Adapt strbuf test script to clar framework by using clar assertions
where necessary. Test functions are created as standalone to test
different test cases.
Mentored-by: Patrick Steinhardt <ps@xxxxxx>
Signed-off-by: Seyi Kuforiji <kuforiji98@xxxxxxxxx>
---
Makefile | 2 +-
t/meson.build | 2 +-
t/unit-tests/t-strbuf.c | 122 ----------------------------------------
t/unit-tests/u-strbuf.c | 121 +++++++++++++++++++++++++++++++++++++++
4 files changed, 123 insertions(+), 124 deletions(-)
delete mode 100644 t/unit-tests/t-strbuf.c
create mode 100644 t/unit-tests/u-strbuf.c
diff --git a/Makefile b/Makefile
index 732d765f1c..358193597f 100644
--- a/Makefile
+++ b/Makefile
@@ -1344,6 +1344,7 @@ CLAR_TEST_SUITES += u-hashmap
CLAR_TEST_SUITES += u-mem-pool
CLAR_TEST_SUITES += u-prio-queue
CLAR_TEST_SUITES += u-reftable-tree
+CLAR_TEST_SUITES += u-strbuf
CLAR_TEST_SUITES += u-strvec
CLAR_TEST_PROG = $(UNIT_TEST_BIN)/unit-tests$(X)
CLAR_TEST_OBJS = $(patsubst %,$(UNIT_TEST_DIR)/%.o,$(CLAR_TEST_SUITES))
@@ -1361,7 +1362,6 @@ UNIT_TEST_PROGRAMS += t-reftable-reader
UNIT_TEST_PROGRAMS += t-reftable-readwrite
UNIT_TEST_PROGRAMS += t-reftable-record
UNIT_TEST_PROGRAMS += t-reftable-stack
-UNIT_TEST_PROGRAMS += t-strbuf
UNIT_TEST_PROGRAMS += t-strcmp-offset
UNIT_TEST_PROGRAMS += t-trailer
UNIT_TEST_PROGRAMS += t-urlmatch-normalization
diff --git a/t/meson.build b/t/meson.build
index c7e08eca6f..6cb72842b1 100644
--- a/t/meson.build
+++ b/t/meson.build
@@ -6,6 +6,7 @@ clar_test_suites = [
'unit-tests/u-mem-pool.c',
'unit-tests/u-prio-queue.c',
'unit-tests/u-reftable-tree.c',
+ 'unit-tests/u-strbuf.c',
'unit-tests/u-strvec.c',
]
@@ -57,7 +58,6 @@ unit_test_programs = [
'unit-tests/t-reftable-readwrite.c',
'unit-tests/t-reftable-record.c',
'unit-tests/t-reftable-stack.c',
- 'unit-tests/t-strbuf.c',
'unit-tests/t-strcmp-offset.c',
'unit-tests/t-trailer.c',
'unit-tests/t-urlmatch-normalization.c',
diff --git a/t/unit-tests/t-strbuf.c b/t/unit-tests/t-strbuf.c
deleted file mode 100644
index 3f4044d697..0000000000
--- a/t/unit-tests/t-strbuf.c
+++ /dev/null
@@ -1,122 +0,0 @@
-#include "test-lib.h"
-#include "strbuf.h"
-
-/* wrapper that supplies tests with an empty, initialized strbuf */
-static void setup(void (*f)(struct strbuf*, const void*),
- const void *data)
-{
- struct strbuf buf = STRBUF_INIT;
-
- f(&buf, data);
- strbuf_release(&buf);
- check_uint(buf.len, ==, 0);
- check_uint(buf.alloc, ==, 0);
-}
-
-/* wrapper that supplies tests with a populated, initialized strbuf */
-static void setup_populated(void (*f)(struct strbuf*, const void*),
- const char *init_str, const void *data)
-{
- struct strbuf buf = STRBUF_INIT;
-
- strbuf_addstr(&buf, init_str);
- check_uint(buf.len, ==, strlen(init_str));
- f(&buf, data);
- strbuf_release(&buf);
- check_uint(buf.len, ==, 0);
- check_uint(buf.alloc, ==, 0);
-}
-
-static int assert_sane_strbuf(struct strbuf *buf)
