Chibi R7RS Tests (#11)

This PR introduces a modified version of the Chibi Scheme R7RS conformance tests to the spec/ folder. Also includes a simple SRFI-64 test library implementation.

This test suite checks for R7RS compliance, most of it is commented out
for now.

azure-pipelines.yml

@@ -18,6 +18,7 @@ steps:
       dotnet test --no-build --configuration $(configuration) --logger 'trx' --logger 'console;verbosity=normal'
       dotnet pack --no-build --configuration $(configuration) --output=$(Build.ArtifactStagingDirectory)
   - task: PublishTestResults@2
+    condition: always()
     inputs:
       testResultsFormat: 'VSTest'
       testResultsFiles: '**/TestResults/*.trx'

runspec.sh

@@ -0,0 +1,28 @@
+#! /usr/bin/env bash
+
+if [ $# -ne 1 ]
+then
+    cat <<EOF
+Usage: runspec.sh <specname>
+
+Arguments:
+  <specname>       The name of the specfile to compile and run.
+EOF
+    exit -1
+fi
+
+specname=`fd $1 spec/`
+if [ $? -ne 0 ]
+then
+    echo >2 "Can't find spec file $1"
+fi
+
+specbin=spec/bin/$(basename ${specname/.scm/.exe})
+
+cd "$( dirname "${BASH_SOURCE[0]}" )"
+
+set -euo pipefail
+
+dotnet build --configuration Release src/Feersum/Feersum.fsproj > /dev/null && \
+    dotnet src/Feersum/bin/Release/net5.0/Feersum.dll ${specname} --outputtype exe -o ${specbin} && \
+    dotnet ${specbin}