test(language-service): test @angular/language-service can be loaded by tsserver.js (#14721)

integration/language_service_plugin/scripts/env.sh

@@ -0,0 +1,2 @@
+TYPESCRIPTS=2.3
+FIXTURES="smokeTest getCompletions"

integration/language_service_plugin/scripts/install.sh

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+#!/usr/bin/env bash
+
+set -ex -o pipefail
+
+cd `dirname $0`
+cd ..
+source scripts/env.sh
+
+# Setup TypeScripts
+for TYPESCRIPT in ${TYPESCRIPTS[@]}
+do
+  (
+    cd typescripts/$TYPESCRIPT
+    yarn
+  )
+done

integration/language_service_plugin/scripts/test.sh

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+#!/usr/bin/env bash
+
+set -ex -o pipefail
+
+cd `dirname $0`
+cd ..
+source scripts/env.sh
+
+HOST="node tools/typescript_host.js"
+VALIDATE="node tools/typescript_validator.js"
+
+for TYPESCRIPT in ${TYPESCRIPTS[@]}
+do
+  SERVER="node typescripts/$TYPESCRIPT/node_modules/typescript/lib/tsserver.js"
+  for FIXTURE_BASE in ${FIXTURES[@]}
+  do
+    FIXTURE=fixtures/$FIXTURE_BASE.json
+    EXPECTED=fixtures/$FIXTURE_BASE-expected-$TYPESCRIPT.json
+    if [[ ${UPDATE_GOLDEN} == true ]]; then
+      $HOST --file $FIXTURE --pwd $(pwd) | $SERVER | $VALIDATE --golden > $EXPECTED
+    else
+      $HOST --file $FIXTURE --pwd $(pwd) | $SERVER | $VALIDATE --expect $EXPECTED
+    fi
+  done
+done

integration/language_service_plugin/scripts/update_golden.sh

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+#!/usr/bin/env bash
+
+set -ex -o pipefail
+
+cd `dirname $0`
+cd ..
+
+UPDATE_GOLDEN=true scripts/test.sh