[PATCH v2 3/4] test: add tests for left-bracket alias for 'test' command

[Rasmus Villemoes <ravi@prevas.dk>]

Duplicate a few of the existing test cases, using the [ spelling, and
also ensure that the presence of a matching ] as a separate and last
argument is enforced.

Signed-off-by: Rasmus Villemoes <ravi@prevas.dk>
---
 test/hush/if.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/test/hush/if.c b/test/hush/if.c
index ea615b246a9..5f75ea68b32 100644
--- a/test/hush/if.c
+++ b/test/hush/if.c
@@ -315,3 +315,46 @@ static int hush_test_if_z_operator(struct unit_test_state *uts)
 	return 0;
 }
 HUSH_TEST(hush_test_if_z_operator, 0);
+
+static int hush_test_lbracket_alias(struct unit_test_state *uts)
+{
+	char if_formatted[128];
+	const char *missing_rbracket_error = "[: missing terminating ]";
+
+	sprintf(if_formatted, if_format, "[ aaa = aaa ]");
+	ut_assertok(run_command(if_formatted, 0));
+
+	sprintf(if_formatted, if_format, "[ aaa = bbb ]");
+	ut_asserteq(1, run_command(if_formatted, 0));
+
+	sprintf(if_formatted, if_format, "[ aaa = aaa");
+	ut_asserteq(1, run_command(if_formatted, 0));
+	ut_assert_nextline(missing_rbracket_error);
+
+	sprintf(if_formatted, if_format, "[ aaa = bbb");
+	ut_asserteq(1, run_command(if_formatted, 0));
+	ut_assert_nextline(missing_rbracket_error);
+
+	sprintf(if_formatted, if_format, "[ aaa = aaa]");
+	ut_asserteq(1, run_command(if_formatted, 0));
+	ut_assert_nextline(missing_rbracket_error);
+
+	sprintf(if_formatted, if_format, "[ aaa = bbb]");
+	ut_asserteq(1, run_command(if_formatted, 0));
+	ut_assert_nextline(missing_rbracket_error);
+
+	sprintf(if_formatted, if_format, "[ aaa != aaa -o bbb != bbb ]");
+	ut_asserteq(1, run_command(if_formatted, 0));
+
+	sprintf(if_formatted, if_format, "[ aaa != aaa -o bbb = bbb ]");
+	ut_assertok(run_command(if_formatted, 0));
+
+	sprintf(if_formatted, if_format, "[ ! aaa != aaa -o ! bbb != bbb ]");
+	ut_assertok(run_command(if_formatted, 0));
+
+	sprintf(if_formatted, if_format, "[ ! aaa != aaa -o ! bbb = bbb ]");
+	ut_assertok(run_command(if_formatted, 0));
+
+	return 0;
+}
+HUSH_TEST(hush_test_lbracket_alias, UTF_CONSOLE);
-- 
2.53.0