-{
- /* Initialized strbufs should always have a non-NULL buffer */
- if (!check(!!buf->buf))
- return 0;
- /* Buffers should always be NUL-terminated */
- if (!check_char(buf->buf[buf->len], ==, '\0'))
- return 0;
- /*
- * Freshly-initialized strbufs may not have a dynamically allocated
- * buffer
- */
- if (buf->len == 0 && buf->alloc == 0)
- return 1;
- /* alloc must be at least one byte larger than len */
- return check_uint(buf->len, <, buf->alloc);
-}
-
-static void t_static_init(void)
-{
- struct strbuf buf = STRBUF_INIT;
-
- check_uint(buf.len, ==, 0);
- check_uint(buf.alloc, ==, 0);
- check_char(buf.buf[0], ==, '\0');
-}
-
-static void t_dynamic_init(void)
-{
- struct strbuf buf;
-
- strbuf_init(&buf, 1024);
- check(assert_sane_strbuf(&buf));
- check_uint(buf.len, ==, 0);
- check_uint(buf.alloc, >=, 1024);
- check_char(buf.buf[0], ==, '\0');
- strbuf_release(&buf);
-}
-
-static void t_addch(struct strbuf *buf, const void *data)
-{
- const char *p_ch = data;
- const char ch = *p_ch;
- size_t orig_alloc = buf->alloc;
- size_t orig_len = buf->len;
-
- if (!check(assert_sane_strbuf(buf)))
- return;
- strbuf_addch(buf, ch);
- if (!check(assert_sane_strbuf(buf)))
- return;
- if (!(check_uint(buf->len, ==, orig_len + 1) &&
- check_uint(buf->alloc, >=, orig_alloc)))
- return; /* avoid de-referencing buf->buf */
- check_char(buf->buf[buf->len - 1], ==, ch);
- check_char(buf->buf[buf->len], ==, '\0');
-}
-
-static void t_addstr(struct strbuf *buf, const void *data)
-{
- const char *text = data;
- size_t len = strlen(text);
- size_t orig_alloc = buf->alloc;
- size_t orig_len = buf->len;
-
- if (!check(assert_sane_strbuf(buf)))
- return;
- strbuf_addstr(buf, text);
- if (!check(assert_sane_strbuf(buf)))
- return;
- if (!(check_uint(buf->len, ==, orig_len + len) &&
- check_uint(buf->alloc, >=, orig_alloc) &&
- check_uint(buf->alloc, >, orig_len + len) &&
- check_char(buf->buf[orig_len + len], ==, '\0')))
- return;
- check_str(buf->buf + orig_len, text);
-}
-
-int cmd_main(int argc UNUSED, const char **argv UNUSED)
-{
- if (!TEST(t_static_init(), "static initialization works"))
- test_skip_all("STRBUF_INIT is broken");
- TEST(t_dynamic_init(), "dynamic initialization works");
- TEST(setup(t_addch, "a"), "strbuf_addch adds char");
- TEST(setup(t_addch, ""), "strbuf_addch adds NUL char");
- TEST(setup_populated(t_addch, "initial value", "a"),
- "strbuf_addch appends to initial value");
- TEST(setup(t_addstr, "hello there"), "strbuf_addstr adds string");
- TEST(setup_populated(t_addstr, "initial value", "hello there"),
- "strbuf_addstr appends string to initial value");
-
- return test_done();
-}
diff --git a/t/unit-tests/u-strbuf.c b/t/unit-tests/u-strbuf.c
new file mode 100644
index 0000000000..fec3c768d2
--- /dev/null
+++ b/t/unit-tests/u-strbuf.c
@@ -0,0 +1,121 @@
+#include "unit-test.h"
+#include "strbuf.h"
+
