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feat(overview): add 30-day cost comparison / 总览页新增 30 天成本对比 #676

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Merged
edwingao28 merged 6 commits into from
Aug 5, 2026
Merged

feat(overview): add 30-day cost comparison / 总览页新增 30 天成本对比 #676

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cc6e679
feat(overview): add historical comparison URL mode
edwingao28 Aug 3, 2026
fa1c12f
feat(overview): compare bounded historical snapshots
edwingao28 Aug 3, 2026
351b2c3
feat(overview): render 30-day platform changes
edwingao28 Aug 3, 2026
b6ff87f
fix(overview): align history window with visible scenarios
edwingao28 Aug 3, 2026
61eda29
fix(overview): align historical evidence and accessibility
edwingao28 Aug 5, 2026
9dabdea
fix(overview): promote comparison tabs
edwingao28 Aug 5, 2026
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133 changes: 132 additions & 1 deletion packages/app/cypress/e2e/overview.cy.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,7 @@ function expectNoVisibleDatesOrSnapshot() {
// Next.js RSC payload scripts retain evidence dates for reproducibility.
// Assert only against rendered page text, not serialized script/style data.
const clone = body.cloneNode(true) as HTMLElement;
clone.querySelectorAll('script, style').forEach((node) => node.remove());
clone.querySelectorAll('script, style, .sr-only').forEach((node) => node.remove());
return clone.textContent ?? '';
})
.should((text) => {
Expand Down Expand Up @@ -114,6 +114,137 @@ function textRect(element: Element) {
}

describe('Overview page', () => {
it('switches between B200 and 30-day comparison without losing page state', () => {
cy.viewport(1280, 900);
cy.visit('/overview');

cy.get('[data-testid="overview-page"]')
.children('[data-testid="overview-comparison-switcher"]')
.should('have.length', 1)
.and('have.class', 'justify-center');
cy.get('[data-testid="overview-comparison-switcher"]')
.should('have.attr', 'aria-label', 'Compare')
.within(() => {
cy.get('[data-overview-comparison="hardware"]')
.should('have.attr', 'aria-current', 'true')
.and('match', 'span')
.and('have.text', 'vs B200')
.then(([active]) => {
const style = getComputedStyle(active);
expect(style.borderBottomWidth).to.equal('2px');
expect(style.backgroundColor).to.match(/rgba\(0, 0, 0, 0\)|transparent/);
});
cy.get('[data-overview-comparison="history"]')
.should('have.attr', 'href', '/overview?compare=30d')
.and('have.text', '30-day change')
.click();
});

cy.location('search').should('eq', '?compare=30d');
cy.get('[data-testid="overview-comparison-switcher"]')
.find('[data-overview-comparison="history"]')
.should('have.attr', 'aria-current', 'true')
.and('match', 'span');
cy.get('[data-testid="overview-desktop-matrix"] thead').should('contain.text', 'B200');
cy.get('[data-testid="overview-desktop-matrix"] thead').should('not.contain.text', 'Reference');

cy.get('[data-testid="overview-tier-switcher"]')
.contains('a', '100')
.should('have.attr', 'href', '/overview?tier=100&compare=30d');
cy.get('[data-testid="overview-engine-scope-switcher"]')
.find('[data-overview-engine-scope="all"]')
.should('have.attr', 'href', '/overview?engine=all&compare=30d');
cy.get('[data-testid="language-toggle"]')
.should('have.attr', 'href', '/zh/overview?compare=30d')
.click();
cy.location('pathname').should('eq', '/zh/overview');
cy.location('search').should('eq', '?compare=30d');
cy.get('[data-testid="overview-comparison-switcher"]')
.should('have.attr', 'aria-label', '对比方式')
.within(() => {
cy.get('[data-overview-comparison="hardware"]').should('have.text', '对比 B200');
cy.get('[data-overview-comparison="history"]')
.should('have.attr', 'aria-current', 'true')
.and('have.text', '30 天变化');
});
cy.contains('当前成本及其相对 30–60 天前最近一次有效平台结果的变化。').should('exist');
cy.contains('缺少有效 30 天对比的平台仅显示当前成本。').should('exist');
});

it('compares each platform with its own validated result from 30–60 days earlier', () => {
cy.viewport(1280, 900);
cy.visit('/overview?compare=30d');

