test: Add tests

.babelrc

@@ -0,0 +1,3 @@
+{
+  "presets": ["react-native"]
+}

.eslintrc

@@ -3,7 +3,8 @@
   "env": {
     "browser": true,
     "node": true,
-    "es6": true
+    "es6": true,
+    "jest": true
   },
   "parserOptions": {
     "sourceType": "module",

.travis.yml

@@ -6,6 +6,5 @@ node_js:
 install:
  - yarn
 
-before_script:
- - yarn run flow
- - yarn run lint
+script:
+ - yarn run flow && yarn run lint && yarn run test

flow-typed/npm/babel-jest_vx.x.x.js

@@ -0,0 +1,32 @@
+// flow-typed signature: 476cdf041c12e4372121dd0d59078192
+// flow-typed version: <<STUB>>/babel-jest_v21.2.0/flow_v0.56.0
+
+/**
+ * This is an autogenerated libdef stub for:
+ *
+ *   'babel-jest'
+ *
+ * Fill this stub out by replacing all the `any` types.
+ *
+ * Once filled out, we encourage you to share your work with the
+ * community by sending a pull request to:
+ * https://github.com/flowtype/flow-typed
+ */
+
+declare module 'babel-jest' {
+  declare module.exports: any;
+}
+
+/**
+ * We include stubs for each file inside this npm package in case you need to
+ * require those files directly. Feel free to delete any files that aren't
+ * needed.
+ */
+declare module 'babel-jest/build/index' {
+  declare module.exports: any;
+}
+
+// Filename aliases
+declare module 'babel-jest/build/index.js' {
+  declare module.exports: $Exports<'babel-jest/build/index'>;
+}

flow-typed/npm/babel-preset-react-native_vx.x.x.js

@@ -0,0 +1,73 @@
+// flow-typed signature: 0a6f0b938b4ca850cbfe51d2630f769c
+// flow-typed version: <<STUB>>/babel-preset-react-native_v4.0.0/flow_v0.56.0
+
+/**
+ * This is an autogenerated libdef stub for:
+ *
+ *   'babel-preset-react-native'
+ *
+ * Fill this stub out by replacing all the `any` types.
+ *
+ * Once filled out, we encourage you to share your work with the
+ * community by sending a pull request to:
+ * https://github.com/flowtype/flow-typed
+ */
+
+declare module 'babel-preset-react-native' {
+  declare module.exports: any;
+}
+
+/**
+ * We include stubs for each file inside this npm package in case you need to
+ * require those files directly. Feel free to delete any files that aren't
+ * needed.
+ */
+declare module 'babel-preset-react-native/configs/hmr' {
+  declare module.exports: any;
+}
+
+declare module 'babel-preset-react-native/configs/main' {
+  declare module.exports: any;
+}
+
+declare module 'babel-preset-react-native/lib/resolvePlugins' {
+  declare module.exports: any;
+}
+
+declare module 'babel-preset-react-native/plugins' {
+  declare module.exports: any;
+}
+
+declare module 'babel-preset-react-native/transforms/transform-dynamic-import' {
+  declare module.exports: any;
+}
+
+declare module 'babel-preset-react-native/transforms/transform-symbol-member' {
+  declare module.exports: any;
+}
+
+// Filename aliases
+declare module 'babel-preset-react-native/configs/hmr.js' {
+  declare module.exports: $Exports<'babel-preset-react-native/configs/hmr'>;
+}
+declare module 'babel-preset-react-native/configs/main.js' {
+  declare module.exports: $Exports<'babel-preset-react-native/configs/main'>;
+}
+declare module 'babel-preset-react-native/index' {
+  declare module.exports: $Exports<'babel-preset-react-native'>;
+}
+declare module 'babel-preset-react-native/index.js' {
+  declare module.exports: $Exports<'babel-preset-react-native'>;
+}
+declare module 'babel-preset-react-native/lib/resolvePlugins.js' {
+  declare module.exports: $Exports<'babel-preset-react-native/lib/resolvePlugins'>;
+}
+declare module 'babel-preset-react-native/plugins.js' {
+  declare module.exports: $Exports<'babel-preset-react-native/plugins'>;
+}
+declare module 'babel-preset-react-native/transforms/transform-dynamic-import.js' {
+  declare module.exports: $Exports<'babel-preset-react-native/transforms/transform-dynamic-import'>;
+}
+declare module 'babel-preset-react-native/transforms/transform-symbol-member.js' {
+  declare module.exports: $Exports<'babel-preset-react-native/transforms/transform-symbol-member'>;
+}

