b612
16c62a97d5
- 新增时标、ΔT 模型、质心时间与 UT1 支持 - 改进日月食、月掩、行星事件及路径边界计算 - 完善恒星三维自行与动态距离传播 - 扩展 SVG、GeoJSON、KML 输出与底层距离换算工具 - 整理中英文手册、示例资源及回归测试
91 lines
2.4 KiB
Go
91 lines
2.4 KiB
Go
package svg
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import (
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"strings"
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"testing"
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"time"
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)
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// 带宽无定义时地图面板与摘要行都按目录口径留空，不得打印发散的解析值。
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func TestSolarEclipseMapHidesUndefinedPathWidth(t *testing.T) {
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testCases := []struct {
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name string
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date time.Time
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panelValue string
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summary string
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forbidden []string
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}{
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{
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name: "-1404-01-07 single-sided limit",
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date: time.Date(-1404, 1, 7, 0, 0, 0, 0, time.UTC),
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panelValue: "—",
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forbidden: []string{"20692", "中心食带宽 "},
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},
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{
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name: "2003-05-31 single-sided limit with limit lines",
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date: time.Date(2003, 5, 31, 0, 0, 0, 0, time.UTC),
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panelValue: "—",
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forbidden: []string{"4454", "中心食带宽 "},
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},
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{
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name: "2024-04-08 total",
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date: time.Date(2024, 4, 8, 0, 0, 0, 0, time.UTC),
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panelValue: "198.6 km",
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summary: "中心食带宽 198.6 km",
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},
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{
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name: "2010-01-15 annular",
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date: time.Date(2010, 1, 15, 0, 0, 0, 0, time.UTC),
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panelValue: "335.0 km",
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summary: "中心食带宽 335.0 km",
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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diagram, ok := SolarEclipseMapSVG(tc.date, SolarEclipseMapSVGOptions{
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Width: 900, Height: 620, Location: time.UTC, PartialStep: 10 * time.Minute,
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})
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if !ok {
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t.Fatalf("expected map")
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}
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value, found := solarEclipsePanelRowValue(diagram, "中心食带宽")
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if !found {
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t.Fatalf("panel row missing")
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}
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if value != tc.panelValue {
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t.Fatalf("panel row %q want %q", value, tc.panelValue)
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}
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if tc.summary != "" && !strings.Contains(diagram, tc.summary) {
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t.Fatalf("summary missing %q", tc.summary)
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}
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for _, unwanted := range tc.forbidden {
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if strings.Contains(diagram, unwanted) {
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t.Fatalf("diagram contains %q", unwanted)
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}
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}
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if err := validateEclipseMapXML(diagram); err != nil {
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t.Fatalf("map is not valid XML: %v", err)
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}
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})
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}
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}
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func solarEclipsePanelRowValue(diagram, label string) (string, bool) {
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index := strings.Index(diagram, ">"+label+"</text>")
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if index < 0 {
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return "", false
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}
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rest := diagram[index+len(label)+len("></text>"):]
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start := strings.Index(rest, ">")
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if start < 0 {
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return "", false
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}
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rest = rest[start+1:]
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end := strings.Index(rest, "</text>")
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if end < 0 {
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return "", false
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}
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return rest[:end], true
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}
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