Updated Dockerfile

Added Spanner image
Added flag to Bigquery image to make it runnable on M Macs
Updated getImage helper to allow flags

Author: JohanObrink

packages/modules/gcloud/Dockerfile

@@ -1,3 +1,4 @@
-FROM gcr.io/google.com/cloudsdktool/cloud-sdk:529.0.0-emulators
+FROM gcr.io/google.com/cloudsdktool/google-cloud-cli:529.0.0-emulators
 FROM fsouza/fake-gcs-server:1.52.2
-FROM ghcr.io/goccy/bigquery-emulator:0.6.6
+FROM --platform=linux/amd64 ghcr.io/goccy/bigquery-emulator:0.6.6
+FROM gcr.io/cloud-spanner-emulator/emulator:1.5.37

packages/testcontainers/src/utils/test-helper.ts

@@ -14,7 +14,8 @@ export const getImage = (dirname: string, index = 0): string => {
   return fs
     .readFileSync(path.resolve(dirname, "..", "Dockerfile"), "utf-8")
     .split("\n")
-    [index].split(" ")[1];
+    [index].replace(/^from /i, "")
+    .trim();
 };
 
 export const checkContainerIsHealthy = async (container: StartedTestContainer): Promise<void> => {