fix: remove tests, point directly to npm config settings for ca and StrictSSL

Author: mefellows

standalone/install.spec.ts

@@ -4,7 +4,7 @@
 import * as fs from 'fs';
 import * as path from 'path';
 import * as chai from 'chai';
-import { BinaryEntry, Config, useStrictSSL } from './install';
+import { BinaryEntry, Config } from './install';
 
 const expect = chai.expect;
 
@@ -19,27 +19,6 @@ describe('Install', () => {
     }
   });
 
-  describe('#useStrictSSL', () => {
-    afterEach(() => {
-      delete process.env['npm_config_strict-ssl']
-    })
-    describe('when "strict-ssl" is specified in an NPM configuration', () => {
-      it('returns a true', () => {
-        process.env['npm_config_strict-ssl'] = "true"
-        expect(useStrictSSL()).to.be.true
-      })
-      it('returns a false', () => {
-        process.env['npm_config_strict-ssl'] = "false"
-        expect(useStrictSSL()).to.be.false
-      })
-    })
-    describe('when "strict-ssl" is not specified in any NPM configuration', () => {
-      it('returns true', () => {
-        expect(useStrictSSL()).to.be.true
-      })
-    })
-  })
-
   function createConfig(): Config {
     return require('./install').createConfig();
   }

standalone/install.ts

@@ -144,11 +144,6 @@ const CIs = [
 	'WERCKER_ROOT',
 ];
 
-export function useStrictSSL(): boolean {
-	const prop = config.read()['strict-ssl']
-	return prop === "true" || prop === undefined || prop === ""
-}
-
 function downloadFileRetry(
 	url: string,
 	filepath: string,
@@ -164,7 +159,8 @@ function downloadFileRetry(
 				headers: {
 					'User-Agent': 'https://github.com/pact-foundation/pact-node',
 				},
-				strictSSL: useStrictSSL()
+				strictSSL: config.read()['strict-ssl'],
+				ca: config.read()['cafile'],
 			})
 				.on('error', (e: string) => reject(e))
 				.on(