test(harness): add fileClient default helper injections

tests/serviceHarness.cjs

@@ -89,6 +89,10 @@ const loadServiceModule = (fileName, injected = {}) => {
         return injected.axios(config).then((response) => response.data);
     };
 
+    const defaultGetFileJson = (url) => {
+        return defaultGetJson(url);
+    };
+
     const defaultBuildHashedQueryUrl = async (queryUrl) => {
         if (!injected.axios || !injected.axios.get) {
             throw new Error(
@@ -103,6 +107,25 @@ const loadServiceModule = (fileName, injected = {}) => {
         return queryUrl + hashResponse.data.hash;
     };
 
+    const defaultGetSignedFileJson = async (queryUrl) => {
+        const hashedUrl = await (
+            injected.buildHashedQueryUrl || defaultBuildHashedQueryUrl
+        )(queryUrl);
+
+        return (injected.requestJson || defaultRequestJson)({
+            method: "get",
+            url: hashedUrl
+        });
+    };
+
+    const defaultDownloadFileBlob = (url) => {
+        return (injected.requestJson || defaultRequestJson)({
+            method: "get",
+            url,
+            responseType: "blob"
+        });
+    };
+
     const context = {
         module: { exports: {} },
         exports: {},
@@ -118,6 +141,10 @@ const loadServiceModule = (fileName, injected = {}) => {
         },
         getJson: injected.getJson || defaultGetJson,
         requestJson: injected.requestJson || defaultRequestJson,
+        getFileJson: injected.getFileJson || defaultGetFileJson,
+        getSignedFileJson:
+            injected.getSignedFileJson || defaultGetSignedFileJson,
+        downloadFileBlob: injected.downloadFileBlob || defaultDownloadFileBlob,
         buildHashedQueryUrl:
             injected.buildHashedQueryUrl || defaultBuildHashedQueryUrl,
         ...injected