zig/build.zig

const Builder = @import("std").build.Builder;
const tests = @import("test/tests.zig");

pub fn build(b: &Builder) {
    const test_filter = b.option([]const u8, "test-filter", "Skip tests that do not match filter");
    const test_step = b.step("test", "Run all the tests");

    const behavior_tests = b.step("test-behavior", "Run the behavior tests");
    test_step.dependOn(behavior_tests);
    for ([]bool{false, true}) |release| {
        for ([]bool{false, true}) |link_libc| {
            const these_tests = b.addTest("test/behavior.zig");
            these_tests.setNamePrefix(b.fmt("behavior-{}-{} ",
                if (release) "release" else "debug",
                if (link_libc) "c" else "bare"));
            these_tests.setFilter(test_filter);
            these_tests.setRelease(release);
            if (link_libc) {
                these_tests.linkLibrary("c");
            }
            behavior_tests.dependOn(&these_tests.step);
        }
    }

    const std_lib_tests = b.step("test-std", "Run the standard library tests");
    test_step.dependOn(std_lib_tests);
    for ([]bool{false, true}) |release| {
        for ([]bool{false, true}) |link_libc| {
            const these_tests = b.addTest("std/index.zig");
            these_tests.setNamePrefix(b.fmt("std-{}-{} ",
                if (release) "release" else "debug",
                if (link_libc) "c" else "bare"));
            these_tests.setFilter(test_filter);
            these_tests.setRelease(release);
            if (link_libc) {
                these_tests.linkLibrary("c");
            }
            std_lib_tests.dependOn(&these_tests.step);
        }
    }

    test_step.dependOn(tests.addCompareOutputTests(b, test_filter));
    test_step.dependOn(tests.addBuildExampleTests(b, test_filter));
    test_step.dependOn(tests.addCompileErrorTests(b, test_filter));
    test_step.dependOn(tests.addAssembleAndLinkTests(b, test_filter));
    test_step.dependOn(tests.addDebugSafetyTests(b, test_filter));
    test_step.dependOn(tests.addParseHTests(b, test_filter));
}