(&inline2, "a", "abc");
+ }
+ jw_end(&inline2);
+ }
+ jw_end(&inline2);
+}
+
+/*
+ * When super is compact, we expect subs to be compacted (even if originally
+ * pretty).
+ */
+static const char *expect_mixed1 =
+ ("{\"obj1\":{\"a\":\"abc\",\"b\":42,\"c\":true},"
+ "\"arr1\":[\"abc\",42,true]}");
+
+/*
+ * When super is pretty, a compact sub (obj1) is kept compact and a pretty
+ * sub (arr1) is re-indented.
+ */
+static const char *pretty_mixed1 =
+ ("{\n"
+ " \"obj1\": {\"a\":\"abc\",\"b\":42,\"c\":true},\n"
+ " \"arr1\": [\n"
+ " \"abc\",\n"
+ " 42,\n"
+ " true\n"
+ " ]\n"
+ "}");
+
+static struct json_writer mixed1 = JSON_WRITER_INIT;
+
+static void make_mixed1(int pretty)
+{
+ jw_init(&obj1);
+ jw_init(&arr1);
+
+ make_obj1(0); /* obj1 is compact */
+ make_arr1(1); /* arr1 is pretty */
+
+ jw_object_begin(&mixed1, pretty);
+ {
+ jw_object_sub_jw(&mixed1, "obj1", &obj1);
+ jw_object_sub_jw(&mixed1, "arr1", &arr1);
+ }
+ jw_end(&mixed1);
+}
+
+static void cmp(const char *test, const struct json_writer *jw, const char *exp)
+{
+ if (!strcmp(jw->json.buf, exp))
+ return;
+
+ printf("error[%s]: observed '%s' expected '%s'\n",
+ test, jw->json.buf, exp);
+ exit(1);
+}
+
+#define t(v) do { make_##v(0); cmp(#v, &v, expect_##v); } while (0)
+#define p(v) do { make_##v(1); cmp(#v, &v, pretty_##v); } while (0)
+
+/*
+ * Run some basic regression tests with some known patterns.
+ * These tests also demonstrate how to use the jw_ API.
+ */
+static int unit_tests(void)
+{
+ /* comptact (canonical) forms */
+ t(obj1);
+ t(obj2);
+ t(obj3);
+ t(obj4);
+ t(obj5);
+ t(obj6);
+
+ t(arr1);
+ t(arr2);
+ t(arr3);
+ t(arr4);
+
+ t(nest1);
+
+ t(inline1);
+ t(inline2);
+
+ jw_init(&obj1);
+ jw_init(&obj2);
+ jw_init(&obj3);
+ jw_init(&obj4);
+
+ jw_init(&arr1);
+ jw_init(&arr2);
+ jw_init(&arr3);
+ jw_init(&arr4);
+
+ jw_init(&inline1);
+ jw_init(&inline2);
+
+ /* pretty forms */
+ p(obj1);
+ p(obj2);
+ p(obj3);
+ p(obj4);
+
+ p(arr1);
+ p(arr2);
+ p(arr3);
+ p(arr4);
+
+ p(inline1);
+ p(inline2);
+
+ /* mixed forms */
+ t(mixed1);
+ jw_init(&mixed1);
+ p(mixed1);
+
+ return 0;
+}
+
+static void get_s(int line_nr, char **s_in)
+{
+ *s_in = strtok(NULL, " ");
+ if (!*s_in)
+ die("line[%d]: expected: <s>", line_nr);
+}
+
+static void get_i(int line_nr, intmax_t *s_in)
+{
+ char *s;
+ char *endptr;
+
+ get_s(line_nr, &s);
+
+ *s_in = strtol(s, &endptr, 10);
+ if (*endptr || errno == ERANGE)
+ die("line[%d]: invalid integer value", line_nr);
+}
+
+static void get_d(int line_nr, double *s_in)
+{
+ char *s;
+ char *endptr;
+
+ get_s(line_nr, &s);
+
+ *s_in = strtod(s, &endptr);
+ if (*endptr || errno == ERANGE)
+ die("line[%d]: invalid float value", line_nr);
+}
+
+static int pretty;
+
+#define MAX_LINE_LENGTH (64 * 1024)
+
+static char *get_trimmed_line(char *buf, int buf_size)
+{
+ int len;
+
+ if (!fgets(buf, buf_size, stdin))
+ return NULL;
+
+ len = strlen(buf);
+ while (len > 0) {
+ char c = buf[len - 1];
+ if (c == '\n' || c == '\r' || c == ' ' || c == '\t')
+ buf[--len] = 0;
+ else
+ break;
+ }
+
+ while (*buf == ' ' || *buf == '\t')
+ buf++;
+
+ return buf;
+}
+
+static int scripted(void)
+{
+ struct json_writer jw = JSON_WRITER_INIT;
+ char buf[MAX_LINE_LENGTH];
+ char *line;
+ int line_nr = 0;
+
+ line = get_trimmed_line(buf, MAX_LINE_LENGTH);
+ if (!line)
+ return 0;
+
+ if (!strcmp(line, "object"))
+ jw_object_begin(&jw, pretty);
+ else if (!strcmp(line, "array"))
+ jw_array_begin(&jw, pretty);
+ else
+ die("expected first line to be 'object' or 'array'");
+
+ while ((line = get_trimmed_line(buf, MAX_LINE_LENGTH)) != NULL) {
+ char *verb;
+ char *key;
+ char *s_value;
+ intmax_t i_value;
