Files
bun.sh/src/javascript/jsc/test/jest.zig
2022-02-05 21:26:31 -08:00

868 lines
30 KiB
Zig

const std = @import("std");
const Api = @import("../../../api/schema.zig").Api;
const RequestContext = @import("../../../http.zig").RequestContext;
const MimeType = @import("../../../http.zig").MimeType;
const ZigURL = @import("../../../query_string_map.zig").URL;
const HTTPClient = @import("http");
const NetworkThread = HTTPClient.NetworkThread;
const JSC = @import("../../../jsc.zig");
const js = JSC.C;
const logger = @import("../../../logger.zig");
const Method = @import("../../../http/method.zig").Method;
const ObjectPool = @import("../../../pool.zig").ObjectPool;
const Output = @import("../../../global.zig").Output;
const MutableString = @import("../../../global.zig").MutableString;
const strings = @import("../../../global.zig").strings;
const string = @import("../../../global.zig").string;
const default_allocator = @import("../../../global.zig").default_allocator;
const FeatureFlags = @import("../../../global.zig").FeatureFlags;
const ArrayBuffer = @import("../base.zig").ArrayBuffer;
const Properties = @import("../base.zig").Properties;
const NewClass = @import("../base.zig").NewClass;
const d = @import("../base.zig").d;
const castObj = @import("../base.zig").castObj;
const getAllocator = @import("../base.zig").getAllocator;
const JSPrivateDataPtr = @import("../base.zig").JSPrivateDataPtr;
const GetJSPrivateData = @import("../base.zig").GetJSPrivateData;
const ZigString = JSC.ZigString;
const JSInternalPromise = JSC.JSInternalPromise;
const JSPromise = JSC.JSPromise;
const JSValue = JSC.JSValue;
const JSError = JSC.JSError;
const JSGlobalObject = JSC.JSGlobalObject;
const VirtualMachine = @import("../javascript.zig").VirtualMachine;
const Task = @import("../javascript.zig").Task;
const Fs = @import("../../../fs.zig");
fn notImplementedFn(_: *anyopaque, ctx: js.JSContextRef, _: js.JSObjectRef, _: js.JSObjectRef, _: []const js.JSValueRef, exception: js.ExceptionRef) js.JSValueRef {
JSError(getAllocator(ctx), "Not implemented yet!", .{}, ctx, exception);
return null;
}
fn notImplementedProp(
_: anytype,
ctx: js.JSContextRef,
_: js.JSObjectRef,
_: js.JSStringRef,
exception: js.ExceptionRef,
) js.JSValueRef {
JSError(getAllocator(ctx), "Property not implemented yet!", .{}, ctx, exception);
return null;
}
const ArrayIdentityContext = @import("../../../identity_context.zig").ArrayIdentityContext;
pub const TestRunner = struct {
tests: TestRunner.Test.List = .{},
log: *logger.Log,
files: File.List = .{},
index: File.Map = File.Map{},
timeout_seconds: f64 = 5.0,
allocator: std.mem.Allocator,
callback: *Callback = undefined,
pub const Callback = struct {
pub const OnUpdateCount = fn (this: *Callback, delta: u32, total: u32) void;
pub const OnTestStart = fn (this: *Callback, test_id: Test.ID) void;
pub const OnTestPass = fn (this: *Callback, test_id: Test.ID, expectations: u32) void;
pub const OnTestFail = fn (this: *Callback, test_id: Test.ID, file: string, label: string, expectations: u32) void;
onUpdateCount: OnUpdateCount,
onTestStart: OnTestStart,
onTestPass: OnTestPass,
onTestFail: OnTestFail,
};
pub fn reportPass(this: *TestRunner, test_id: Test.ID, expectations: u32) void {
this.tests.items(.status)[test_id] = .pass;
this.callback.onTestPass(this.callback, test_id, expectations);
