tests: add the paginator test suite

Signed-off-by: Vincenzo Palazzo <[email protected]>

Author: vincenzopalazzo

tests/test_paginator.py

@@ -0,0 +1,21 @@
+"""
+I think I'm getting to excited for this paginator API
+that I think this deserve a own python test file!
+"""
+from fixtures import * # noqua: F401,F403
+
+
+def test_listnodes_paginator(node_factory):
+    """
+    We run 4 nodes and then we query the
+    list node by batch for the other two nodes.
+    """
+    l1, l2, l3, _ = node_factory.line_graph(4, fundchannel=True, wait_for_announce=True)
+    l1.rpc.jsonschemas = {}
+
+    nodes = l1.rpc.call("listnodes", { "batch": [l3.info["id"], l2.info["id"]] })
+    nodes_nobatch = l1.rpc.listnodes()
+    print(nodes)
+    print(nodes_nobatch)
+    assert len(nodes["nodes"]) == 2
+    assert len(nodes_nobatch["nodes"]) == 4