Added test for 'Dyre.configCheck' parameter.

Tests/config-check/ConfigCheckTest.hs

@@ -0,0 +1,19 @@
+module ConfigCheckTest where
+
+import qualified Config.Dyre as Dyre
+import System.IO
+
+configCheckMain = Dyre.wrapMain $ Dyre.defaultParams
+    { Dyre.projectName = "configCheckTest"
+    , Dyre.realMain    = putStrLn
+    , Dyre.showError   = const
+    , Dyre.statusOut   = const . return $ ()
+    }
+
+configCheckTest = Dyre.wrapMain $ Dyre.defaultParams
+    { Dyre.projectName = "configCheckTest"
+    , Dyre.realMain    = putStrLn
+    , Dyre.showError   = const
+    , Dyre.statusOut   = const . return $ ()
+    , Dyre.configCheck = False
+    }

Tests/config-check/Main.hs

@@ -0,0 +1,2 @@
+import ConfigCheckTest
+main = configCheckMain "main"

Tests/config-check/configCheckTestA.hs

@@ -0,0 +1,2 @@
+import ConfigCheckTest
+main = configCheckTest "custom-a"

Tests/config-check/configCheckTestB.hs

@@ -0,0 +1,2 @@
+import ConfigCheckTest
+main = configCheckTest "custom-b"

Tests/config-check/runTest.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+# Tests Dyre's ability to recompile a custom configuration
+# upon relaunch, and restore the state again after.
+
+# Assert the equality of two strings.
+function assert() {
+    if [ "$1" != "$2" ]; then
+        echo "Failed test $3";
+        exit 1;
+    fi
+}
+
+mkdir working
+cd working
+
+### TEST A ###
+cp ../ConfigCheckTest.hs ../Main.hs .
+cp ../configCheckTestA.hs ./configCheckTest.hs
+ghc --make Main.hs -o configCheck 2> /dev/null
+OUTPUT_A=`./configCheck --dyre-debug`
+assert "$OUTPUT_A" "custom-a" "A"
+
+sleep 1
+
+### TEST B ###
+cp ../configCheckTestB.hs ./configCheckTest.hs
+mv cache/configCheckTest* configCheck
+OUTPUT_B=`./configCheck --dyre-debug`
+assert "$OUTPUT_B" "custom-a" "B"
+
+echo "Passed"
+cd ..
+rm -r working