diff --git a/packages/babel-helper-transform-fixture-test-runner/src/index.js b/packages/babel-helper-transform-fixture-test-runner/src/index.js
index d5d3b6b847..5e8138631b 100644
--- a/packages/babel-helper-transform-fixture-test-runner/src/index.js
+++ b/packages/babel-helper-transform-fixture-test-runner/src/index.js
@@ -343,10 +343,10 @@ function run(task) {
       newOpts.presets,
       optionsDir,
     ).map(function(val) {
-      if (val.length > 2) {
+      if (val.length > 3) {
         throw new Error(
           "Unexpected extra options " +
-            JSON.stringify(val.slice(2)) +
+            JSON.stringify(val.slice(3)) +
             " passed to preset.",
         );
       }
diff --git a/packages/babel-preset-typescript/package.json b/packages/babel-preset-typescript/package.json
index bd284546a0..46c635ca29 100644
--- a/packages/babel-preset-typescript/package.json
+++ b/packages/babel-preset-typescript/package.json
@@ -17,6 +17,7 @@
     "@babel/core": "7.0.0-beta.47"
   },
   "devDependencies": {
-    "@babel/core": "7.0.0-beta.47"
+    "@babel/core": "7.0.0-beta.47",
+    "@babel/helper-plugin-test-runner": "7.0.0-beta.47"
   }
 }
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/js-invalid/input.js b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-invalid/input.js
new file mode 100644
index 0000000000..7db07799f3
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-invalid/input.js
@@ -0,0 +1,5 @@
+enum Example {
+  Value
+}
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/js-invalid/options.json b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-invalid/options.json
new file mode 100644
index 0000000000..d0b66c6872
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-invalid/options.json
@@ -0,0 +1,8 @@
+{
+  "presets": [
+    ["flow", {}, "before"],
+    "typescript",
+    ["flow", {}, "after"]
+  ],
+  "throws": "enum is a reserved word (1:0)"
+}
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/js-valid/input.js b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-valid/input.js
new file mode 100644
index 0000000000..8e28c22cd0
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-valid/input.js
@@ -0,0 +1,3 @@
+type Foo = {||};
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/js-valid/output.js b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-valid/output.js
new file mode 100644
index 0000000000..e901f01b48
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/js-valid/output.js
@@ -0,0 +1 @@
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/options.json b/packages/babel-preset-typescript/test/fixtures/flow-compat/options.json
new file mode 100644
index 0000000000..751ac537f6
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/options.json
@@ -0,0 +1,7 @@
+{
+  "presets": [
+    ["flow", {}, "before"],
+    "typescript",
+    ["flow", {}, "after"]
+  ]
+}
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-invalid/input.ts b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-invalid/input.ts
new file mode 100644
index 0000000000..8e28c22cd0
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-invalid/input.ts
@@ -0,0 +1,3 @@
+type Foo = {||};
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-invalid/options.json b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-invalid/options.json
new file mode 100644
index 0000000000..8d8c5f54b6
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-invalid/options.json
@@ -0,0 +1,8 @@
+{
+  "presets": [
+    ["flow", {}, "before"],
+    "typescript",
+    ["flow", {}, "after"]
+  ],
+  "throws": "Unexpected token (1:12)"
+}
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-valid/input.ts b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-valid/input.ts
new file mode 100644
index 0000000000..7db07799f3
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-valid/input.ts
@@ -0,0 +1,5 @@
+enum Example {
+  Value
+}
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-valid/output.js b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-valid/output.js
new file mode 100644
index 0000000000..6f9ecaf0a4
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/ts-valid/output.js
@@ -0,0 +1,7 @@
+var Example;
+
+(function (Example) {
+  Example[Example["Value"] = 0] = "Value";
+})(Example || (Example = {}));
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-invalid/input.tsx b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-invalid/input.tsx
new file mode 100644
index 0000000000..8e28c22cd0
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-invalid/input.tsx
@@ -0,0 +1,3 @@
+type Foo = {||};
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-invalid/options.json b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-invalid/options.json
new file mode 100644
index 0000000000..8d8c5f54b6
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-invalid/options.json
@@ -0,0 +1,8 @@
+{
+  "presets": [
+    ["flow", {}, "before"],
+    "typescript",
+    ["flow", {}, "after"]
+  ],
+  "throws": "Unexpected token (1:12)"
+}
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-valid/input.tsx b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-valid/input.tsx
new file mode 100644
index 0000000000..7db07799f3
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-valid/input.tsx
@@ -0,0 +1,5 @@
+enum Example {
+  Value
+}
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-valid/output.js b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-valid/output.js
new file mode 100644
index 0000000000..6f9ecaf0a4
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/flow-compat/tsx-valid/output.js
@@ -0,0 +1,7 @@
+var Example;
+
+(function (Example) {
+  Example[Example["Value"] = 0] = "Value";
+})(Example || (Example = {}));
+
+foo;
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/js-valid/input.js b/packages/babel-preset-typescript/test/fixtures/jsx-compat/js-valid/input.js
new file mode 100644
index 0000000000..131f36bb7b
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/js-valid/input.js
@@ -0,0 +1 @@
+(<div />);
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/js-valid/output.js b/packages/babel-preset-typescript/test/fixtures/jsx-compat/js-valid/output.js
new file mode 100644
index 0000000000..3cd05d5f9f
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/js-valid/output.js
@@ -0,0 +1 @@
+React.createElement("div", null);
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/options.json b/packages/babel-preset-typescript/test/fixtures/jsx-compat/options.json
new file mode 100644
index 0000000000..936cecb47c
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/options.json
@@ -0,0 +1,7 @@
+{
+  "presets": [
+    ["react", {}, "before"],
+    "typescript",
+    ["react", {}, "after"]
+  ]
+}
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/ts-invalid/input.ts b/packages/babel-preset-typescript/test/fixtures/jsx-compat/ts-invalid/input.ts
new file mode 100644
index 0000000000..131f36bb7b
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/ts-invalid/input.ts
@@ -0,0 +1 @@
+(<div />);
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/ts-invalid/options.json b/packages/babel-preset-typescript/test/fixtures/jsx-compat/ts-invalid/options.json
new file mode 100644
index 0000000000..c157cc517b
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/ts-invalid/options.json
@@ -0,0 +1,8 @@
+{
+  "presets": [
+    ["react", {}, "before"],
+    "typescript",
+    ["react", {}, "after"]
+  ],
+  "throws": "Unexpected token, expected \"</>\" (1:6)"
+}
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/tsx-valid/input.tsx b/packages/babel-preset-typescript/test/fixtures/jsx-compat/tsx-valid/input.tsx
new file mode 100644
index 0000000000..131f36bb7b
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/tsx-valid/input.tsx
@@ -0,0 +1 @@
+(<div />);
diff --git a/packages/babel-preset-typescript/test/fixtures/jsx-compat/tsx-valid/output.js b/packages/babel-preset-typescript/test/fixtures/jsx-compat/tsx-valid/output.js
new file mode 100644
index 0000000000..3cd05d5f9f
--- /dev/null
+++ b/packages/babel-preset-typescript/test/fixtures/jsx-compat/tsx-valid/output.js
@@ -0,0 +1 @@
+React.createElement("div", null);
diff --git a/packages/babel-preset-typescript/test/index.js b/packages/babel-preset-typescript/test/index.js
new file mode 100644
index 0000000000..1b534b8fc6
--- /dev/null
+++ b/packages/babel-preset-typescript/test/index.js
@@ -0,0 +1,3 @@
+import runner from "@babel/helper-plugin-test-runner";
+
+runner(__dirname);