From d5b728bc7c25c95b73bd9f4036f1eb397fb69cdf Mon Sep 17 00:00:00 2001
From: mefellows <mefellows@users.noreply.github.com>
Date: Sat, 8 Jul 2023 21:50:51 +1000
Subject: [PATCH] wip: status, eachKey and eachValue matchers

---
 src/v3/ffi.ts      |  2 +-
 src/v3/matchers.ts | 59 +++++++++++++++++++++++++++++++++++++++++++++-
 src/v3/types.ts    | 27 ++++++++++++++++++++-
 3 files changed, 85 insertions(+), 3 deletions(-)

diff --git a/src/v3/ffi.ts b/src/v3/ffi.ts
index fa617d737..56b94f834 100644
--- a/src/v3/ffi.ts
+++ b/src/v3/ffi.ts
@@ -42,7 +42,7 @@ export const setResponseDetails = (
   interaction: ConsumerInteraction,
   res: V3Response
 ): void => {
-  interaction.withStatus(res.status);
+  interaction.withStatus(MatchersV3.reify(res.status) as number);
 
   forEachObjIndexed((v, k) => {
     if (Array.isArray(v)) {
diff --git a/src/v3/matchers.ts b/src/v3/matchers.ts
index a3a4a9312..59cdf8a36 100644
--- a/src/v3/matchers.ts
+++ b/src/v3/matchers.ts
@@ -8,6 +8,9 @@ import {
   MaxLikeMatcher,
   MinLikeMatcher,
   ProviderStateInjectedValue,
+  RulesMatcher,
+  HTTPResponseStatusClass,
+  StatusCodeMatcher,
   V3RegexMatcher,
 } from './types';
 
@@ -33,8 +36,9 @@ export const like = <T>(template: T): Matcher<T> => ({
 });
 
 /**
- * Object where the key itself is ignored, but the value template must match.
+ * Object where the values are ignored, but the key template must match.
  *
+ * @deprecated use eachKeyMatches or eachValueMatches
  * @param keyTemplate Example key to use
  * @param template Example value template to base the comparison on
  */
@@ -48,6 +52,59 @@ export const eachKeyLike = <T>(
   },
 });
 
+/**
+ * Object where the _keys_ must match the supplied matchers.
+ * The values for each key are ignored. That is, there can be 0 or more keys
+ * with any valid JSON identifier, so long as the names of the keys match the constraints.
+ *
+ * @param example Example object with key/values e.g. `{ foo: 'bar', baz: 'qux'}`
+ * @param matchers Matchers to apply to each key
+ */
+export const eachKeyMatches = (
+  example: Record<string, unknown>,
+  matchers: Matcher<string> | Matcher<string>[] = like('key')
+): RulesMatcher<unknown> => ({
+  'pact:matcher:type': 'eachKey',
+  rules: Array.isArray(matchers) ? matchers : [matchers],
+  value: example,
+});
+
+/**
+ * Object where the _values_ must match the supplied matchers.
+ * The names of the keys are ignored. That is, there can be 0 or more keys
+ * with any valid JSON identifier, so long as the values match the constraints.
+ *
+ * @param example Example object with key/values e.g. `{ foo: 'bar', baz: 'qux'}`
+ * @param matchers Matchers to apply to each value
+ */
+export const eachValueMatches = <T>(
+  example: Record<string, T>,
+  matchers: Matcher<T> | Matcher<T>[]
+): RulesMatcher<T> => ({
+  'pact:matcher:type': 'eachValue',
+  rules: Array.isArray(matchers) ? matchers : [matchers],
+  value: example,
+  // Unsure if the full object is provided, or just a template k/v pair
+  // value: {
+  //   [keyTemplate]: template,
+  // },
+});
+
+/**
+ * Matches HTTP status codes by their range description, or by a list of specific codes.
+ *
+ * @param example Example status code to use
+ * @param range Allowed status codes
+ */
+export const matchStatus = (
+  example: number,
+  range: HTTPResponseStatusClass | number[]
+): StatusCodeMatcher<number> => ({
+  value: example,
+  'pact:matcher:type': 'statusCode',
+  status: range,
+});
+
 /**
  * Array where each element must match the given template
  * @param template Template to base the comparison on
diff --git a/src/v3/types.ts b/src/v3/types.ts
index f9bb03795..3c5501391 100644
--- a/src/v3/types.ts
+++ b/src/v3/types.ts
@@ -68,6 +68,14 @@ export interface ProviderStateInjectedValue<T> extends Matcher<T> {
   expression: string;
 }
 
+export interface StatusCodeMatcher<T> extends Matcher<T> {
+  status: string | number[];
+}
+
+export interface RulesMatcher<T> extends Matcher<T> {
+  rules: Matcher<T>[];
+}
+
 /**
  * Options for the mock server
  */
@@ -143,7 +151,7 @@ export interface V3Request {
 }
 
 export interface V3Response {
-  status: number;
+  status: number | Matcher<number>;
   headers?: TemplateHeaders;
   body?: unknown;
   contentType?: string;
@@ -154,3 +162,20 @@ export interface V3MockServer {
   url: string;
   id: string;
 }
+
+export enum HTTPResponseStatusClass {
+  // Informational responses (100–199)
+  Information = 'information',
+  // Successful responses (200–299)
+  Success = 'success',
+  // Redirects (300–399)
+  Redirect = 'redirect',
+  // Client errors (400–499)
+  ClientError = 'clientError',
+  // Server errors (500–599)
+  ServerError = 'serverError',
+  // Non-error response(< 400)
+  NonError = 'nonError',
+  // Any error response (>= 400)
+  Error = 'error',
+}