Support parsing and shifting time

TL;DR:
- Adds string-conversions library
- Adds tests for remaining units and repeating requests
- Adds a REPL in main

1 files changed, 37 insertions, 0 deletions

diff --git a/website/sandbox/shift-time/Spec.hs b/website/sandbox/shift-time/Spec.hs
index dcb28248b380..ba3f71d7c754 100644
--- a/website/sandbox/shift-time/Spec.hs
+++ b/website/sandbox/shift-time/Spec.hs
@@ -15,3 +15,40 @@ main = hspec $ do
     it "handles seconds" $ do
       property $ \x -> parseTime (Text.concat [x & show & Text.pack, "s"]) ==
         (Just defaultShiftTimeRequest { shiftSeconds = x })
+
+    it "handles minutes" $ do
+      property $ \x -> parseTime (Text.concat [x & show & Text.pack, "m"]) ==
+        (Just defaultShiftTimeRequest { shiftMinutes = x })
+
+    it "handles hours" $ do
+      property $ \x -> parseTime (Text.concat [x & show & Text.pack, "h"]) ==
+        (Just defaultShiftTimeRequest { shiftHours = x })
+
+    it "handles days" $ do
+      property $ \x -> parseTime (Text.concat [x & show & Text.pack, "d"]) ==
+        (Just defaultShiftTimeRequest { shiftDays = x })
+
+    it "handles weeks" $ do
+      property $ \x -> parseTime (Text.concat [x & show & Text.pack, "w"]) ==
+        (Just defaultShiftTimeRequest { shiftWeeks = x })
+
+    it "handles months" $ do
+      property $ \x -> parseTime (Text.concat [x & show & Text.pack, "M"]) ==
+        (Just defaultShiftTimeRequest { shiftMonths = x })
+
+    it "handles quarters" $ do
+      property $ \x -> parseTime (Text.concat [x & show & Text.pack, "q"]) ==
+        (Just defaultShiftTimeRequest { shiftQuarters = x })
+
+    it "handles multiple shifts" $ do
+      parseTime "1s-20m5h0d-4w100M-3y2q" ==
+        (Just $ ShiftTimeRequest
+          { shiftSeconds = 1
+          , shiftMinutes = -20
+          , shiftHours = 5
+          , shiftDays = 0
+          , shiftWeeks = -4
+          , shiftMonths = 100
+          , shiftQuarters = 2
+          , shiftYears = -3
+          })