[PATCH v2 2/2] test: hush_if_test: Add hush variable test

[Stefan Herbrechtsmeier]

From: Stefan Herbrechtsmeier <stefan.herbrechtsmeier at weidmueller.com>

Add a test for the hush shell variable assignment and clear.

Signed-off-by: Stefan Herbrechtsmeier <stefan.herbrechtsmeier at weidmueller.com>
---

(no changes since v1)

 test/py/tests/test_hush_if_test.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/test/py/tests/test_hush_if_test.py b/test/py/tests/test_hush_if_test.py
index 37c1608bb2..3b4b6fcaf4 100644
--- a/test/py/tests/test_hush_if_test.py
+++ b/test/py/tests/test_hush_if_test.py
@@ -182,3 +182,16 @@ def test_hush_if_test_host_file_exists(u_boot_console):

     expr = 'test -e hostfs - ' + test_file
     exec_hush_if(u_boot_console, expr, False)
+
+def test_hush_var(u_boot_console):
+    """Test the set and unset of variables"""
+    u_boot_console.run_command('ut_var_nonexistent=')
+    u_boot_console.run_command('ut_var_exists=1')
+    u_boot_console.run_command('ut_var_unset=1')
+    exec_hush_if(u_boot_console, 'test -z "$ut_var_nonexistent"', True)
+    exec_hush_if(u_boot_console, 'test -z "$ut_var_exists"', False)
+    exec_hush_if(u_boot_console, 'test -z "$ut_var_unset"', False)
+    exec_hush_if(u_boot_console, 'ut_var_unset=', True)
+    exec_hush_if(u_boot_console, 'test -z "$ut_var_unset"', True)
+    u_boot_console.run_command('ut_var_exists=')
+    u_boot_console.run_command('ut_var_unset=')
--
2.30.2

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