+ double d_value;
+
+ line_nr++;
+
+ verb = strtok(line, " ");
+
+ if (!strcmp(verb, "end")) {
+ jw_end(&jw);
+ }
+ else if (!strcmp(verb, "object-string")) {
+ get_s(line_nr, &key);
+ get_s(line_nr, &s_value);
+ jw_object_string(&jw, key, s_value);
+ }
+ else if (!strcmp(verb, "object-int")) {
+ get_s(line_nr, &key);
+ get_i(line_nr, &i_value);
+ jw_object_intmax(&jw, key, i_value);
+ }
+ else if (!strcmp(verb, "object-double")) {
+ get_s(line_nr, &key);
+ get_i(line_nr, &i_value);
+ get_d(line_nr, &d_value);
+ jw_object_double(&jw, key, i_value, d_value);
+ }
+ else if (!strcmp(verb, "object-true")) {
+ get_s(line_nr, &key);
+ jw_object_true(&jw, key);
+ }
+ else if (!strcmp(verb, "object-false")) {
+ get_s(line_nr, &key);
+ jw_object_false(&jw, key);
+ }
+ else if (!strcmp(verb, "object-null")) {
+ get_s(line_nr, &key);
+ jw_object_null(&jw, key);
+ }
+ else if (!strcmp(verb, "object-object")) {
+ get_s(line_nr, &key);
+ jw_object_inline_begin_object(&jw, key);
+ }
+ else if (!strcmp(verb, "object-array")) {
+ get_s(line_nr, &key);
+ jw_object_inline_begin_array(&jw, key);
+ }
+ else if (!strcmp(verb, "array-string")) {
+ get_s(line_nr, &s_value);
+ jw_array_string(&jw, s_value);
+ }
+ else if (!strcmp(verb, "array-int")) {
+ get_i(line_nr, &i_value);
+ jw_array_intmax(&jw, i_value);
+ }
+ else if (!strcmp(verb, "array-double")) {
+ get_i(line_nr, &i_value);
+ get_d(line_nr, &d_value);
+ jw_array_double(&jw, i_value, d_value);
+ }
+ else if (!strcmp(verb, "array-true"))
+ jw_array_true(&jw);
+ else if (!strcmp(verb, "array-false"))
+ jw_array_false(&jw);
+ else if (!strcmp(verb, "array-null"))
+ jw_array_null(&jw);
+ else if (!strcmp(verb, "array-object"))
+ jw_array_inline_begin_object(&jw);
+ else if (!strcmp(verb, "array-array"))
+ jw_array_inline_begin_array(&jw);
+ else
+ die("unrecognized token: '%s'", verb);
+ }
+
+ if (!jw_is_terminated(&jw))
+ die("json not terminated: '%s'", jw.json.buf);
+
+ printf("%s\n", jw.json.buf);
+
+ strbuf_release(&jw.json);
+ return 0;
+}
+
+int cmd__json_writer(int argc, const char **argv)
+{
+ argc--; /* skip over "json-writer" arg */
+ argv++;
+
+ if (argc > 0 && argv[0][0] == '-') {
+ if (!strcmp(argv[0], "-u") || !strcmp(argv[0], "--unit"))
+ return unit_tests();
+
+ if (!strcmp(argv[0], "-p") || !strcmp(argv[0], "--pretty"))
+ pretty = 1;
+ }
+
+ return scripted();
+}
diff --git a/t/helper/test-repository.c b/t/helper/test-repository.c
new file mode 100644
index 0000000000..2762ca6562
--- /dev/null
+++ b/t/helper/test-repository.c
@@ -0,0 +1,82 @@
+#include "test-tool.h"
+#include "cache.h"
+#include "commit-graph.h"
+#include "commit.h"
+#include "config.h"
+#include "object-store.h"
+#include "object.h"
+#include "repository.h"
+#include "tree.h"
+
+static void test_parse_commit_in_graph(const char *gitdir, const char *worktree,
+ const struct object_id *commit_oid)
+{
+ struct repository r;
+ struct commit *c;
+ struct commit_list *parent;
+
+ repo_init(&r, gitdir, worktree);
+
+ c = lookup_commit(&r, commit_oid);
+
+ if (!parse_commit_in_graph(&r, c))
+ die("Couldn't parse commit");
+
+ printf("%"PRItime, c->date);
+ for (parent = c->parents; parent; parent = parent->next)
+ printf(" %s", oid_to_hex(&parent->item->object.oid));
+ printf("\n");
+
+ repo_clear(&r);
+}
+
+static void test_get_commit_tree_in_graph(const char *gitdir,
+ const char *worktree,
+ const struct object_id *commit_oid)
+{
+ struct repository r;
+ struct commit *c;
+ struct tree *tree;
+
+ repo_init(&r, gitdir, worktree);
+
+ c = lookup_commit(&r, commit_oid);
+
+ /*
+ * get_commit_tree_in_graph does not automatically parse the commit, so
+ * parse it first.
