make jenkins and travis use a common script

.travis.yml

@@ -5,4 +5,4 @@ go:
 sudo: false
 
 script:
-  - ./scripts/travis.sh
+  - ./scripts/test-and-build.sh

jenkins.sh

@@ -1,25 +1,3 @@
-#! /bin/bash
+#!/bin/sh
 
-set -ex
+exec ./scripts/test-and-build.sh
-
-virtualenv env
-. env/bin/activate
-pip install -r scripts/requirements.txt
-
-# do sanity checks on the examples and swagger
-(cd event-schemas/ && ./check_examples.py)
-(cd api && ./check_examples.py)
-(cd api && npm install && node validator.js -s "client-server")
-
-: ${GOPATH:=${WORKSPACE}/.gopath}
-mkdir -p "${GOPATH}"
-export GOPATH
-go get github.com/hashicorp/golang-lru
-go get gopkg.in/fsnotify.v1
-
-# make sure that the scripts build
-(cd scripts/continuserv && go build)
-(cd scripts/speculator && go build)
-
-# build the spec and collect the supporting docs for matrix.org
-./scripts/generate-matrix-org-assets

scripts/test-and-build.sh

@@ -2,6 +2,8 @@
 
 set -ex
 
+cd `dirname $0`/..
+
 virtualenv env
 . env/bin/activate
 pip install -r scripts/requirements.txt
@@ -21,7 +23,7 @@ go get gopkg.in/fsnotify.v1
 (cd scripts/continuserv && go build)
 (cd scripts/speculator && go build)
 
-# build the spec and collect the supporting docs for matrix.org.  (we aren't
+# build the spec for matrix.org.
-# actually going to use them, since we're on travis, but we may as well check
+# (we don't actually use it on travis, but it's still useful to check we
-# that the build works correctly).
+# can build it. On Jenkins, this is then used to deploy to matrix.org).
 ./scripts/generate-matrix-org-assets