desktopModel('Qwen-3.5-397B-A17B', SINGLE_TURN).within(() => {
// Unlike the hardware view, B200 is a normal platform in the historical
// view and receives its own change badge and heat-map tint.
platform('b200')
.find('[data-testid="overview-cost-delta"]')
.as('b200HistoryDelta')
.should('have.attr', 'data-history-status', 'comparable')
.and('have.attr', 'data-cost-polarity', 'cheaper')
.and('contain.text', '-17%');
cy.get('@b200HistoryDelta')
.should(($badge) => {
expect($badge).not.to.have.attr('aria-label');
})
.find('.sr-only')
.should('have.text', '17% cheaper than this platform’s Jun 10 result');
platform('mi355x')
.find('[data-testid="overview-cost-delta"]')
.should('have.attr', 'data-history-status', 'comparable')
.and('have.attr', 'data-cost-polarity', 'cheaper')
.and('contain.text', '-25%');
platform('b300').find('[data-testid="overview-cost-delta"]').should('not.exist');
platform('b300').then(([cell]) => {
expect(getComputedStyle(cell.closest('td')!).backgroundColor).to.match(
/rgba\(0, 0, 0, 0\)|transparent/,
);
});
platform('gb200').find('[data-testid="overview-cost-delta"]').should('not.exist');
});

desktopModel('DeepSeek-V4-Pro', AGENTX).within(() => {
platform('b200')
.find('[data-testid="overview-cost-delta"]')
.should('have.attr', 'data-history-status', 'comparable');
platform('mi355x')
.find('[data-testid="overview-cost-delta"]')
.should('have.attr', 'data-history-status', 'comparable');
});

cy.contains(
'Current cost and change versus the latest validated platform result 30–60 days earlier.',
).should('exist');
cy.get('[data-testid="overview-cost-delta"]').should('not.contain.text', '∞');
cy.contains('Platforms without a valid 30-day comparison show current cost only.').should(
'exist',
);
expectNoVisibleDatesOrSnapshot();
});

it('keeps the historical comparison complete and non-scrolling across desktop, tablet and phone', () => {
for (const width of [320, 390, 768, 1024, 1279, 1280, 1440]) {
cy.viewport(width, 900);
cy.visit('/overview?compare=30d');

cy.get('[data-testid="overview-comparison-switcher"]')
.should('be.visible')
.find('[data-overview-comparison]')
.each(($option) => {
expect($option[0].getBoundingClientRect().height).to.be.at.least(44);
});
cy.get('[data-testid="overview-cost-delta"][data-hardware="b200"]').should('exist');
expectNoHorizontalOverflow();
if (width < 1280) {
expectNoHorizontalScroller('overview-mobile-list');
expectNoHorizontalScroller('overview-comparison-switcher');
} else {
expectNoHorizontalScroller('overview-desktop-matrix');
}
}
});

