From: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>
This isn't used per se, but it is useful for debugging, especially
Windows CI failures.
Signed-off-by: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>
---
reftable/record.c | 85 +++++++++++++++++++++++++++++++++++-------
reftable/record.h | 4 ++
reftable/record_test.c | 21 ++++++++++-
3 files changed, 95 insertions(+), 15 deletions(-)
diff --git a/reftable/record.c b/reftable/record.c
index a8cee628942..fbaa1fbef56 100644
--- a/reftable/record.c
+++ b/reftable/record.c
@@ -255,8 +255,8 @@ static void hex_format(char *dest, uint8_t *src, int hash_size)
}
}
-void reftable_ref_record_print(const struct reftable_ref_record *ref,
- uint32_t hash_id)
+static void reftable_ref_record_print_sz(const struct reftable_ref_record *ref,
+ int hash_size)
{
char hex[GIT_MAX_HEXSZ + 1] = { 0 }; /* BUG */
printf("ref{%s(%" PRIu64 ") ", ref->refname, ref->update_index);
@@ -265,14 +265,14 @@ void reftable_ref_record_print(const struct reftable_ref_record *ref,
printf("=> %s", ref->value.symref);
break;
case REFTABLE_REF_VAL2:
- hex_format(hex, ref->value.val2.value, hash_size(hash_id));
+ hex_format(hex, ref->value.val2.value, hash_size);
printf("val 2 %s", hex);
hex_format(hex, ref->value.val2.target_value,
- hash_size(hash_id));
+ hash_size);
printf("(T %s)", hex);
break;
case REFTABLE_REF_VAL1:
- hex_format(hex, ref->value.val1, hash_size(hash_id));
+ hex_format(hex, ref->value.val1, hash_size);
printf("val 1 %s", hex);
break;
case REFTABLE_REF_DELETION:
@@ -282,6 +282,11 @@ void reftable_ref_record_print(const struct reftable_ref_record *ref,
printf("}\n");
}
+void reftable_ref_record_print(const struct reftable_ref_record *ref,
+ uint32_t hash_id) {
+ reftable_ref_record_print_sz(ref, hash_size(hash_id));
+}
+
static void reftable_ref_record_release_void(void *rec)
{
reftable_ref_record_release(rec);
@@ -443,6 +448,12 @@ static int reftable_ref_record_equal_void(const void *a,
return reftable_ref_record_equal(ra, rb, hash_size);
}
+static void reftable_ref_record_print_void(const void *rec,
+ int hash_size)
+{
+ reftable_ref_record_print_sz((struct reftable_ref_record *) rec, hash_size);
+}
+
static struct reftable_record_vtable reftable_ref_record_vtable = {
.key = &reftable_ref_record_key,
.type = BLOCK_TYPE_REF,
@@ -453,6 +464,7 @@ static struct reftable_record_vtable reftable_ref_record_vtable = {
.release = &reftable_ref_record_release_void,
.is_deletion = &reftable_ref_record_is_deletion_void,
.equal = &reftable_ref_record_equal_void,
+ .print = &reftable_ref_record_print_void,
};
static void reftable_obj_record_key(const void *r, struct strbuf *dest)
@@ -471,6 +483,21 @@ static void reftable_obj_record_release(void *rec)
memset(obj, 0, sizeof(struct reftable_obj_record));
}
+static void reftable_obj_record_print(const void *rec, int hash_size)
+{
+ const struct reftable_obj_record *obj = rec;
+ char hex[GIT_MAX_HEXSZ + 1] = { 0 };
+ struct strbuf offset_str = STRBUF_INIT;
+ int i;
+
+ for (i = 0; i < obj->offset_len; i++)
+ strbuf_addf(&offset_str, "%" PRIu64 " ", obj->offsets[i]);
+ hex_format(hex, obj->hash_prefix, obj->hash_prefix_len);
+ printf("prefix %s (len %d), offsets [%s]\n",