flow-typed/npm/enzyme_v3.x.x.js

@@ -0,0 +1,126 @@
+// flow-typed signature: 687805dabf4b11b8ad99d263c9d3703d
+// flow-typed version: f0c7fe5246/enzyme_v3.x.x/flow_>=v0.53.x
+
+import * as React from "react";
+
+declare module "enzyme" {
+  declare type PredicateFunction<T: Wrapper> = (
+    wrapper: T,
+    index: number
+  ) => boolean;
+  declare type NodeOrNodes = React.Node | Array<React.Node>;
+  declare type EnzymeSelector = string | Class<React.Component<*, *>> | Object;
+
+  // CheerioWrapper is a type alias for an actual cheerio instance
+  // TODO: Reference correct type from cheerio's type declarations
+  declare type CheerioWrapper = any;
+
+  declare class Wrapper {
+    find(selector: EnzymeSelector): this,
+    findWhere(predicate: PredicateFunction<this>): this,
+    filter(selector: EnzymeSelector): this,
+    filterWhere(predicate: PredicateFunction<this>): this,
+    contains(nodeOrNodes: NodeOrNodes): boolean,
+    containsMatchingElement(node: React.Node): boolean,
+    containsAllMatchingElements(nodes: NodeOrNodes): boolean,
+    containsAnyMatchingElements(nodes: NodeOrNodes): boolean,
+    dive(option?: { context?: Object }): this,
+    exists(): boolean,
+    isEmptyRender(): boolean,
+    matchesElement(node: React.Node): boolean,
+    hasClass(className: string): boolean,
+    is(selector: EnzymeSelector): boolean,
+    isEmpty(): boolean,
+    not(selector: EnzymeSelector): this,
+    children(selector?: EnzymeSelector): this,
+    childAt(index: number): this,
+    parents(selector?: EnzymeSelector): this,
+    parent(): this,
+    closest(selector: EnzymeSelector): this,
+    render(): CheerioWrapper,
+    unmount(): this,
+    text(): string,
+    html(): string,
+    get(index: number): React.Node,
+    getNodes(): Array<React.Node>,
+    getDOMNode(): HTMLElement | HTMLInputElement,
+    at(index: number): this,
+    first(): this,
+    last(): this,
+    state(key?: string): any,
+    context(key?: string): any,
+    props(): Object,
+    prop(key: string): any,
+    key(): string,
+    simulate(event: string, ...args: Array<any>): this,
+    setState(state: {}, callback?: Function): this,
+    setProps(props: {}): this,
+    setContext(context: Object): this,
+    instance(): React.Component<*, *>,
+    update(): this,
+    debug(): string,
+    type(): string | Function | null,
+    name(): string,
+    forEach(fn: (node: this, index: number) => mixed): this,
+    map<T>(fn: (node: this, index: number) => T): Array<T>,
+    reduce<T>(
+      fn: (value: T, node: this, index: number) => T,
+      initialValue?: T
+    ): Array<T>,
+    reduceRight<T>(
+      fn: (value: T, node: this, index: number) => T,
+      initialValue?: T
+    ): Array<T>,
+    some(selector: EnzymeSelector): boolean,
+    someWhere(predicate: PredicateFunction<this>): boolean,
+    every(selector: EnzymeSelector): boolean,
+    everyWhere(predicate: PredicateFunction<this>): boolean,
+    length: number
+  }
+
+  declare class ReactWrapper extends Wrapper {
+    constructor(nodes: NodeOrNodes, root: any, options?: ?Object): ReactWrapper,
+    mount(): this,
+    ref(refName: string): this,
+    detach(): void
+  }
+
+  declare class ShallowWrapper extends Wrapper {
+    constructor(
+      nodes: NodeOrNodes,
+      root: any,
+      options?: ?Object
+    ): ShallowWrapper,
+    equals(node: React.Node): boolean,
+    shallow(options?: { context?: Object }): ShallowWrapper
+  }
+
+  declare function shallow(
+    node: React.Node,
+    options?: { context?: Object, disableLifecycleMethods?: boolean }
+  ): ShallowWrapper;
+  declare function mount(
+    node: React.Node,
+    options?: {
+      context?: Object,
+      attachTo?: HTMLElement,
+      childContextTypes?: Object
+    }
+  ): ReactWrapper;
+  declare function render(
+    node: React.Node,
+    options?: { context?: Object }
+  ): CheerioWrapper;
+
+  declare module.exports: {
+    configure(options: {
+      Adapter?: any,
+      disableLifecycleMethods?: boolean
+    }): void,
+    render: typeof render,
+    mount: typeof mount,
+    shallow: typeof shallow,
+    ShallowWrapper: typeof ShallowWrapper,
+    ReactWrapper: typeof ReactWrapper
+  };
+}