}
pub fn reportFailure(this: *TestRunner, test_id: Test.ID, file: string, label: string, expectations: u32) void {
this.tests.items(.status)[test_id] = .fail;
this.callback.onTestFail(this.callback, test_id, file, label, expectations);
}
pub fn addTestCount(this: *TestRunner, count: u32) u32 {
this.tests.ensureUnusedCapacity(this.allocator, count) catch unreachable;
const start = @truncate(Test.ID, this.tests.len);
this.tests.len += count;
var statuses = this.tests.items(.status)[start..][0..count];
std.mem.set(Test.Status, statuses, Test.Status.pending);
this.callback.onUpdateCount(this.callback, count, count + start);
return start;
}
pub fn getOrPutFile(this: *TestRunner, file_path: string) *DescribeScope {
var entry = this.index.getOrPut(this.allocator, @truncate(u32, std.hash.Wyhash.hash(0, file_path))) catch unreachable;
if (entry.found_existing) {
return this.files.items(.module_scope)[entry.value_ptr.*];
}
var scope = this.allocator.create(DescribeScope) catch unreachable;
const file_id = @truncate(File.ID, this.files.len);
scope.* = DescribeScope{
.file_id = file_id,
.test_id_start = @truncate(Test.ID, this.tests.len),
};
this.files.append(this.allocator, .{ .module_scope = scope, .source = logger.Source.initEmptyFile(file_path) }) catch unreachable;
entry.value_ptr.* = file_id;
return scope;
}
pub const File = struct {
source: logger.Source = logger.Source.initEmptyFile(""),
log: logger.Log = logger.Log.initComptime(default_allocator),
module_scope: *DescribeScope = undefined,
pub const List = std.MultiArrayList(File);
pub const ID = u32;
pub const Map = std.ArrayHashMapUnmanaged(u32, u32, ArrayIdentityContext, false);
};
pub const Test = struct {
status: Status = Status.pending,
pub const ID = u32;
pub const List = std.MultiArrayList(Test);
pub const Status = enum(u3) {
pending,
pass,
fail,
};
};
};
pub const Jest = struct {
pub var runner: ?*TestRunner = null;
pub fn call(
_: void,
ctx: js.JSContextRef,
_: js.JSObjectRef,
_: js.JSObjectRef,
arguments: []const js.JSValueRef,
exception: js.ExceptionRef,
) js.JSValueRef {
var runner_ = runner orelse {
JSError(getAllocator(ctx), "Run bun test to run a test", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
};
if (arguments.len < 1 or !js.JSValueIsString(ctx, arguments[0])) {
JSError(getAllocator(ctx), "Bun.jest() expects a string filename", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
}
var str = js.JSValueToStringCopy(ctx, arguments[0], exception);
defer js.JSStringRelease(str);
var ptr = js.JSStringGetCharacters8Ptr(str);
const len = js.JSStringGetLength(str);
if (len == 0 or ptr[0] != '/') {
JSError(getAllocator(ctx), "Bun.jest() expects an absolute file path", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
}
var str_value = ptr[0..len];
var filepath = Fs.FileSystem.instance.filename_store.append([]const u8, str_value) catch unreachable;
var scope = runner_.getOrPutFile(filepath);
DescribeScope.active = scope;
return DescribeScope.Class.make(ctx, scope);
}
};
/// https://jestjs.io/docs/expect
// To support async tests, we need to track the test ID
pub const Expect = struct {
test_id: TestRunner.Test.ID,
scope: *DescribeScope,
value: js.JSValueRef,
op: Op.Set = Op.Set.init(.{}),
pub const Op = enum(u3) {
resolves,
rejects,
not,
pub const Set = std.EnumSet(Op);
};
pub fn finalize(