+ */
+ if (!parse_commit_in_graph(&r, c))
+ die("Couldn't parse commit");
+ tree = get_commit_tree_in_graph(&r, c);
+ if (!tree)
+ die("Couldn't get commit tree");
+
+ printf("%s\n", oid_to_hex(&tree->object.oid));
+
+ repo_clear(&r);
+}
+
+int cmd__repository(int argc, const char **argv)
+{
+ if (argc < 2)
+ die("must have at least 2 arguments");
+ if (!strcmp(argv[1], "parse_commit_in_graph")) {
+ struct object_id oid;
+ if (argc < 5)
+ die("not enough arguments");
+ if (parse_oid_hex(argv[4], &oid, &argv[4]))
+ die("cannot parse oid '%s'", argv[4]);
+ test_parse_commit_in_graph(argv[2], argv[3], &oid);
+ } else if (!strcmp(argv[1], "get_commit_tree_in_graph")) {
+ struct object_id oid;
+ if (argc < 5)
+ die("not enough arguments");
+ if (parse_oid_hex(argv[4], &oid, &argv[4]))
+ die("cannot parse oid '%s'", argv[4]);
+ test_get_commit_tree_in_graph(argv[2], argv[3], &oid);
+ } else {
+ die("unrecognized '%s'", argv[1]);
+ }
+ return 0;
+}
diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c
index 805a45de9c..0edafcfd65 100644
--- a/t/helper/test-tool.c
+++ b/t/helper/test-tool.c
@@ -19,6 +19,7 @@ static struct test_cmd cmds[] = {
{ "genrandom", cmd__genrandom },
{ "hashmap", cmd__hashmap },
{ "index-version", cmd__index_version },
+ { "json-writer", cmd__json_writer },
{ "lazy-init-name-hash", cmd__lazy_init_name_hash },
{ "match-trees", cmd__match_trees },
{ "mergesort", cmd__mergesort },
@@ -29,6 +30,7 @@ static struct test_cmd cmds[] = {
{ "read-cache", cmd__read_cache },
{ "ref-store", cmd__ref_store },
{ "regex", cmd__regex },
+ { "repository", cmd__repository },
{ "revision-walking", cmd__revision_walking },
{ "run-command", cmd__run_command },
{ "scrap-cache-tree", cmd__scrap_cache_tree },
diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h
index 7116ddfb94..e926c416ea 100644
--- a/t/helper/test-tool.h
+++ b/t/helper/test-tool.h
@@ -13,6 +13,7 @@ int cmd__example_decorate(int argc, const char **argv);
int cmd__genrandom(int argc, const char **argv);
int cmd__hashmap(int argc, const char **argv);
int cmd__index_version(int argc, const char **argv);
+int cmd__json_writer(int argc, const char **argv);
int cmd__lazy_init_name_hash(int argc, const char **argv);
int cmd__match_trees(int argc, const char **argv);
int cmd__mergesort(int argc, const char **argv);
@@ -23,6 +24,7 @@ int cmd__prio_queue(int argc, const char **argv);
int cmd__read_cache(int argc, const char **argv);
int cmd__ref_store(int argc, const char **argv);
int cmd__regex(int argc, const char **argv);
+int cmd__repository(int argc, const char **argv);
int cmd__revision_walking(int argc, const char **argv);
int cmd__run_command(int argc, const char **argv);
int cmd__scrap_cache_tree(int argc, const char **argv);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-24 11:43:34 +0000