;lib, cli: test suite cleanups, don't run hledger-lib tests twice

hledger-lib/package.yaml

@@ -152,6 +152,14 @@ library:
 
 tests:
 
+  unittests:
+    buildable: true
+    source-dirs: test
+    main: unittests.hs
+    other-modules: []  # prevent double compilation, https://github.com/sol/hpack/issues/188
+    dependencies:
+    - hledger-lib
+
   doctests:
     buildable: true
     source-dirs: test
@@ -173,18 +181,8 @@ tests:
     # - condition: os(darwin) && impl(ghc >= 8.4)
     #   buildable: false
 
-    # ghc 7.10 on linux:
-    #  doctests: <command line>: Can't parse package flag: package-db /home/simon/.stack/snapshots/i386-linux/026d718ac4d5f70d983bbeebb712f79d402a8e7003bbfe787f9e853573ed7ed6/7.10.3/pkgdb
     # ghc 8.0 on linux:
     #  Hledger/Read/JournalReader.hs:126: failure in expression `rejp (journalp <* eof) "2015/1/1\n a  0\n"' ... Variable not in scope: rejp :: f0 a0 -> [Char] -> t
     when:
     - condition: (impl(ghc < 8.2))
       buildable: false
-
-  unittests:
-    buildable: true
-    source-dirs: test
-    main: unittests.hs
-    other-modules: []  # prevent double compilation, https://github.com/sol/hpack/issues/188
-    dependencies:
-    - hledger-lib

hledger-lib/test/unittests.hs

@@ -1,10 +1,11 @@
-{-# LANGUAGE PackageImports #-}
 {-
-Run hledger-lib's unit tests using tasty's test runner.
+Run the hledger-lib package's unit tests using the tasty test runner.
-Note that we use package-qualified import to overcome
-Cabal heuristic missing-home-modules.
 -}
-import "hledger-lib" Hledger
+
+-- package-qualified import to avoid cabal missing-home-modules warning (and double-building ?)
+{-# LANGUAGE PackageImports #-}
+import "hledger-lib" Hledger (tests_Hledger)
+
 import Test.Tasty (defaultMain)
 
 main = defaultMain tests_Hledger

hledger/Hledger/Cli.hs

@@ -16,7 +16,6 @@ module Hledger.Cli (
                      module Hledger.Cli.Utils,
                      module Hledger.Cli.Version,
                      module Hledger,
-                     tests_Cli,
                      module System.Console.CmdArgs.Explicit
               )
 where
@@ -29,8 +28,4 @@ import Hledger.Cli.DocFiles
 import Hledger.Cli.Utils
 import Hledger.Cli.Version
 
--- unit tests for code under Hledger.Cli (hledger-lib tests not included)
+-- unit tests (tests_Hledger_Cli) are defined in Hledger.Cli.Commands
-tests_Cli = tests "Hledger.Cli" [
-   tests_Cli_Utils
-  ,tests_Commands
-  ]

hledger/Hledger/Cli/Commands.hs

@@ -16,7 +16,7 @@ module Hledger.Cli.Commands (
   ,builtinCommands
   ,builtinCommandNames
   ,printCommandsList
-  ,tests_Commands
+  ,tests_Hledger_Cli
   ,module Hledger.Cli.Commands.Accounts
   ,module Hledger.Cli.Commands.Activity
   ,module Hledger.Cli.Commands.Add
@@ -261,25 +261,28 @@ testmode = hledgerCommandMode
   []
   ([], Just $ argsFlag "[-- TASTYOPTS]")
 
--- | The test command.
+-- | The test command, which runs the hledger and hledger-lib
+-- packages' unit tests. This command also accepts tasty test runner
+-- options, written after a -- (double hyphen).
+--
 -- Unlike most hledger commands, this one does not read the user's journal.
 -- A 'Journal' argument remains in the type signature, but it should
 -- not be used (and would raise an error).
 --
--- This command also accepts tasty test runner options,
--- written after a -- (double hyphen).
---
 testcmd :: CliOpts -> Journal -> IO ()
 testcmd opts _undefined = do 
   withArgs (words' $ query_ $ reportopts_ opts) $
     Test.Tasty.defaultMain $ tests "hledger" [
        tests_Hledger
-      ,tests "Hledger.Cli" [
+      ,tests_Hledger_Cli
+      ]
+
+-- All unit tests for Hledger.Cli, defined here rather than
+-- Hledger.Cli so testcmd can use them.
+tests_Hledger_Cli = tests "Hledger.Cli" [
    tests_Cli_Utils
   ,tests_Commands
   ]
-      ]
-
 
 tests_Commands = tests "Commands" [
    tests_Balance
@@ -349,7 +352,6 @@ tests_Commands = tests "Commands" [
 
   ]
 
-
 -- test data
 
 -- date1 = parsedate "2008/11/26"

hledger/test/test.hs

@@ -1,8 +1,13 @@
 {-
-Run hledger's (and hledger-lib's) unit tests as a cabal test suite,
+Run the hledger package's unit tests using the tasty test runner
-by running the test command with no options.
+(by running the test command limited to Hledger.Cli tests).
 -}
 
-import Hledger.Cli
+-- cabal missing-home-modules workaround from hledger-lib, seems not needed here
+-- {-# LANGUAGE PackageImports #-}
+-- import "hledger" Hledger.Cli (tests_Hledger_Cli)
+import Hledger.Cli (tests_Hledger_Cli)
 
-main = testcmd defcliopts (error "journal-less command tried to use the journal")
+import Test.Tasty (defaultMain)
+
+main = defaultMain tests_Hledger_Cli