Function TEST_F

third-party/yoga/test/SegmentedProgressBarLayout_test.cpp:127–157

};

TEST_F(SegmentedProgressBarLayoutTest, ReproducesCompressedProgressBar) {
    auto l = buildFullHierarchy();
    YGNodeCalculateLayout(l.root, SCREEN_WIDTH, SCREEN_HEIGHT, YGDirectionLTR);

    float toolbarWidth = YGNodeLayoutGetWidth(l.toolbar);
    float containerWidth = YGNodeLayoutGetWidth(l.thumbnailContainer);
    float scrollWidth = YGNodeLayoutGetWidth(l.scroll);
    float progressBarWidth = YGNodeLayoutGetWidth(l.progressBar);

    printf("Yoga 2.x (no errata):\n");
    printf("  toolbar width:   %.1f\n", toolbarWidth);
    printf("  container width: %.1f\n", containerWidth);
    printf("  scroll width:    %.1f\n", scrollWidth);
    printf("  progressBar width: %.1f\n", progressBarWidth);

    for (int i = 0; i < NUM_SEGMENTS; i++) {
        float w = YGNodeLayoutGetWidth(l.segments[i]);
        printf("  segment[%d] width: %.1f\n", i, w);
    }

    // The bug: container collapses to content width instead of full toolbar width
    // because alignItems: flex-start doesn't stretch children
    bool isCompressed = containerWidth < SCREEN_WIDTH * 0.5f;
    EXPECT_TRUE(isCompressed) << "Expected container to be compressed to < 50% screen width to confirm the bug exists";
    if (isCompressed) {
        printf("\n  ** BUG CONFIRMED: container is compressed to %.1f (< half screen)\n",
               containerWidth);
    }

    YGNodeFreeRecursive(l.root);
}

TEST_F(SegmentedProgressBarLayoutTest, ClassicErrataComparison) {
    YGConfigSetErrata(config, YGErrataClassic);