From a129153069f1fd55e8d69bc740d5ea84e0fb464c Mon Sep 17 00:00:00 2001
From: CJ Avilla <cjavilla@stripe.com>
Date: Mon, 24 Feb 2020 14:12:15 -0800
Subject: [PATCH] Add support for tax rates with Checkout Sessions

---
 .travis.yml         | 2 +-
 checkout_session.go | 7 +++++--
 testing/testing.go  | 2 +-
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 3199ef434d..9f8495e6e9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -33,7 +33,7 @@ cache:
 env:
   global:
     # If changing this number, please also change it in `testing/testing.go`.
-    - STRIPE_MOCK_VERSION=0.80.0
+    - STRIPE_MOCK_VERSION=0.81.0
 
 go:
   - "1.9.x"
diff --git a/checkout_session.go b/checkout_session.go
index ec99f39c69..4f3748d516 100644
--- a/checkout_session.go
+++ b/checkout_session.go
@@ -45,6 +45,7 @@ type CheckoutSessionLineItemParams struct {
 	Images      []*string `form:"images"`
 	Name        *string   `form:"name"`
 	Quantity    *int64    `form:"quantity"`
+	TaxRates    []*string `form:"tax_rates"`
 }
 
 // CheckoutSessionPaymentIntentDataTransferDataParams is the set of parameters allowed for the
@@ -81,8 +82,9 @@ type CheckoutSessionSetupIntentDataParams struct {
 // CheckoutSessionSubscriptionDataItemsParams is the set of parameters allowed for one item on a
 // checkout session associated with a subscription.
 type CheckoutSessionSubscriptionDataItemsParams struct {
-	Plan     *string `form:"plan"`
-	Quantity *int64  `form:"quantity"`
+	Plan     *string   `form:"plan"`
+	Quantity *int64    `form:"quantity"`
+	TaxRates []*string `form:"tax_rates"`
 }
 
 // CheckoutSessionSubscriptionDataParams is the set of parameters allowed for the subscription
@@ -90,6 +92,7 @@ type CheckoutSessionSubscriptionDataItemsParams struct {
 type CheckoutSessionSubscriptionDataParams struct {
 	Params                `form:"*"`
 	ApplicationFeePercent *float64                                      `form:"application_fee_percent"`
+	DefaultTaxRates       []*string                                     `form:"default_tax_rates"`
 	Items                 []*CheckoutSessionSubscriptionDataItemsParams `form:"items"`
 	TrialEnd              *int64                                        `form:"trial_end"`
 	TrialFromPlan         *bool                                         `form:"trial_from_plan"`
diff --git a/testing/testing.go b/testing/testing.go
index 8e994a2aec..7ab4bb1729 100644
--- a/testing/testing.go
+++ b/testing/testing.go
@@ -25,7 +25,7 @@ const (
 	// added in a more recent version of stripe-mock, we can show people a
 	// better error message instead of the test suite crashing with a bunch of
 	// confusing 404 errors or the like.
-	MockMinimumVersion = "0.80.0"
+	MockMinimumVersion = "0.81.0"
 
 	// TestMerchantID is a token that can be used to represent a merchant ID in
 	// simple tests.