this: *Expect,
) void {
js.JSValueUnprotect(VirtualMachine.vm.global.ref(), this.value);
VirtualMachine.vm.allocator.destroy(this);
}
pub const Class = NewClass(
Expect,
.{ .name = "Expect" },
.{
.toBe = .{
.rfn = Expect.toBe,
.name = "toBe",
},
.toHaveBeenCalledTimes = .{
.rfn = Expect.toHaveBeenCalledTimes,
.name = "toHaveBeenCalledTimes",
},
.finalize = .{ .rfn = Expect.finalize, .name = "finalize" },
.toHaveBeenCalledWith = .{
.rfn = Expect.toHaveBeenCalledWith,
.name = "toHaveBeenCalledWith",
},
.toHaveBeenLastCalledWith = .{
.rfn = Expect.toHaveBeenLastCalledWith,
.name = "toHaveBeenLastCalledWith",
},
.toHaveBeenNthCalledWith = .{
.rfn = Expect.toHaveBeenNthCalledWith,
.name = "toHaveBeenNthCalledWith",
},
.toHaveReturnedTimes = .{
.rfn = Expect.toHaveReturnedTimes,
.name = "toHaveReturnedTimes",
},
.toHaveReturnedWith = .{
.rfn = Expect.toHaveReturnedWith,
.name = "toHaveReturnedWith",
},
.toHaveLastReturnedWith = .{
.rfn = Expect.toHaveLastReturnedWith,
.name = "toHaveLastReturnedWith",
},
.toHaveNthReturnedWith = .{
.rfn = Expect.toHaveNthReturnedWith,
.name = "toHaveNthReturnedWith",
},
.toHaveLength = .{
.rfn = Expect.toHaveLength,
.name = "toHaveLength",
},
.toHaveProperty = .{
.rfn = Expect.toHaveProperty,
.name = "toHaveProperty",
},
.toBeCloseTo = .{
.rfn = Expect.toBeCloseTo,
.name = "toBeCloseTo",
},
.toBeGreaterThan = .{
.rfn = Expect.toBeGreaterThan,
.name = "toBeGreaterThan",
},
.toBeGreaterThanOrEqual = .{
.rfn = Expect.toBeGreaterThanOrEqual,
.name = "toBeGreaterThanOrEqual",
},
.toBeLessThan = .{
.rfn = Expect.toBeLessThan,
.name = "toBeLessThan",
},
.toBeLessThanOrEqual = .{
.rfn = Expect.toBeLessThanOrEqual,
.name = "toBeLessThanOrEqual",
},
.toBeInstanceOf = .{
.rfn = Expect.toBeInstanceOf,
.name = "toBeInstanceOf",
},
.toContain = .{
.rfn = Expect.toContain,
.name = "toContain",
},
.toContainEqual = .{
.rfn = Expect.toContainEqual,
.name = "toContainEqual",
},
.toEqual = .{
.rfn = Expect.toEqual,
.name = "toEqual",
},
.toMatch = .{
.rfn = Expect.toMatch,
.name = "toMatch",
},
.toMatchObject = .{
.rfn = Expect.toMatchObject,
.name = "toMatchObject",
},
.toMatchSnapshot = .{
.rfn = Expect.toMatchSnapshot,
.name = "toMatchSnapshot",
},
.toMatchInlineSnapshot = .{
.rfn = Expect.toMatchInlineSnapshot,
.name = "toMatchInlineSnapshot",
},
.toStrictEqual = .{
.rfn = Expect.toStrictEqual,
.name = "toStrictEqual",
},
.toThrow = .{
.rfn = Expect.toThrow,
.name = "toThrow",
},
.toThrowErrorMatchingSnapshot = .{
.rfn = Expect.toThrowErrorMatchingSnapshot,
.name = "toThrowErrorMatchingSnapshot",
},
.toThrowErrorMatchingInlineSnapshot = .{
.rfn = Expect.toThrowErrorMatchingInlineSnapshot,
.name = "toThrowErrorMatchingInlineSnapshot",
},
},
.{
.not = .{
.get = Expect.not,
.name = "not",
},
.resolves = .{
.get = Expect.resolves,
.name = "resolves",
},
.rejects = .{
.get = Expect.rejects,
.name = "rejects",
},
},
);
/// Object.is()
pub fn toBe(
this: *Expect,
ctx: js.JSContextRef,
_: js.JSObjectRef,
thisObject: js.JSObjectRef,
arguments: []const js.JSValueRef,
exception: js.ExceptionRef,
) js.JSValueRef {
if (arguments.len != 1) {
JSC.JSError(
getAllocator(ctx),
".toBe() takes 1 argument",
.{},
ctx,
exception,
);
return js.JSValueMakeUndefined(ctx);
}
this.scope.tests.items[this.test_id].counter.actual += 1;
if (!JSValue.fromRef(arguments[0]).isSameValue(JSValue.fromRef(this.value), ctx.ptr())) {
