From 0cf66fbb8257837a8ef087b61bf3dec94e30bb8e Mon Sep 17 00:00:00 2001
From: Stefano Pigozzi <me@steffo.eu>
Date: Tue, 19 Apr 2022 01:08:28 +0200
Subject: [PATCH] :test_tube: Test resolve_failfast

---
 cfig/tests/test_all.py | 53 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/cfig/tests/test_all.py b/cfig/tests/test_all.py
index dd44d54..3887881 100644
--- a/cfig/tests/test_all.py
+++ b/cfig/tests/test_all.py
@@ -64,6 +64,16 @@ class TestConfig:
             numbers_config.proxies.resolve()
             assert isinstance(ei.value.errors["FIRST_NUMBER"], cfig.MissingValueError)
 
+    def test_resolve_ff_missing(self, numbers_config, monkeypatch):
+        monkeypatch.setenv("FIRST_NUMBER", "")
+        monkeypatch.setenv("SECOND_NUMBER", "")
+
+        assert not os.environ.get("FIRST_NUMBER")
+        assert not os.environ.get("SECOND_NUMBER")
+
+        with pytest.raises(cfig.MissingValueError):
+            numbers_config.proxies.resolve_failfast()
+
     def test_resolve_required(self, numbers_config, monkeypatch):
         monkeypatch.setenv("FIRST_NUMBER", "1")
         monkeypatch.setenv("SECOND_NUMBER", "")
@@ -86,6 +96,28 @@ class TestConfig:
         assert second_number == None
         assert second_number is not None
 
+    def test_resolve_ff_required(self, numbers_config, monkeypatch):
+        monkeypatch.setenv("FIRST_NUMBER", "1")
+        monkeypatch.setenv("SECOND_NUMBER", "")
+
+        assert os.environ.get("FIRST_NUMBER") == "1"
+        assert not os.environ.get("SECOND_NUMBER")
+
+        first_number = numbers_config.proxies["FIRST_NUMBER"]
+        second_number = numbers_config.proxies["SECOND_NUMBER"]
+
+        assert not first_number.__resolved__
+        assert not second_number.__resolved__
+
+        numbers_config.proxies.resolve_failfast()
+
+        assert first_number.__resolved__
+        assert first_number == 1
+
+        assert second_number.__resolved__
+        assert second_number == None
+        assert second_number is not None
+
     def test_resolve_optional(self, numbers_config, monkeypatch):
         monkeypatch.setenv("FIRST_NUMBER", "1")
         monkeypatch.setenv("SECOND_NUMBER", "2")
@@ -107,6 +139,27 @@ class TestConfig:
         assert second_number.__resolved__
         assert second_number == 2
 
+    def test_resolve_ff_optional(self, numbers_config, monkeypatch):
+        monkeypatch.setenv("FIRST_NUMBER", "1")
+        monkeypatch.setenv("SECOND_NUMBER", "2")
+
+        assert os.environ.get("FIRST_NUMBER") == "1"
+        assert os.environ.get("SECOND_NUMBER") == "2"
+
+        first_number = numbers_config.proxies["FIRST_NUMBER"]
+        second_number = numbers_config.proxies["SECOND_NUMBER"]
+
+        assert not first_number.__resolved__
+        assert not second_number.__resolved__
+
+        numbers_config.proxies.resolve_failfast()
+
+        assert first_number.__resolved__
+        assert first_number == 1
+
+        assert second_number.__resolved__
+        assert second_number == 2
+
     def test_resolve_unresolve(self, numbers_config, monkeypatch):
         monkeypatch.setenv("FIRST_NUMBER", "1")
         monkeypatch.setenv("SECOND_NUMBER", "2")