chore: script populating integration spec topics (#3035)

Author: nbbeeken

etc/populate_spec_topics.sh

@@ -0,0 +1,21 @@
+#! /usr/bin/env bash
+
+if [[ -z $MONGODB_SPECIFICATIONS_DIRECTORY ]]; then
+    tmpdir=$(mktemp -d -t spec_testsXXXX)
+    curl -sL "https://github.com/mongodb/specifications/archive/master.zip" -o "$tmpdir/specs.zip"
+    unzip -d "$tmpdir" "$tmpdir/specs.zip" > /dev/null
+    MONGODB_SPECIFICATIONS_DIRECTORY="$tmpdir"/specifications-master
+fi
+
+# lists only the top level directories
+SPEC_TOPICS=$(find "$MONGODB_SPECIFICATIONS_DIRECTORY"/source -maxdepth 1 -type d -exec basename {} + | sort)
+
+for TOPIC in $SPEC_TOPICS; do
+    if [[ $TOPIC == ".DS_Store" ]]; then continue; fi
+    if [[ $TOPIC == "Makefile" ]]; then continue; fi
+    if [[ $TOPIC == "source" ]]; then continue; fi
+
+    echo "$TOPIC"
+    mkdir -p "test/integration/$TOPIC"
+    touch "test/integration/$TOPIC/.gitkeep"
+done