1 files changed, 78 insertions, 0 deletions
diff --git a/scalalib/src/test/resource/jawn/randjson.py b/scalalib/src/test/resource/jawn/randjson.py
new file mode 100644
index 00000000..1783eba5
--- /dev/null
+++ b/scalalib/src/test/resource/jawn/randjson.py
@@ -0,0 +1,78 @@
+import json
+import os
+from random import *
+import string
+import sys
+
+constants = [True, False, None]
+
+def mkconstant():
+    return choice(constants)
+
+def mkinteger():
+    return randint(-1e3, 1e3) * (10 ** normalvariate(0, 4)) + randint(-1e3, 1e3)
+
+def mkdouble():
+    return random() * (10 ** normalvariate(0, 30))
+
+def mknum():
+    if randint(0, 1):
+        return mkdouble()
+    else:
+        return mkinteger()
+
+def mkstring():
+    n = int(min(abs(normalvariate(40, 20)), abs(normalvariate(30, 10))))
+    return ''.join([choice(string.ascii_letters) for i in range(0, n)])
+
+values = [mkconstant, mknum, mknum, mknum, mkstring]
+
+def mkvalue():
+    return choice(values)()
+
+def mkarray(n, t, threshold):
+    a = []
+    t2 = t + random()
+    if (t > threshold):
+        for i in range(0, 2 * n):
+            a.append(mkvalue())
+    else:
+        #print "mkarray(%s, %s, %s)" % (n, t, threshold)
+        for i in range(0, n / 5):
+            a.append(mkcontainer(t2, threshold))
+    return a
+
+def mkobject(n, t, threshold):
+    d = {}
+    t2 = t + random()
+    if (t > threshold):
+        for i in range(0, n):
+            k = mkstring()
+            v = mkvalue()
+            d[k] = v
+    else:
+        #print "mkobject(%s, %s, %s)" % (n, t, threshold)
+        for i in range(0, n / 10):
+            k = mkstring()
+            v = mkcontainer(t2, threshold)
+            d[k] = v
+    return d
+
+containers = [mkarray, mkobject, mkobject]
+
+def mkcontainer(t, threshold):
+    n = int(abs(normalvariate(10, 30)))
+    return choice(containers)(n, t, threshold)
+
+if __name__ == "__main__":
+    args = sys.argv[1:]
+    try:
+        weight = float(args[0])
+        path = args[1]
+        print "generating random JSON with weight %s into %s" % (weight, path)
+        f = open(path, 'w')
+        c = mkcontainer(0.0, weight)
+        f.write(json.dumps(c))
+        f.close()
+    except:
+        print "usage: %s WEIGHT (0.0 < w < ~4.0) FILE" % sys.argv[0]