it('defaults to community engine scope and switches with canonical links preserving tier and locale', () => {
cy.viewport(1280, 900);
cy.visit('/overview');
Expand Down
206 changes: 206 additions & 0 deletions packages/app/cypress/fixtures/api/overview-history-rows.json
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,206 @@
{
"Qwen-3.5-397B-A17B": [
{
"id": 1001,
"hardware": "b200",
"framework": "sglang",
"model": "qwen3.5",
"precision": "fp4",
"spec_method": "mtp",
"disagg": false,
"is_multinode": false,
"prefill_tp": 8,
"prefill_ep": 1,
"prefill_dp_attention": false,
"prefill_num_workers": 1,
"decode_tp": 8,
"decode_ep": 1,
"decode_dp_attention": false,
"decode_num_workers": 1,
"num_prefill_gpu": 8,
"num_decode_gpu": 8,
"benchmark_type": "single_turn",
"isl": 8192,
"osl": 1024,
"conc": 8,
"offload_mode": "off",
"image": null,
"metrics": {
"median_intvty": 40,
"tput_per_gpu": 6000,
"output_tput_per_gpu": 667
},
"date": "2026-06-10",
"run_url": null
},
{
"id": 1002,
"hardware": "b200",
"framework": "sglang",
"model": "qwen3.5",
"precision": "fp4",
"spec_method": "mtp",
"disagg": false,
"is_multinode": false,
"prefill_tp": 8,
"prefill_ep": 1,
"prefill_dp_attention": false,
"prefill_num_workers": 1,
"decode_tp": 8,
"decode_ep": 1,
"decode_dp_attention": false,
"decode_num_workers": 1,
"num_prefill_gpu": 8,
"num_decode_gpu": 8,
"benchmark_type": "single_turn",
"isl": 8192,
"osl": 1024,
"conc": 24,
"offload_mode": "off",
"image": null,
"metrics": {
"median_intvty": 80,
"tput_per_gpu": 4500,
"output_tput_per_gpu": 500
},
"date": "2026-06-10",
"run_url": null
},
{
"id": 1003,
"hardware": "mi355x",
"framework": "sglang",
"model": "qwen3.5",
"precision": "fp8",
"spec_method": "mtp",
"disagg": false,
"is_multinode": false,
"prefill_tp": 8,
"prefill_ep": 1,
"prefill_dp_attention": false,
"prefill_num_workers": 1,
"decode_tp": 8,
"decode_ep": 1,
"decode_dp_attention": false,
"decode_num_workers": 1,
"num_prefill_gpu": 8,
"num_decode_gpu": 8,
"benchmark_type": "single_turn",
"isl": 8192,
"osl": 1024,
"conc": 12,
"offload_mode": "off",
"image": null,
"metrics": {
"median_intvty": 50,
"tput_per_gpu": 5000,
"output_tput_per_gpu": 568
},
"date": "2026-06-12",
"run_url": null
},
{
"id": 1004,
"hardware": "mi355x",
"framework": "sglang",
"model": "qwen3.5",
"precision": "fp8",
"spec_method": "mtp",
"disagg": false,
"is_multinode": false,
"prefill_tp": 8,
"prefill_ep": 1,
"prefill_dp_attention": false,
"prefill_num_workers": 1,
"decode_tp": 8,
"decode_ep": 1,
"decode_dp_attention": false,
"decode_num_workers": 1,
"num_prefill_gpu": 8,
"num_decode_gpu": 8,
"benchmark_type": "single_turn",
"isl": 8192,
"osl": 1024,
"conc": 24,
"offload_mode": "off",
"image": null,
"metrics": {
"median_intvty": 120,
"tput_per_gpu": 3900,
"output_tput_per_gpu": 443
},
"date": "2026-06-12",
"run_url": null
}
],
"DeepSeek-V4-Pro": [
{
"id": 1005,
"hardware": "b200",
"framework": "sglang",
"model": "dsv4",
"precision": "fp4",
"spec_method": "mtp",
"disagg": false,
"is_multinode": false,
"prefill_tp": 8,
"prefill_ep": 1,
"prefill_dp_attention": false,
"prefill_num_workers": 1,
"decode_tp": 8,
"decode_ep": 1,
"decode_dp_attention": false,
"decode_num_workers": 1,
"num_prefill_gpu": 8,
"num_decode_gpu": 8,
"benchmark_type": "agentic_traces",
"isl": null,
"osl": null,
"conc": 8,
"offload_mode": "off",
"image": null,
"metrics": {
"p90_itl": 0.02,
"p90_ttlt": 120,
"tput_per_gpu": 6000,
"output_tput_per_gpu": 667
},
"date": "2026-06-10",
"run_url": null
},
{
"id": 1006,
"hardware": "mi355x",
"framework": "sglang",
"model": "dsv4",
"precision": "fp4",
"spec_method": "mtp",
"disagg": false,
"is_multinode": false,
"prefill_tp": 8,
"prefill_ep": 1,
"prefill_dp_attention": false,
"prefill_num_workers": 1,
"decode_tp": 8,
"decode_ep": 1,
"decode_dp_attention": false,
"decode_num_workers": 1,
"num_prefill_gpu": 8,
"num_decode_gpu": 8,
"benchmark_type": "agentic_traces",
"isl": null,
"osl": null,
"conc": 8,
"offload_mode": "off",
"image": null,
"metrics": {
"p90_itl": 0.02,
"p90_ttlt": 130,
"tput_per_gpu": 5000,
"output_tput_per_gpu": 556
},
"date": "2026-06-10",
"run_url": null
}
]
}
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