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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Tests for echo command
- *
- * Copyright 2020, Heinrich Schuchadt <xypron.glpk@gmx.de>
- */
- #include <common.h>
- #include <command.h>
- #include <asm/global_data.h>
- #include <display_options.h>
- #include <test/lib.h>
- #include <test/test.h>
- #include <test/ut.h>
- DECLARE_GLOBAL_DATA_PTR;
- struct test_data {
- char *cmd;
- char *expected;
- };
- static struct test_data echo_data[] = {
- {"echo 1 2 3",
- "1 2 3"},
- /* Test new line handling */
- {"echo -n 1 2 3; echo a b c",
- "1 2 3a b c"},
- /*
- * Test handling of environment variables.
- *
- * j, q, x are among the least frequent letters in English.
- * Hence no collision for the variable name jQx is expected.
- */
- {"setenv jQx X; echo \"a)\" ${jQx} 'b)' '${jQx}' c) ${jQx}; setenv jQx",
- "a) X b) ${jQx} c) X"},
- /* Test shell variable assignments without substitutions */
- {"foo=bar echo baz", "baz"},
- /* Test handling of shell variables. */
- {"setenv jQx; for jQx in 1 2 3; do echo -n \"${jQx}, \"; done; echo;",
- "1, 2, 3, "},
- };
- static int lib_test_hush_echo(struct unit_test_state *uts)
- {
- int i;
- for (i = 0; i < ARRAY_SIZE(echo_data); ++i) {
- ut_silence_console(uts);
- console_record_reset_enable();
- ut_assertok(run_command(echo_data[i].cmd, 0));
- ut_unsilence_console(uts);
- console_record_readline(uts->actual_str,
- sizeof(uts->actual_str));
- ut_asserteq_str(echo_data[i].expected, uts->actual_str);
- ut_assertok(ut_check_console_end(uts));
- }
- return 0;
- }
- LIB_TEST(lib_test_hush_echo, 0);
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