+ hex, obj->hash_prefix_len, offset_str.buf);
+ strbuf_release(&offset_str);
+}
+
static void reftable_obj_record_copy_from(void *rec, const void *src_rec,
int hash_size)
{
@@ -617,31 +644,41 @@ static struct reftable_record_vtable reftable_obj_record_vtable = {
.release = &reftable_obj_record_release,
.is_deletion = ¬_a_deletion,
.equal = &reftable_obj_record_equal_void,
+ .print = &reftable_obj_record_print,
};
-void reftable_log_record_print(struct reftable_log_record *log,
- uint32_t hash_id)
+static void reftable_log_record_print_sz(struct reftable_log_record *log,
+ int hash_size)
{
char hex[GIT_MAX_HEXSZ + 1] = { 0 };
switch (log->value_type) {
case REFTABLE_LOG_DELETION:
- printf("log{%s(%" PRIu64 ") delete", log->refname,
+ printf("log{%s(%" PRIu64 ") delete\n", log->refname,
log->update_index);
break;
case REFTABLE_LOG_UPDATE:
printf("log{%s(%" PRIu64 ") %s <%s> %" PRIu64 " %04d\n",
- log->refname, log->update_index, log->value.update.name,
- log->value.update.email, log->value.update.time,
+ log->refname, log->update_index,
+ log->value.update.name ? log->value.update.name : "",
+ log->value.update.email ? log->value.update.email : "",
+ log->value.update.time,
log->value.update.tz_offset);
- hex_format(hex, log->value.update.old_hash, hash_size(hash_id));
+ hex_format(hex, log->value.update.old_hash, hash_size);
printf("%s => ", hex);
- hex_format(hex, log->value.update.new_hash, hash_size(hash_id));
- printf("%s\n\n%s\n}\n", hex, log->value.update.message);
+ hex_format(hex, log->value.update.new_hash, hash_size);
+ printf("%s\n\n%s\n}\n", hex,
+ log->value.update.message ? log->value.update.message : "");
break;
}
}
+void reftable_log_record_print(struct reftable_log_record *log,
+ uint32_t hash_id)
+{
+ reftable_log_record_print_sz(log, hash_size(hash_id));
+}
+
static void reftable_log_record_key(const void *r, struct strbuf *dest)
{
const struct reftable_log_record *rec =
@@ -959,6 +996,11 @@ static int reftable_log_record_is_deletion_void(const void *p)
(const struct reftable_log_record *)p);
}
+static void reftable_log_record_print_void(const void *rec, int hash_size)
+{
+ reftable_log_record_print_sz((struct reftable_log_record*)rec, hash_size);
+}
+
static struct reftable_record_vtable reftable_log_record_vtable = {
.key = &reftable_log_record_key,
.type = BLOCK_TYPE_LOG,
@@ -968,7 +1010,8 @@ static struct reftable_record_vtable reftable_log_record_vtable = {
.decode = &reftable_log_record_decode,
.release = &reftable_log_record_release_void,
.is_deletion = &reftable_log_record_is_deletion_void,
- .equal = &reftable_log_record_equal_void
+ .equal = &reftable_log_record_equal_void,
+ .print = &reftable_log_record_print_void,
};
static void reftable_index_record_key(const void *r, struct strbuf *dest)
@@ -1043,6 +1086,13 @@ static int reftable_index_record_equal(const void *a, const void *b, int hash_si
return ia->offset == ib->offset && !strbuf_cmp(&ia->last_key, &ib->last_key);
}
+static void reftable_index_record_print(const void *rec, int hash_size)
+{
+ const struct reftable_index_record *idx = rec;
+ /* TODO: escape null chars? */
+ printf("\"%s\" %" PRIu64 "\n", idx->last_key.buf, idx->offset);
+}
+