JSC.JSError(
getAllocator(ctx),
"fail",
.{},
ctx,
exception,
);
return null;
}
return thisObject;
}
pub fn toHaveLength(
this: *Expect,
ctx: js.JSContextRef,
_: js.JSObjectRef,
thisObject: js.JSObjectRef,
arguments: []const js.JSValueRef,
exception: js.ExceptionRef,
) js.JSValueRef {
if (arguments.len != 1) {
JSC.JSError(
getAllocator(ctx),
".toHaveLength() takes 1 argument",
.{},
ctx,
exception,
);
return js.JSValueMakeUndefined(ctx);
}
this.scope.tests.items[this.test_id].counter.actual += 1;
const expected = JSC.JSValue.fromRef(arguments[0]).toU32();
const actual = JSC.JSValue.fromRef(this.value).getLengthOfArray(ctx.ptr());
if (expected != actual) {
JSC.JSError(
getAllocator(ctx),
"Expected length to equal {d} but received {d}\n Expected: {d}\n Actual: {d}\n",
.{
expected,
actual,
expected,
actual,
},
ctx,
exception,
);
return null;
}
return thisObject;
}
pub const toHaveBeenCalledTimes = notImplementedFn;
pub const toHaveBeenCalledWith = notImplementedFn;
pub const toHaveBeenLastCalledWith = notImplementedFn;
pub const toHaveBeenNthCalledWith = notImplementedFn;
pub const toHaveReturnedTimes = notImplementedFn;
pub const toHaveReturnedWith = notImplementedFn;
pub const toHaveLastReturnedWith = notImplementedFn;
pub const toHaveNthReturnedWith = notImplementedFn;
pub const toHaveProperty = notImplementedFn;
pub const toBeCloseTo = notImplementedFn;
pub const toBeGreaterThan = notImplementedFn;
pub const toBeGreaterThanOrEqual = notImplementedFn;
pub const toBeLessThan = notImplementedFn;
pub const toBeLessThanOrEqual = notImplementedFn;
pub const toBeInstanceOf = notImplementedFn;
pub const toContain = notImplementedFn;
pub const toContainEqual = notImplementedFn;
pub const toEqual = notImplementedFn;
pub const toMatch = notImplementedFn;
pub const toMatchObject = notImplementedFn;
pub const toMatchSnapshot = notImplementedFn;
pub const toMatchInlineSnapshot = notImplementedFn;
pub const toStrictEqual = notImplementedFn;
pub const toThrow = notImplementedFn;
pub const toThrowErrorMatchingSnapshot = notImplementedFn;
pub const toThrowErrorMatchingInlineSnapshot = notImplementedFn;
pub const not = notImplementedProp;
pub const resolves = notImplementedProp;
pub const rejects = notImplementedProp;
};
pub const ExpectPrototype = struct {
scope: *DescribeScope,
test_id: TestRunner.Test.ID,
op: Expect.Op.Set = Expect.Op.Set.init(.{}),
pub const Class = NewClass(
ExpectPrototype,
.{
.name = "ExpectPrototype",
.read_only = true,
},
.{
.call = .{
.rfn = ExpectPrototype.call,
},
.extend = .{
.name = "extend",
.rfn = ExpectPrototype.extend,
},
.anything = .{
.name = "anything",
.rfn = ExpectPrototype.anything,
},
.any = .{
.name = "any",
.rfn = ExpectPrototype.any,
},
.arrayContaining = .{
.name = "arrayContaining",
.rfn = ExpectPrototype.arrayContaining,
},
.assertions = .{
.name = "assertions",
.rfn = ExpectPrototype.assertions,
},
.hasAssertions = .{
.name = "hasAssertions",
.rfn = ExpectPrototype.hasAssertions,
},
.objectContaining = .{
.name = "objectContaining",
.rfn = ExpectPrototype.objectContaining,
},
.stringContaining = .{
.name = "stringContaining",
.rfn = ExpectPrototype.stringContaining,
},
.stringMatching = .{
.name = "stringMatching",
.rfn = ExpectPrototype.stringMatching,
},
.addSnapshotSerializer = .{
