Rust: 5864 Cloudwatch logs Large Query Scenario (#6021)

Closes #5864

javascriptv3/example_code/cloudwatch-logs/scenarios/large-query/README.md

@@ -32,9 +32,9 @@ Use the following steps to create the necessary resources in AWS CloudFormation
 1. In your local terminal, change directories to [resources](../../../../../workflows/cloudwatch_logs_large_query/resources/).
 1. Run `aws cloudformation deploy --template-file stack.yaml --stack-name CloudWatchLargeQuery`
 1. Run `./make-log-files.sh`. This will output two timestamps for use in the following step.
-1. Run `export QUERY_START_DATE=<QUERY_START_DATE>`. Replace `<QUERY_START_DATE>` with the output from the previous step. Repeat this for `QUERY_END_DATE`.
-1. Run `./put-log-events.sh`.
-1. Wait five minutes for logs to settle and to make sure you're not querying for logs that exist in the future.
+1. Copy and run the `export QUERY_START_DATE=<...>` and `export QUERY_END_DATE=<...>` from the `make-log-files.sh` output.
+3. Run `./put-log-events.sh`.
+4. Wait five minutes for logs to settle and to make sure you're not querying for logs that exist in the future.
 
 ### Run the scenario
 

rustv1/examples/cloudwatchlogs/Cargo.toml

@@ -12,8 +12,18 @@ edition = "2021"
 
 [dependencies]
 aws-config = { version = "1.0.1", features = ["behavior-version-latest"] }
-aws-sdk-cloudwatchlogs = { version = "1.3.0" }
+aws-sdk-cloudwatchlogs = { version = "1.3.0", features = ["test-util"]}
 aws-types = { version = "1.0.1" }
 tokio = { version = "1.20.1", features = ["full"] }
 clap = { version = "~4.4", features = ["derive"] }
 tracing-subscriber = { version = "0.3.15", features = ["env-filter"] }
+chrono = "0.4.32"
+tracing = "0.1.40"
+async-recursion = "1.0.5"
+
+sdk-examples-test-utils = { path = "../../test-utils" }
+futures = "0.3.30"
+
+[dev-dependencies]
+aws-smithy-mocks-experimental = "0.1.0"
+# aws-smithy-runtime = { version="1", features = ["test-util"] }