static struct reftable_record_vtable reftable_index_record_vtable = {
.key = &reftable_index_record_key,
.type = BLOCK_TYPE_INDEX,
@@ -1053,6 +1103,7 @@ static struct reftable_record_vtable reftable_index_record_vtable = {
.release = &reftable_index_record_release,
.is_deletion = ¬_a_deletion,
.equal = &reftable_index_record_equal,
+ .print = &reftable_index_record_print,
};
void reftable_record_key(struct reftable_record *rec, struct strbuf *dest)
@@ -1255,3 +1306,9 @@ struct reftable_record reftable_new_record(uint8_t typ)
}
return clean;
}
+
+void reftable_record_print(struct reftable_record *rec, int hash_size)
+{
+ printf("'%c': ", rec->type);
+ reftable_record_vtable(rec)->print(reftable_record_data(rec), hash_size);
+}
diff --git a/reftable/record.h b/reftable/record.h
index 010a322e901..fd80cd451d5 100644
--- a/reftable/record.h
+++ b/reftable/record.h
@@ -61,6 +61,9 @@ struct reftable_record_vtable {
/* Are two records equal? This assumes they have the same type. Returns 0 for non-equal. */
int (*equal)(const void *a, const void *b, int hash_size);
+
+ /* Print on stdout, for debugging. */
+ void (*print)(const void *rec, int hash_size);
};
/* returns true for recognized block types. Block start with the block type. */
@@ -112,6 +115,7 @@ struct reftable_record {
/* see struct record_vtable */
int reftable_record_equal(struct reftable_record *a, struct reftable_record *b, int hash_size);
+void reftable_record_print(struct reftable_record *rec, int hash_size);
void reftable_record_key(struct reftable_record *rec, struct strbuf *dest);
uint8_t reftable_record_type(struct reftable_record *rec);
void reftable_record_copy_from(struct reftable_record *rec,
diff --git a/reftable/record_test.c b/reftable/record_test.c
index c6fdd1925a9..f91ea5e8830 100644
--- a/reftable/record_test.c
+++ b/reftable/record_test.c
@@ -25,6 +25,10 @@ static void test_copy(struct reftable_record *rec)
/* do it twice to catch memory leaks */
reftable_record_copy_from(©, rec, GIT_SHA1_RAWSZ);
EXPECT(reftable_record_equal(rec, ©, GIT_SHA1_RAWSZ));
+
+ puts("testing print coverage:\n");
+ reftable_record_print(©, GIT_SHA1_RAWSZ);
+
reftable_record_release(©);
}
@@ -176,7 +180,8 @@ static void test_reftable_log_record_equal(void)
static void test_reftable_log_record_roundtrip(void)
{
int i;
- struct reftable_log_record in[2] = {
+
+ struct reftable_log_record in[] = {
{
.refname = xstrdup("refs/heads/master"),
.update_index = 42,
@@ -197,10 +202,24 @@ static void test_reftable_log_record_roundtrip(void)
.refname = xstrdup("refs/heads/master"),
.update_index = 22,
.value_type = REFTABLE_LOG_DELETION,
+ },
+ {
+ .refname = xstrdup("branch"),
+ .update_index = 33,
+ .value_type = REFTABLE_LOG_UPDATE,
+ .value = {
+ .update = {
+ .old_hash = reftable_malloc(GIT_SHA1_RAWSZ),
+ .new_hash = reftable_malloc(GIT_SHA1_RAWSZ),
+ /* rest of fields left empty. */
+ },
+ },
}
};
set_test_hash(in[0].value.update.new_hash, 1);
set_test_hash(in[0].value.update.old_hash, 2);
+ set_test_hash(in[2].value.update.new_hash, 3);
+ set_test_hash(in[2].value.update.old_hash, 4);
for (i = 0; i < ARRAY_SIZE(in); i++) {
struct reftable_record rec = { .type = BLOCK_TYPE_LOG };
struct strbuf key = STRBUF_INIT;
--
gitgitgadget
