From 4f0ec2f749dc2b88e0f17dc37f3078836318473c Mon Sep 17 00:00:00 2001
From: Ulf Magnusson <ulfalizer@gmail.com>
Date: Thu, 6 Dec 2012 22:42:58 +0100
Subject: Add selftests for eval().

---
 kconfigtest.py | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/kconfigtest.py b/kconfigtest.py
index 8f01402..3d1617b 100644
--- a/kconfigtest.py
+++ b/kconfigtest.py
@@ -41,6 +41,10 @@ def run_selftests():
 
     print "Running selftests...\n"
 
+    #
+    # is_modifiable()
+    #
+
     print "Testing is_modifiable()..."
     c = kconfiglib.Config("Kconfiglib/tests/Kmodifiable")
     for s in (c["VISIBLE"],
@@ -59,6 +63,10 @@ def run_selftests():
         assert_false(s.is_modifiable(),
                      "{0} should not be modifiable".format(s.get_name()))
 
+    #
+    # get_lower/upper_bound() and get_assignable_values()
+    #
+
     print "Testing get_lower/upper_bound() and get_assignable_values()..."
     c = kconfiglib.Config("Kconfiglib/tests/Kbounds")
     def assert_bounds(sym, lower, upper):
@@ -100,6 +108,32 @@ def run_selftests():
     assert_bounds("INT", None, None)
     assert_bounds("HEX", None, None)
 
+    #
+    # eval() (Already well exercised. Just test some basics.)
+    #
+
+    # TODO: Stricter syntax checking?
+
+    print "Testing eval()..."
+    c = kconfiglib.Config("Kconfiglib/tests/Keval")
+    def assert_val(expr, val):
+        res = c.eval(expr)
+        assert_true(res == val,
+                    "'{0}' evaluated to {1}, expected {2}".\
+                    format(expr, res, val))
+    # No modules
+    assert_val("n", "n")
+    assert_val("m", "n")
+    assert_val("y", "y")
+    assert_val("M", "y")
+    # Modules
+    c["MODULES"].set_value("y")
+    assert_val("n", "n")
+    assert_val("m", "m")
+    assert_val("y", "y")
+    assert_val("M", "m")
+    assert_val("(Y || N) && (m && y)", "m")
+
     print
 
 def run_compatibility_tests():
-- 
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