Example: Add an example for ExprRandom

1 files changed, 30 insertions, 0 deletions

diff --git a/example/expression/expr_random.py b/example/expression/expr_random.py
new file mode 100644
index 00000000..1d399091
--- /dev/null
+++ b/example/expression/expr_random.py
@@ -0,0 +1,30 @@
+import string
+
+from miasm2.expression.expression_helper import ExprRandom
+
+print "Simple expression generator\n"
+
+depth = 8
+print "- An ID:"
+print ExprRandom.identifier()
+print "- A number:"
+print ExprRandom.number()
+
+print "- 3 expressions (without cleaning expression cache):"
+for i in xrange(3):
+    print "\t%s\n" % ExprRandom.get(depth=depth, clean=False)
+
+class ExprRandom_NoPerfect_NoReuse_UppercaseIdent(ExprRandom):
+    """ExprRandom extension with:
+     - perfect tree disabled
+     - element reuse disabled
+     - identifiers uppercased
+     """
+
+    perfect_tree = False
+    reuse_element = False
+    identifier_charset = string.uppercase
+
+print "- 3 expressions with a custom generator:"
+for i in xrange(3):
+    print "\t%s\n" % ExprRandom_NoPerfect_NoReuse_UppercaseIdent.get(depth=depth)