43 lines
1.7 KiB
Go
43 lines
1.7 KiB
Go
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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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// 图例只能画一次：横版曾经在渲染器与横版面板里各画一次，而且两处传入的中心带参数还不一致。
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func TestSolarEclipseMapLegendRendersOnce(t *testing.T) {
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for _, test := range []struct {
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name string
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date time.Time
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width, height int
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hasCentralLine bool
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}{
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{name: "landscape default", date: time.Date(2024, time.April, 8, 0, 0, 0, 0, time.UTC), width: 960, height: 640, hasCentralLine: true},
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{name: "landscape wide", date: time.Date(2024, time.April, 8, 0, 0, 0, 0, time.UTC), width: 1200, height: 800, hasCentralLine: true},
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{name: "portrait", date: time.Date(2024, time.April, 8, 0, 0, 0, 0, time.UTC), width: 900, height: 1400, hasCentralLine: true},
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{name: "landscape non-central", date: time.Date(2014, time.April, 29, 0, 0, 0, 0, time.UTC), width: 1200, height: 800},
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} {
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t.Run(test.name, func(t *testing.T) {
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rendered, ok := SolarEclipseMapSVG(test.date, SolarEclipseMapSVGOptions{
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Width: test.width, Height: test.height, Location: time.UTC, PartialStep: 10 * time.Minute,
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})
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if !ok {
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t.Fatal("missing map")
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}
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if got := strings.Count(rendered, `class="solar-map-legend"`); got != 1 {
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t.Fatalf("legend groups = %d, want exactly one", got)
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}
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for _, label := range []string{"偏食可见区", "P/U 影锥接触"} {
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if got := strings.Count(rendered, ">"+label+"</text>"); got != 1 {
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t.Fatalf("legend label %q appears %d times, want once", label, got)
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}
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}
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if got := strings.Count(rendered, ">中心线</text>"); (got == 1) != test.hasCentralLine {
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t.Fatalf("center-line legend label appears %d times, hasCentralLine=%v", got, test.hasCentralLine)
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}
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})
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}
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}
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