expect(() => {
selectors = getSelectorsFromObject(
variables,
{user: UserFragment},
{user: {}},
);
}).toWarn([
it('passes through null/undefined values', () => {
let selectors = getSelectorsFromObject(
variables,
{user: UserFragment},
{user: null},
);
expect(selectors).toEqual({
user: null,
});
selectors = getSelectorsFromObject(
variables,
{user: UserFragment},
{user: undefined},
);
expect(selectors).toEqual({
user: undefined,
});
});
it('returns singular selectors', () => {
const selectors = getSelectorsFromObject(
variables,
{user: UserFragment},
{user: zuck},
);
expect(selectors).toEqual({
user: {
dataID: '4',
node: UserFragment.node,
variables,
},
});
});
setProps(props: Props): void {
const selectors = getSelectorsFromObject(
this._context.variables,
this._fragments,
props,
);
forEachObject(selectors, (selector, key) => {
let resolver = this._resolvers[key];
if (selector == null) {
if (resolver != null) {
resolver.dispose();
}
resolver = null;
} else if (Array.isArray(selector)) {
if (resolver == null) {
resolver = new SelectorListResolver(
this._context.environment,
selector,
this._onChange,
);
} else {
invariant(
resolver instanceof SelectorListResolver,
'RelayFragmentSpecResolver: Expected prop `%s` to always be an array.',
key,
);
resolver.setSelectors(selector);
}
} else {
if (resolver == null) {
resolver = new SelectorResolver(
this._context.environment,
selector,
this._onChange,
);
} else {
invariant(
resolver instanceof SelectorResolver,
'RelayFragmentSpecResolver: Expected prop `%s` to always be an object.',
key,
);
resolver.setSelector(selector);
}
}
this._resolvers[key] = resolver;
});
this._props = props;
this._stale = true;
}
it('returns plural selectors', () => {
const selectors = getSelectorsFromObject(
variables,
{user: UsersFragment},
{user: [zuck]},
);
expect(selectors).toEqual({
user: [
{
dataID: '4',
node: UsersFragment.node,
variables,
},
],
});
});
it('ignores keys not present in the fragment map', () => {
const selectors = getSelectorsFromObject(
variables,
{user: UserFragment},
{
user: zuck,
foo: 'foo',
bar: 42,
},
);
expect(selectors).toEqual({
user: {
dataID: '4',
node: UserFragment.node,
variables,
},
});
});
expect(() =>
getSelectorsFromObject(variables, {user: UserFragment}, {user: '******'}),