.name = "addSnapshotSerializer",
.rfn = ExpectPrototype.addSnapshotSerializer,
},
},
.{
.not = .{
.name = "not",
.get = ExpectPrototype.not,
},
.resolves = .{
.name = "resolves",
.get = ExpectPrototype.resolves,
},
.rejects = .{
.name = "rejects",
.get = ExpectPrototype.rejects,
},
},
);
pub const extend = notImplementedFn;
pub const anything = notImplementedFn;
pub const any = notImplementedFn;
pub const arrayContaining = notImplementedFn;
pub const assertions = notImplementedFn;
pub const hasAssertions = notImplementedFn;
pub const objectContaining = notImplementedFn;
pub const stringContaining = notImplementedFn;
pub const stringMatching = notImplementedFn;
pub const addSnapshotSerializer = notImplementedFn;
pub const not = notImplementedProp;
pub const resolves = notImplementedProp;
pub const rejects = notImplementedProp;
pub fn call(
_: *ExpectPrototype,
ctx: js.JSContextRef,
_: js.JSObjectRef,
_: js.JSObjectRef,
arguments: []const js.JSValueRef,
exception: js.ExceptionRef,
) js.JSObjectRef {
if (arguments.len != 1) {
JSError(getAllocator(ctx), "expect() requires one argument", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
}
var expect_ = getAllocator(ctx).create(Expect) catch unreachable;
js.JSValueProtect(ctx, arguments[0]);
expect_.* = .{
.value = arguments[0],
.scope = DescribeScope.active,
.test_id = DescribeScope.active.current_test_id,
};
return Expect.Class.make(ctx, expect_);
}
};
pub const TestScope = struct {
counter: Counter = Counter{},
label: string = "",
parent: *DescribeScope,
callback: js.JSValueRef,
id: TestRunner.Test.ID = 0,
pub const Class = NewClass(void, .{ .name = "test" }, .{ .call = call }, .{});
pub const Counter = struct {
expected: u32 = 0,
actual: u32 = 0,
};
pub fn call(
// the DescribeScope here is the top of the file, not the real one
_: void,
ctx: js.JSContextRef,
_: js.JSObjectRef,
_: js.JSObjectRef,
arguments: []const js.JSValueRef,
exception: js.ExceptionRef,
) js.JSObjectRef {
var args = arguments[0..@minimum(arguments.len, 2)];
var label: string = "";
if (args.len == 0) {
return js.JSValueMakeUndefined(ctx);
}
if (js.JSValueIsString(ctx, args[0])) {
var label_ = ZigString.init("");
JSC.JSValue.fromRef(arguments[0]).toZigString(&label_, ctx.ptr());
label = if (label_.is16Bit())
(strings.toUTF8AllocWithType(getAllocator(ctx), @TypeOf(label_.utf16Slice()), label_.utf16Slice()) catch unreachable)
else
label_.full();
args = args[1..];
}
var function = args[0];
if (!js.JSValueIsObject(ctx, function) or !js.JSObjectIsFunction(ctx, function)) {
JSError(getAllocator(ctx), "test() expects a function", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
}
js.JSValueProtect(ctx, function);
DescribeScope.active.tests.append(getAllocator(ctx), TestScope{
.label = label,
.callback = function,
.parent = DescribeScope.active,
}) catch unreachable;
return js.JSValueMakeUndefined(ctx);
}
pub const Result = union(TestRunner.Test.Status) {
fail: u32,
pass: u32, // assertion count
pending: void,
};
pub fn run(
this: *TestScope,
) Result {
var vm = VirtualMachine.vm;
var promise = JSC.JSInternalPromise.resolvedPromise(
vm.global,
js.JSObjectCallAsFunctionReturnValue(vm.global.ref(), this.callback, null, 0, null),
);
defer js.JSValueUnprotect(vm.global.ref(), this.callback);
this.callback = null;
while (promise.status(vm.global.vm()) == JSC.JSPromise.Status.Pending) {
