diff --git a/package.json b/package.json
index b0e39f29e27b..0d130581202f 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "build:full": "npm run clean:full && npm run bootstrap && npm run build && npm run mocha && npm run lint",
     "pretest": "npm run clean && npm run build:current",
     "test": "node packages/build/bin/run-nyc npm run mocha",
-    "mocha": "node packages/build/bin/select-dist mocha --opts packages/build/mocha.opts \"packages/*/DIST/test/**/*.js\" \"packages/cli/test\"",
+    "mocha": "node packages/build/bin/select-dist mocha --opts packages/build/mocha.ts.opts \"packages/*/DIST/test/**/*.js\" \"packages/cli/test\"",
     "posttest": "npm run lint"
   },
   "config": {
diff --git a/packages/authentication/package.json b/packages/authentication/package.json
index e79394379132..e0a203d8d441 100644
--- a/packages/authentication/package.json
+++ b/packages/authentication/package.json
@@ -6,18 +6,18 @@
     "node": ">=6"
   },
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
     "build:dist6": "lb-tsc es2015",
     "build:apidocs": "lb-apidocs",
     "clean": "lb-clean loopback-authentication*.tgz dist dist6 package api-docs",
-    "integration": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/integration/**/*.js'",
+    "integration": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/integration/**/*.js'",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/integration/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/integration/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-authentication*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/build/mocha.opts b/packages/build/mocha.js.opts
similarity index 100%
rename from packages/build/mocha.opts
rename to packages/build/mocha.js.opts
diff --git a/packages/build/mocha.ts.opts b/packages/build/mocha.ts.opts
new file mode 100644
index 000000000000..0cf9a4cfa1a4
--- /dev/null
+++ b/packages/build/mocha.ts.opts
@@ -0,0 +1,4 @@
+--recursive
+--exit
+--reporter dot
+--require source-map-support/register
diff --git a/packages/build/package.json b/packages/build/package.json
index dd98a28b84b4..f28ea79da397 100644
--- a/packages/build/package.json
+++ b/packages/build/package.json
@@ -40,11 +40,10 @@
     "prettier:check": "npm run prettier:cli -- -l",
     "prettier:fix": "npm run prettier:cli -- --write",
     "test": "npm run mocha",
-    "mocha": "node bin/select-dist mocha --timeout 30000 \"test/integration/*.js\"",
+    "mocha": "node bin/select-dist mocha --opts mocha.js.opts --timeout 30000 \"test/integration/*.js\"",
     "posttest": "npm run lint"
   },
   "devDependencies": {
-    "fs-extra": "^5.0.0",
-    "source-map-support": "^0.5.2"
+    "fs-extra": "^5.0.0"
   }
 }
diff --git a/packages/cli/package.json b/packages/cli/package.json
index b0c49b117f13..5d342ea3cc12 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -33,7 +33,6 @@
     "nsp": "^3.1.0",
     "rimraf": "^2.6.2",
     "sinon": "^4.1.2",
-    "source-map-support": "^0.5.2",
     "yeoman-assert": "^3.1.0",
     "yeoman-test": "^1.7.0"
   },
@@ -55,7 +54,7 @@
   },
   "scripts": {
     "prepublishOnly": "nsp check",
-    "test": "mocha test/**/*.js"
+    "test": "mocha --opts node_modules/@loopback/build/mocha.js.opts test/**/*.js"
   },
   "repository": {
     "type": "git",
diff --git a/packages/context/package.json b/packages/context/package.json
index 763e60a19afc..446bda429c3e 100644
--- a/packages/context/package.json
+++ b/packages/context/package.json
@@ -6,7 +6,7 @@
     "node": ">=6"
   },
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
@@ -15,8 +15,8 @@
     "clean": "lb-clean loopback-context*.tgz dist dist6 package api-docs",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-context*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/core/package.json b/packages/core/package.json
index 83f75e285aad..6e929f18ac6f 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -6,7 +6,7 @@
     "node": ">=6"
   },
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
@@ -15,9 +15,9 @@
     "clean": "lb-clean loopback-core*.tgz dist dist6 package api-docs",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "integration": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/integration/**/*.js'",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/integration/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "integration": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/integration/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/integration/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-core*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/example-getting-started/package.json b/packages/example-getting-started/package.json
index 4854100d9753..9a9dbeb4bb1e 100644
--- a/packages/example-getting-started/package.json
+++ b/packages/example-getting-started/package.json
@@ -8,7 +8,7 @@
     "node": ">=8"
   },
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
@@ -17,8 +17,8 @@
     "clean": "lb-clean loopback-getting-started*.tgz dist dist6 package api-docs",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-getting-started*.tgz && tree package && npm run clean",
     "start": "npm run build && node ."
