build.zig

@@ -55,7 +55,15 @@ pub fn build(b: *std.Build) void {
     if (b.args) |args|
         run_cmd.addArgs(args);
 
-    const main_mod = b.createModule(.{
+    const mod_tests = b.addTest(.{
+        .name = "mod_tests",
+        .root_module = mod,
+    });
+    const run_mod_tests = b.addRunArtifact(mod_tests);
+
+    const exe_tests = b.addTest(.{
+        .name = "exe_tests",
+        .root_module = b.createModule(.{
             .root_source_file = b.path("src/main.zig"),
             .target = target,
             .optimize = optimize,
@@ -63,24 +71,31 @@ pub fn build(b: *std.Build) void {
                 .{ .name = "nightwatch", .module = mod },
                 .{ .name = "build_options", .module = options_mod },
             },
+        }),
     });
+    const run_exe_tests = b.addRunArtifact(exe_tests);
 
-    const tests = b.addTest(.{
+    // Integration test suite: exercises the public API by performing real
-        .name = "tests",
+    // filesystem operations and verifying Handler callbacks via TestHandler.
+    const integration_tests = b.addTest(.{
+        .name = "integration_tests",
         .root_module = b.createModule(.{
             .root_source_file = b.path("src/nightwatch_test.zig"),
             .target = target,
             .optimize = optimize,
             .imports = &.{
                 .{ .name = "nightwatch", .module = mod },
-                .{ .name = "main", .module = main_mod },
             },
         }),
     });
-    const run_tests = b.addRunArtifact(tests);
+    const run_integration_tests = b.addRunArtifact(integration_tests);
 
     const test_step = b.step("test", "Run tests");
-    test_step.dependOn(&run_tests.step);
+    test_step.dependOn(&run_mod_tests.step);
+    test_step.dependOn(&run_exe_tests.step);
+    test_step.dependOn(&run_integration_tests.step);
 
-    b.installArtifact(tests);
+    b.installArtifact(mod_tests);
+    b.installArtifact(exe_tests);
+    b.installArtifact(integration_tests);
 }

src/main.zig

@@ -281,3 +281,5 @@ pub fn main() !void {
         run_posix();
     }
 }
+
+test "simple test" {}

src/nightwatch_test.zig

@@ -1,7 +1,6 @@
 const std = @import("std");
 const builtin = @import("builtin");
 const nw = @import("nightwatch");
-const main = @import("main");
 
 // ---------------------------------------------------------------------------
 // RecordedEvent