refactor: setup context (#325)

Co-authored-by: CrazyMax <crazy-max@users.noreply.github.com>

__tests__/goreleaser.test.ts

@@ -0,0 +1,33 @@
+import * as fs from 'fs';
+import * as goreleaser from '../src/goreleaser';
+
+describe('install', () => {
+  it('acquires v0.182.0 version of GoReleaser', async () => {
+    const bin = await goreleaser.install('goreleaser', 'v0.182.0');
+    expect(fs.existsSync(bin)).toBe(true);
+  }, 100000);
+
+  it('acquires latest version of GoReleaser', async () => {
+    const bin = await goreleaser.install('goreleaser', 'latest');
+    expect(fs.existsSync(bin)).toBe(true);
+  }, 100000);
+
+  it('acquires v0.182.0-pro version of GoReleaser Pro', async () => {
+    const bin = await goreleaser.install('goreleaser-pro', 'v0.182.0-pro');
+    expect(fs.existsSync(bin)).toBe(true);
+  }, 100000);
+
+  it('acquires latest version of GoReleaser Pro', async () => {
+    const bin = await goreleaser.install('goreleaser-pro', 'latest');
+    expect(fs.existsSync(bin)).toBe(true);
+  }, 100000);
+});
+
+describe('distribSuffix', () => {
+  it('suffixes pro distribution', async () => {
+    expect(goreleaser.distribSuffix('goreleaser-pro')).toEqual('-pro');
+  });
+  it('does not suffix oss distribution', async () => {
+    expect(goreleaser.distribSuffix('goreleaser')).toEqual('');
+  });
+});