   },
diff --git a/packages/metadata/package.json b/packages/metadata/package.json
index f0ab08afb247..3a6e923b4b8d 100644
--- a/packages/metadata/package.json
+++ b/packages/metadata/package.json
@@ -6,7 +6,7 @@
     "node": ">=6"
   },
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
@@ -15,8 +15,8 @@
     "clean": "lb-clean loopback-metadata*.tgz dist dist6 package api-docs",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-metadata*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/openapi-v2/package.json b/packages/openapi-v2/package.json
index 6325053db801..61d74e55ac45 100644
--- a/packages/openapi-v2/package.json
+++ b/packages/openapi-v2/package.json
@@ -20,7 +20,7 @@
     "clean": "rm -rf loopback-openapi-v2*.tgz dist* package",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-openapi-v2*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/repository/package.json b/packages/repository/package.json
index 310b1e80dbf8..1e46a2fef403 100644
--- a/packages/repository/package.json
+++ b/packages/repository/package.json
@@ -7,7 +7,7 @@
   },
   "main": "index",
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
@@ -16,8 +16,8 @@
     "clean": "lb-clean loopback-repository*.tgz dist dist6 package api-docs",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-juggler*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/rest/package.json b/packages/rest/package.json
index 450a6bb6f07c..97fac030a99e 100644
--- a/packages/rest/package.json
+++ b/packages/rest/package.json
@@ -6,7 +6,7 @@
     "node": ">=6"
   },
   "scripts": {
-    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/acceptance/**/*.js'",
+    "acceptance": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/acceptance/**/*.js'",
     "build": "npm run build:dist && npm run build:dist6",
     "build:current": "lb-tsc",
     "build:dist": "lb-tsc es2017",
@@ -15,9 +15,9 @@
     "clean": "lb-clean loopback-rest*.tgz dist dist6 package api-docs",
     "prepare": "npm run build && npm run build:apidocs",
     "pretest": "npm run build:current",
-    "integration": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/integration/**/*.js'",
-    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js' 'DIST/test/integration/**/*.js' 'DIST/test/acceptance/**/*.js'",
-    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.opts 'DIST/test/unit/**/*.js'",
+    "integration": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/integration/**/*.js'",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js' 'DIST/test/integration/**/*.js' 'DIST/test/acceptance/**/*.js'",
+    "unit": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts 'DIST/test/unit/**/*.js'",
     "verify": "npm pack && tar xf loopback-rest*.tgz && tree package && npm run clean"
   },
   "author": "IBM",
diff --git a/packages/testlab/package.json b/packages/testlab/package.json
index 63fe25b4ffbc..f56fa9e21380 100644
--- a/packages/testlab/package.json
+++ b/packages/testlab/package.json
@@ -13,7 +13,7 @@
     "clean": "lb-clean loopback-testlab*.tgz dist dist6 package api-docs",
     "prepare": "npm run build",
     "pretest": "npm run build:current",
-    "test": "lb-dist mocha --recursive DIST/test",
+    "test": "lb-dist mocha --opts node_modules/@loopback/build/mocha.ts.opts DIST/test",
     "verify": "npm pack && tar xf loopback-testlab*.tgz && tree package && npm run clean"
   },
   "author": "IBM",