+/* wrapper that supplies tests with an empty, initialized strbuf */
+static void setup(void (*f)(struct strbuf*, const void*),
+ const void *data)
+{
+ struct strbuf buf = STRBUF_INIT;
+
+ f(&buf, data);
+ strbuf_release(&buf);
+ cl_assert_equal_i(buf.len, 0);
+ cl_assert_equal_i(buf.alloc, 0);
+}
+
+/* wrapper that supplies tests with a populated, initialized strbuf */
+static void setup_populated(void (*f)(struct strbuf*, const void*),
+ const char *init_str, const void *data)
+{
+ struct strbuf buf = STRBUF_INIT;
+
+ strbuf_addstr(&buf, init_str);
+ cl_assert_equal_i(buf.len, strlen(init_str));
+ f(&buf, data);
+ strbuf_release(&buf);
+ cl_assert_equal_i(buf.len, 0);
+ cl_assert_equal_i(buf.alloc, 0);
+}
+
+static void assert_sane_strbuf(struct strbuf *buf)
+{
+ /* Initialized strbufs should always have a non-NULL buffer */
+ cl_assert(buf->buf != NULL);
+ /* Buffers should always be NUL-terminated */
+ cl_assert(buf->buf[buf->len] == '\0');
+ /*
+ * Freshly-initialized strbufs may not have a dynamically allocated
+ * buffer
+ */
+ if (buf->len == 0 && buf->alloc == 0)
+ return;
+ /* alloc must be at least one byte larger than len */
+ cl_assert(buf->len < buf->alloc);
+}
+
+void test_strbuf__static_init(void)
+{
+ struct strbuf buf = STRBUF_INIT;
+
+ cl_assert_equal_i(buf.len, 0);
+ cl_assert_equal_i(buf.alloc, 0);
+ cl_assert(buf.buf[0] == '\0');
+}
+
+void test_strbuf__dynamic_init(void)
+{
+ struct strbuf buf;
+
+ strbuf_init(&buf, 1024);
+ assert_sane_strbuf(&buf);
+ cl_assert_equal_i(buf.len, 0);
+ cl_assert(buf.alloc >= 1024);
+ cl_assert(buf.buf[0] == '\0');
+ strbuf_release(&buf);
+}
+
+static void t_addch(struct strbuf *buf, const void *data)
+{
+ const char *p_ch = data;
+ const char ch = *p_ch;
+ size_t orig_alloc = buf->alloc;
+ size_t orig_len = buf->len;
+
+ assert_sane_strbuf(buf);
+ strbuf_addch(buf, ch);
+ assert_sane_strbuf(buf);
+ cl_assert_equal_i(buf->len, orig_len + 1);
+ cl_assert(buf->alloc >= orig_alloc);
+ cl_assert(buf->buf[buf->len] == '\0');
+}
+
+static void t_addstr(struct strbuf *buf, const void *data)
+{
+ const char *text = data;
+ size_t len = strlen(text);
+ size_t orig_alloc = buf->alloc;
+ size_t orig_len = buf->len;
+
+ assert_sane_strbuf(buf);
+ strbuf_addstr(buf, text);
+ assert_sane_strbuf(buf);
+ cl_assert_equal_i(buf->len, orig_len + len);
+ cl_assert(buf->alloc >= orig_alloc);
+ cl_assert(buf->buf[buf->len] == '\0');
+ cl_assert_equal_s(buf->buf + orig_len, text);
+}
+
+void test_strbuf__add_single_char(void)
+{
+ setup(t_addch, "a");
+}
+
+void test_strbuf__add_empty_char(void)
+{
+ setup(t_addch, "");
+}
+
+void test_strbuf__add_multi_char(void)
+{
+ setup_populated(t_addch, "initial value", "a");
+}
+
+void test_strbuf__add_single_str(void)
+{
+ setup(t_addstr, "hello there");
+}
+
+void test_strbuf__add_multi_str(void)
+{
+ setup_populated(t_addstr, "initial value", "hello there");
+}
--
2.47.0.86.g15030f9556