vm.tick();
}
switch (promise.status(vm.global.vm())) {
.Rejected => {
vm.defaultErrorHandler(promise.result(vm.global.vm()), null);
return .{ .fail = this.counter.actual };
},
else => {
// don't care about the result
_ = promise.result(vm.global.vm());
},
}
if (this.counter.expected > 0 and this.counter.expected < this.counter.actual) {
Output.prettyErrorln("Test fail: {d} / {d} expectations\n (make this better!)", .{
this.counter.actual,
this.counter.expected,
});
return .{ .fail = this.counter.actual };
}
return .{ .pass = this.counter.actual };
}
};
pub const DescribeScope = struct {
label: string = "",
parent: ?*DescribeScope = null,
beforeAll: std.ArrayListUnmanaged(js.JSValueRef) = .{},
beforeEach: std.ArrayListUnmanaged(js.JSValueRef) = .{},
afterEach: std.ArrayListUnmanaged(js.JSValueRef) = .{},
afterAll: std.ArrayListUnmanaged(js.JSValueRef) = .{},
test_id_start: TestRunner.Test.ID = 0,
test_id_len: TestRunner.Test.ID = 0,
tests: std.ArrayListUnmanaged(TestScope) = .{},
file_id: TestRunner.File.ID,
current_test_id: TestRunner.Test.ID = 0,
pub const TestEntry = struct {
label: string,
callback: js.JSValueRef,
pub const List = std.MultiArrayList(TestEntry);
};
pub threadlocal var active: *DescribeScope = undefined;
pub const Class = NewClass(
DescribeScope,
.{
.name = "describe",
.read_only = true,
},
.{
.call = describe,
.afterAll = .{ .rfn = callAfterAll, .name = "afterAll" },
.beforeAll = .{ .rfn = callAfterAll, .name = "beforeAll" },
.beforeEach = .{ .rfn = callAfterAll, .name = "beforeEach" },
},
.{
.expect = .{ .get = createExpect, .name = "expect" },
// kind of a mindfuck but
// describe("foo", () => {}).describe("bar") will wrok
.describe = .{ .get = createDescribe, .name = "describe" },
.it = .{ .get = createTest, .name = "it" },
.@"test" = .{ .get = createTest, .name = "test" },
},
);
pub fn describe(
this: *DescribeScope,
ctx: js.JSContextRef,
_: js.JSObjectRef,
_: js.JSObjectRef,
arguments: []const js.JSValueRef,
exception: js.ExceptionRef,
) js.JSObjectRef {
if (arguments.len == 0 or arguments.len > 2) {
JSError(getAllocator(ctx), "describe() requires 1-2 arguments", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
}
var label = ZigString.init("");
var args = arguments;
if (js.JSValueIsString(ctx, arguments[0])) {
JSC.JSValue.fromRef(arguments[0]).toZigString(&label, ctx.ptr());
args = args[1..];
}
if (args.len == 0 or !js.JSObjectIsFunction(ctx, args[0])) {
JSError(getAllocator(ctx), "describe() requires a callback function", .{}, ctx, exception);
return js.JSValueMakeUndefined(ctx);
}
var callback = args[0];
var scope = getAllocator(ctx).create(DescribeScope) catch unreachable;
scope.* = .{
.label = if (label.is16Bit())
(strings.toUTF8AllocWithType(getAllocator(ctx), @TypeOf(label.utf16Slice()), label.utf16Slice()) catch unreachable)
else
label.full(),
.parent = this,
.file_id = this.file_id,
};
var new_this = DescribeScope.Class.make(ctx, scope);
return scope.run(new_this, ctx, callback, exception);
}
pub fn run(this: *DescribeScope, thisObject: js.JSObjectRef, ctx: js.JSContextRef, callback: js.JSObjectRef, exception: js.ExceptionRef) js.JSObjectRef {
js.JSValueProtect(ctx, callback);
defer js.JSValueUnprotect(ctx, callback);
var original_active = active;
defer active = original_active;
active = this;
{
