Implement mocks in bun:test (#3252)

* wip

* wip

* most of the code for mocks in bun:test

* finishing up

* Implement `toHaveBeenCalled` and `toHaveBeenCalledTimes(1)`

* Test

* visit

* results, not returnValues

* exact

* Update jest.zig

* A couple more tests

* Add jest.fn

* support resetting mocks

* Implement spyOn

---------

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/bun.js/bindings/generated_classes.zig b/src/bun.js/bindings/generated_classes.zig
index d24c8c81f..a4bbd2cab 100644
--- a/src/bun.js/bindings/generated_classes.zig
+++ b/src/bun.js/bindings/generated_classes.zig
@@ -944,6 +944,8 @@ pub const JSExpect = struct {
             @compileLog("Expected Expect.toEndWith to be a callback but received " ++ @typeName(@TypeOf(Expect.toEndWith)));
         if (@TypeOf(Expect.toEqual) != CallbackType)
             @compileLog("Expected Expect.toEqual to be a callback but received " ++ @typeName(@TypeOf(Expect.toEqual)));
+        if (@TypeOf(Expect.toHaveBeenCalled) != CallbackType)
+            @compileLog("Expected Expect.toHaveBeenCalled to be a callback but received " ++ @typeName(@TypeOf(Expect.toHaveBeenCalled)));
         if (@TypeOf(Expect.toHaveBeenCalledTimes) != CallbackType)
             @compileLog("Expected Expect.toHaveBeenCalledTimes to be a callback but received " ++ @typeName(@TypeOf(Expect.toHaveBeenCalledTimes)));
         if (@TypeOf(Expect.toHaveBeenCalledWith) != CallbackType)
@@ -1069,6 +1071,7 @@ pub const JSExpect = struct {
             @export(Expect.toContainEqual, .{ .name = "ExpectPrototype__toContainEqual" });
             @export(Expect.toEndWith, .{ .name = "ExpectPrototype__toEndWith" });
             @export(Expect.toEqual, .{ .name = "ExpectPrototype__toEqual" });
+            @export(Expect.toHaveBeenCalled, .{ .name = "ExpectPrototype__toHaveBeenCalled" });
             @export(Expect.toHaveBeenCalledTimes, .{ .name = "ExpectPrototype__toHaveBeenCalledTimes" });
             @export(Expect.toHaveBeenCalledWith, .{ .name = "ExpectPrototype__toHaveBeenCalledWith" });
             @export(Expect.toHaveBeenLastCalledWith, .{ .name = "ExpectPrototype__toHaveBeenLastCalledWith" });