test: Add a way to skip console checking until a string matches

Some tests produce a lot of output that does not need to be individually
checked by an assertion. Add a macro to handle this.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/include/test/ut.h b/include/test/ut.h
index 656e25fe57..fb2e5fcff2 100644
--- a/include/test/ut.h
+++ b/include/test/ut.h
@@ -83,6 +83,21 @@ int ut_check_console_linen(struct unit_test_state *uts, const char *fmt, ...)
 int ut_check_skipline(struct unit_test_state *uts);
 
 /**
+ * ut_check_skip_to_line() - skip output until a line is found
+ *
+ * This creates a string and then checks it against the following lines of
+ * console output obtained with console_record_readline() until it is found.
+ *
+ * After the function returns, uts->expect_str holds the expected string and
+ * uts->actual_str holds the actual string read from the console.
+ *
+ * @uts: Test state
+ * @fmt: printf() format string to look for, followed by args
+ * @return 0 if OK, -ENOENT if not found, other value on error
+ */
+int ut_check_skip_to_line(struct unit_test_state *uts, const char *fmt, ...);
+
+/**
  * ut_check_console_end() - Check there is no more console output
  *
  * After the function returns, uts->actual_str holds the actual string read
@@ -286,6 +301,15 @@ int ut_check_console_dump(struct unit_test_state *uts, int total_bytes);
 		return CMD_RET_FAILURE;					\
 	}								\
 
+/* Assert that a following console output line matches */
+#define ut_assert_skip_to_line(fmt, args...)				\
+	if (ut_check_skip_to_line(uts, fmt, ##args)) {			\
+		ut_failf(uts, __FILE__, __LINE__, __func__,		\
+			 "console", "\nExpected '%s',\n     got to '%s'", \
+			 uts->expect_str, uts->actual_str);		\
+		return CMD_RET_FAILURE;					\
+	}								\
+
 /* Assert that there is no more console output */
 #define ut_assert_console_end()						\
 	if (ut_check_console_end(uts)) {				\