The added tests ensure correct behavior of for, while and until loops.
Signed-off-by: Francis Laniel francis.laniel@amarulasolutions.com --- test/hush/Makefile | 1 + test/hush/loop.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 65 insertions(+) create mode 100644 test/hush/loop.c
diff --git a/test/hush/Makefile b/test/hush/Makefile index ff4fe7700b..a2d98815e5 100644 --- a/test/hush/Makefile +++ b/test/hush/Makefile @@ -7,3 +7,4 @@ obj-y += cmd_ut_hush.o obj-y += if.o obj-y += dollar.o obj-y += list.o +obj-y += loop.o diff --git a/test/hush/loop.c b/test/hush/loop.c new file mode 100644 index 0000000000..519c78ef7e --- /dev/null +++ b/test/hush/loop.c @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * (C) Copyright 2021 + * Francis Laniel, Amarula Solutions, francis.laniel@amarulasolutions.com + */ + +#include <common.h> +#include <command.h> +#include <env_attr.h> +#include <test/hush.h> +#include <test/ut.h> + +static int hush_test_for(struct unit_test_state *uts) +{ + console_record_reset_enable(); + + ut_assertok(run_command("for loop_i in foo bar quux; do echo $loop_i; done", 0)); + ut_assert_nextline("foo"); + ut_assert_nextline("bar"); + ut_assert_nextline("quux"); + ut_assert_console_end(); + + puts("Beware: this test set local variable loop_i and it cannot be unset!"); + + return 0; +} +HUSH_TEST(hush_test_for, 0); + +static int hush_test_while(struct unit_test_state *uts) +{ + console_record_reset_enable(); + + /* Exit status is that of test, so 1 since test is false to quit the loop. */ + ut_asserteq(1, run_command("while test -z "$loop_foo"; do echo bar; loop_foo=quux; done", 0)); + ut_assert_nextline("bar"); + ut_assert_console_end(); + + puts("Beware: this test set local variable loop_foo and it cannot be unset!"); + + return 0; +} +HUSH_TEST(hush_test_while, 0); + +static int hush_test_until(struct unit_test_state *uts) +{ + console_record_reset_enable(); + env_set("loop_bar", "bar"); + + /* + * WARNING We have to use environment variable because it is not possible + * resetting local variable. + */ + ut_assertok(run_command("until test -z "$loop_bar"; do echo quux; setenv loop_bar; done", 0)); + ut_assert_nextline("quux"); + ut_assert_console_end(); + + /* + * Loop normally resets foo environment variable, but we reset it here in + * case the test failed. + */ + env_set("loop_bar", NULL); + return 0; +} +HUSH_TEST(hush_test_until, 0);