var result = js.JSObjectCallAsFunctionReturnValue(ctx, callback, thisObject, 0, null);
var vm = JSC.VirtualMachine.vm;
const promise = JSInternalPromise.resolvedPromise(ctx.ptr(), result);
while (promise.status(ctx.ptr().vm()) == JSPromise.Status.Pending) {
vm.tick();
}
switch (promise.status(ctx.ptr().vm())) {
JSPromise.Status.Fulfilled => {},
else => {
exception.* = promise.result(ctx.ptr().vm()).asObjectRef();
return null;
},
}
}
this.runTests(ctx);
return js.JSValueMakeUndefined(ctx);
}
pub fn runTests(this: *DescribeScope, ctx: js.JSContextRef) void {
// Step 1. Initialize the test block
const file = this.file_id;
var tests: []TestScope = this.tests.items;
const end = @truncate(TestRunner.Test.ID, tests.len);
if (end == 0) return;
// Step 2. Update the runner with the count of how many tests we have for this block
this.test_id_start = Jest.runner.?.addTestCount(end);
// Step 3. Run the beforeAll callbacks, in reverse order
// TODO:
const source: logger.Source = Jest.runner.?.files.items(.source)[file];
var i: TestRunner.Test.ID = 0;
while (i < end) {
this.current_test_id = i;
const result = TestScope.run(&tests[i]);
// invalidate it
this.current_test_id = std.math.maxInt(TestRunner.Test.ID);
const test_id = i + this.test_id_start;
switch (result) {
.pass => |count| Jest.runner.?.reportPass(test_id, count),
.fail => |count| Jest.runner.?.reportFailure(test_id, source.path.text, tests[i].label, count),
.pending => unreachable,
}
i += 1;
}
this.tests.deinit(getAllocator(ctx));
}
const ScopeStack = ObjectPool(std.ArrayListUnmanaged(*DescribeScope), null, true, 16);
// pub fn runBeforeAll(this: *DescribeScope, ctx: js.JSContextRef, exception: js.ExceptionRef) bool {
// var scopes = ScopeStack.get(default_allocator);
// defer scopes.release();
// scopes.data.clearRetainingCapacity();
// var cur: ?*DescribeScope = this;
// while (cur) |scope| {
// scopes.data.append(default_allocator, this) catch unreachable;
// cur = scope.parent;
// }
// // while (scopes.data.popOrNull()) |scope| {
// // scope.
// // }
// }
pub fn runCallbacks(this: *DescribeScope, ctx: js.JSContextRef, callbacks: std.ArrayListUnmanaged(js.JSObjectRef), exception: js.ExceptionRef) bool {
var i: usize = 0;
while (i < callbacks.items.len) : (i += 1) {
var callback = callbacks.items[i];
var result = js.JSObjectCallAsFunctionReturnValue(ctx, callback, this, 0);
if (result.isException(ctx.ptr().vm())) {
exception.* = result.asObjectRef();
return false;
}
}
}
pub const callAfterAll = notImplementedFn;
pub const callAfterEach = notImplementedFn;
pub const callBeforeAll = notImplementedFn;
pub fn createExpect(
_: *DescribeScope,
ctx: js.JSContextRef,
_: js.JSValueRef,
_: js.JSStringRef,
_: js.ExceptionRef,
) js.JSObjectRef {
var expect_ = getAllocator(ctx).create(ExpectPrototype) catch unreachable;
expect_.* = .{
.scope = DescribeScope.active,
.test_id = DescribeScope.active.current_test_id,
};
return ExpectPrototype.Class.make(ctx, expect_);
}
pub fn createTest(
_: *DescribeScope,
ctx: js.JSContextRef,
_: js.JSValueRef,
_: js.JSStringRef,
_: js.ExceptionRef,
) js.JSObjectRef {
return js.JSObjectMake(ctx, TestScope.Class.get().*, null);
}
pub fn createDescribe(
this: *DescribeScope,
ctx: js.JSContextRef,
_: js.JSValueRef,
_: js.JSStringRef,
_: js.ExceptionRef,
) js.JSObjectRef {
return DescribeScope.Class.make(ctx, this);
}
};