b612
2bf8478639
- 新增日月食中心带、偏食带、阴影足迹、等时线、食分线及升落边界计算，支持极区与混合食拓扑 - 新增日食单时刻阴影求解器、站心状态查询、批量采样和 ΔT 覆盖接口 - 重构恒星与行星月掩路径，补充有限盘面接触、站心修正、掩带宽度、极区投影及升落边界 - 扩展 SVG 与 GeoJSON 输出，支持详细面板、全球/极区/地球投影、边界闭合、时间标记和拓扑签名 - 扩展日月食候选搜索、局地搜索、沙罗序列预计算与范围外推，补充系列锚点和成员一致性校验 - 补齐古历纪年、儒略历独有闰日、多公历候选、历法改革跨日及精确日期运算接口 - 优化 ΔT、章动、恒星时、月球地平线、事件根搜索和本地星历缓存，降低重复计算开销并提升边界稳定
40 lines
1.5 KiB
Go
40 lines
1.5 KiB
Go
package svg
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import (
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"testing"
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"b612.me/astro/internal/svgmap"
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)
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// 投影常量的取值字符串是与 moon/svg.MapProjection 共享的稳定契约。
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func TestEclipseMapProjectionValuesContract(t *testing.T) {
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equivalents := []struct {
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name string
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value EclipseMapProjection
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text string
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}{
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{name: "auto", value: EclipseMapProjectionAuto, text: ""},
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{name: "equirectangular", value: EclipseMapProjectionEquirectangular, text: "equirectangular"},
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{name: "north-polar", value: EclipseMapProjectionNorthPolar, text: "north-polar"},
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{name: "south-polar", value: EclipseMapProjectionSouthPolar, text: "south-polar"},
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{name: "orthographic", value: EclipseMapProjectionOrthographic, text: "orthographic"},
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}
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for _, testCase := range equivalents {
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if got := string(testCase.value); got != testCase.text {
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t.Fatalf("%s = %q, want %q", testCase.name, got, testCase.text)
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}
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if got := internalEclipseMapProjection(testCase.value); got != svgmap.Projection(testCase.text) {
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t.Fatalf("%s maps to %q, want %q", testCase.name, got, svgmap.Projection(testCase.text))
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}
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if !validEclipseMapProjection(testCase.value) {
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t.Fatalf("%s must pass validation", testCase.name)
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}
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}
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// 边界：只有上表登记的字面量可以过校验，大小写与分隔符都不放宽。
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for _, invalid := range []EclipseMapProjection{"auto", "Orthographic", "north_polar", "polar", "equirectangular "} {
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if validEclipseMapProjection(invalid) {
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t.Fatalf("validator accepted unsupported projection %q", invalid)
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}
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}
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}
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