unit test improvements for discount tutorial sample

Author: nickwesselman

.graphqlrc.cjs

@@ -0,0 +1,38 @@
+/**
+ * Configures the GraphQL language server for all the function schemas in this repo.
+ */
+const fs = require('node:fs');
+
+function getProjects(path) {
+    const projects = {}
+
+    const extensions = fs.readdirSync(`./${path}`);
+    for (const entry of extensions) {
+        const extensionPath = `./${path}/${entry}`;
+        const schema = `${extensionPath}/schema.graphql`;
+        if(!fs.existsSync(schema)) {
+            continue;
+        }
+
+        const projectName = extensionPath.substring(2).replaceAll('/', '-');
+        projects[projectName] = {
+            schema,
+            documents: `${extensionPath}/input.graphql`
+        }
+    }
+    
+    return projects;
+}
+
+const projects = {
+    ...getProjects("sample-apps/discounts-tutorial/extensions"),
+    ...getProjects("checkout/rust/delivery-customization"),
+    ...getProjects("checkout/rust/payment-customization"),
+    ...getProjects("discounts/rust/order-discounts"),
+    ...getProjects("discounts/rust/product-discounts"),
+    ...getProjects("discounts/rust/shipping-discounts"),
+}
+
+module.exports = {
+    projects
+};

sample-apps/discounts-tutorial/extensions/volume/src/tests.rs

@@ -7,21 +7,21 @@ fn test_discount_with_no_configuration() -> Result<()> {
         function,
         r#"
         {
-            "cart": {
-              "lines": [
-                {
-                  "quantity": 5,
-                  "merchandise": {
-                    "__typename": "ProductVariant",
-                    "id": "gid://shopify/ProductVariant/0"
-                  }
+          "cart": {
+            "lines": [
+              {
+                "quantity": 5,
+                "merchandise": {
+                  "__typename": "ProductVariant",
+                  "id": "gid://shopify/ProductVariant/0"
                 }
-              ]
-            },
-            "discountNode": {
-              "metafield": null
-            }
+              }
+            ]
+          },
+          "discountNode": {
+            "metafield": null
           }
+        }
         "#,
     )?;
     let expected = 0;
@@ -36,39 +36,55 @@ fn test_discount_with_configuration() -> Result<()> {
         function,
         r#"
         {
-            "cart": {
-              "lines": [
-                {
-                  "quantity": 5,
-                  "merchandise": {
-                    "__typename": "ProductVariant",
-                    "id": "gid://shopify/ProductVariant/0"
-                  }
-                },
-                {
-                  "quantity": 1,
-                  "merchandise": {
-                    "__typename": "ProductVariant",
-                    "id": "gid://shopify/ProductVariant/1"
-                  }
+          "cart": {
+            "lines": [
+              {
+                "quantity": 5,
+                "merchandise": {
+                  "__typename": "ProductVariant",
+                  "id": "gid://shopify/ProductVariant/0"
+                }
+              },
+              {
+                "quantity": 1,
+                "merchandise": {
+                  "__typename": "ProductVariant",
+                  "id": "gid://shopify/ProductVariant/1"
                 }
-              ]
-            },
-            "discountNode": {
-              "metafield": {
-                "value": "{\"quantity\":5,\"percentage\":10.0}"
               }
+            ]
+          },
+          "discountNode": {
+            "metafield": {
+              "value": "{\"quantity\":5,\"percentage\":10.0}"
             }
           }
+        }
         "#,
     )?;
-    let expected = output::Target {
-        product_variant: Some(output::ProductVariantTarget {
-            id: "gid://shopify/ProductVariant/0".to_string(),
-            quantity: None
-        })
+    let expected = output::FunctionResult {
+      discount_application_strategy: output::DiscountApplicationStrategy::FIRST,
+      discounts: vec![
+        output::Discount {
+          message: None,
+          value: output::Value {
+            fixed_amount: None,
+            percentage: Some(output::Percentage {
+              value: "10".to_string()
+            })
+          },
+          targets: vec![
+            output::Target {
+              product_variant: Some(output::ProductVariantTarget {
+                  id: "gid://shopify/ProductVariant/0".to_string(),
+                  quantity: None
+              })
+            }
+          ]
+        }
+      ]
     };
 
-    assert_eq!(result.discounts.first().unwrap().targets.first().unwrap(), &expected);
+    assert_eq!(result, expected);
     Ok(())
 }