public Builder params(ObjectNode params) {
            this.params = params;
            return this;
        }
Sets the input parameters to the operation targeted by the smoke test case.

<p>These parameters must be compatible with the operation's input.

@param params Test case operation input parameters.
@return Returns the builder.
smithy-smoke-test-traits/src/main/java/software/amazon/smithy/smoketests/traits/SmokeTestCase.java