feat(tests): add context tests and switch to vitest

- Switched from Jest to Vitest for faster test execution.
- Improved config and context providers for consistent behavior.
- Enhanced testing with a generic test setup and utilities.
- Added numerous tests to cover context functionality.

__tests__/__mocks__/config.mock.ts

@@ -0,0 +1,51 @@
+import { merge } from 'ts-deepmerge';
+import { vi } from 'vitest';
+import type { Config } from '../../src/config';
+
+type InputMap = {
+  [key: string]: string;
+};
+
+const defaultInputs: InputMap = {
+  'major-keywords': 'BREAKING CHANGE,!',
+  'minor-keywords': 'feat,feature',
+  'patch-keywords': 'fix,chore',
+  'default-first-tag': 'v0.1.0',
+  'terraform-docs-version': 'v0.16.0',
+  'delete-legacy-tags': 'false',
+  'disable-wiki': 'false',
+  'wiki-sidebar-changelog-max': '10',
+  'disable-branding': 'false',
+  'module-change-exclude-patterns': '.gitignore,*.md',
+  'module-asset-exclude-patterns': 'tests/**,examples/**',
+  github_token: 'test-token',
+};
+
+const defaultConfig: Config = {
+  majorKeywords: ['BREAKING CHANGE', '!'],
+  minorKeywords: ['feat', 'feature'],
+  patchKeywords: ['fix', 'chore'],
+  defaultFirstTag: 'v0.1.0',
+  terraformDocsVersion: 'v0.19.0',
+  deleteLegacyTags: false,
+  disableWiki: false,
+  wikiSidebarChangelogMax: 10,
+  disableBranding: false,
+  moduleChangeExcludePatterns: ['.gitignore', '*.md'],
+  moduleAssetExcludePatterns: ['tests/**', 'examples/**'],
+  githubToken: 'ghp_test_token_2c6912E7710c838347Ae178B4',
+};
+
+// Create a mock factory function
+export const createConfigMock = (overrides: Partial<Config> = {}) => ({
+  ...defaultConfig,
+  ...overrides,
+});
+
+// Create a mock inputs factory function
+export function createInputsMock(inputs: InputMap = {}): InputMap {
+  return merge(defaultInputs, inputs);
+}
+
+// Create the mock handler
+export const configMock = vi.fn(() => defaultConfig);

__tests__/__mocks__/context.mock.ts

@@ -0,0 +1,93 @@
+import { merge } from 'ts-deepmerge';
+import { vi } from 'vitest';
+import type { Context } from '../../src/context';
+
+// Only mock the methods we need
+const octokitMock = {
+  rest: {
+    git: {
+      deleteRef: vi.fn(),
+    },
+    issues: {
+      createComment: vi.fn(),
+      deleteComment: vi.fn(),
+      listComments: vi.fn(),
+      listForRepo: vi.fn().mockResolvedValue({
+        data: [
+          {
+            number: 1,
+            title: 'issue 1',
+            body: 'issue 1 body',
+          },
+          {
+            number: 2,
+            title: 'issue 2',
+            body: 'issue 2 body',
+          },
+        ],
+      }),
+    },
+    pulls: {
+      listCommits: vi.fn().mockResolvedValue({
+        data: [
+          { sha: 'sha1', committer: { name: '<NAME>' } },
+          { sha: 'sha2', committer: { name: '<NAME>' } },
+        ],
+      }),
+      listFiles: vi.fn().mockResolvedValue({
+        data: [{ filename: 'file1.txt' }, { filename: 'file2.txt' }],
+      }),
+    },
+    repos: {
+      getCommit: vi.fn().mockResolvedValue({
+        data: {
+          sha: '1234567890',
+        },
+      }),
+      listTags: vi.fn(),
+      listReleases: vi.fn(),
+    },
+  },
+  paginate: vi.fn(),
+};
+
+const defaultContext: Context = {
+  repo: {
+    owner: 'techpivot',
+    repo: 'terraform-module-releaser',
+  },
+  repoUrl: 'https://github.com/techpivot/terraform-module-releaser',
+  octokit: octokitMock as unknown as Context['octokit'],
+  prNumber: 1,
+  prTitle: 'Test Pull Request',
+  prBody: 'This is a test pull request body.',
+  issueNumber: 1,
+  workspaceDir: '/path/to/workspace',
+  isPrMergeEvent: false,
+};
+
+const defaultPullRequestPayload = {
+  action: 'opened',
+  pull_request: {
+    number: 123,
+    title: 'Test PR',
+    body: 'Test PR body',
+    merged: false,
+  },
+  repository: {
+    full_name: 'techpivot/terraform-module-releaser',
+  },
+};
+
+// Create a mock context factory function
+//export function createContextMock(overrides: Partial<Context> = {}): Context {
+//  return merge(defaultContext, overrides);
+//}
+
+// Create a mock pull request factory function
+export function createPullRequestMock(overrides = {}) {
+  return merge(defaultPullRequestPayload, overrides);
+}
+
+// Create the mock handler
+export const contextMock = vi.fn(() => defaultContext);