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Test that what is well-formed and means one thing loads: ignored parts, constant samples, any JSON value, weight 0, an unread name, a stray rows file, a tagless struct and flags with no effect

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Lilleman auf Larv
2026-10-07 23:33:22 +02:00
committed by Lillem4n
parent 5f8981b14f
commit 052a52fc7a
11 changed files with 94 additions and 82 deletions
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table_test.go
+9 -2
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@@ -531,6 +531,15 @@ func TestATableOfOneRowOrNamedByItsKeyLoads(t *testing.T) {
}
}
func TestARowOfWeightZeroIsNeverDrawn(t *testing.T) {
f := newGenerator(t, writeFiles(t, map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv","weight":"w"}`, "t.tsv": "a\tw\nx\t0\ny\t2\n"}), WithSeed(1))
for i := 0; i < 50; i++ {
if v := fake(t, f, "t"); v != "y" {
t.Fatalf("t = %q, want only the row of a positive weight", v)
}
}
}
func TestTableFences(t *testing.T) {
base := map[string]string{
"region.json": `{"format":"{name}","rows":"region.tsv","key":"code","name":"name"}`,
@@ -541,7 +550,6 @@ func TestTableFences(t *testing.T) {
want string
}{
"rows names a missing file": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv"}`}, "t.tsv"},
"a TSV nothing names": {with(base, map[string]string{"stray.tsv": "a\nx\n"}), "stray.tsv"},
"rows outside its folder": {with(base, map[string]string{"t.json": `{"format":"{code}","rows":"../region.tsv"}`}), "beside"},
"rows not a tsv": {with(base, map[string]string{"t.json": `{"format":"{code}","rows":"region.txt"}`, "region.txt": "code\n1\n"}), ".tsv"},
"key names no column": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv","key":"b"}`, "t.tsv": "a\nx\ny\n"}, `"b"`},
@@ -557,7 +565,6 @@ func TestTableFences(t *testing.T) {
"a name that is another row's key": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv","key":"a","name":"n"}`, "t.tsv": "a\tn\nx\ty\ny\tz\n"}, `"y"`},
"a descendant named like an ancestor's column": {with(geo(), map[string]string{"region.tsv": "code\tname\tpopulation\tlocality\n01\tStockholms län\t2400000\tx\n12\tSkåne län\t1400000\ty\n14\tVästra Götalands län\t1750000\tz\n"}), `"locality"`},
"weight not a number": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv","weight":"w"}`, "t.tsv": "a\tw\nx\tmany\ny\t2\n"}, `"many"`},
"weight zero": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv","weight":"w"}`, "t.tsv": "a\tw\nx\t0\ny\t2\n"}, "0"},
"weight negative": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv","weight":"w"}`, "t.tsv": "a\tw\nx\t-1\ny\t2\n"}, "-1"},
"reserved column name": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv"}`, "t.tsv": "a\tb.c\nx\ty\n"}, `"b.c"`},
"duplicate column": {map[string]string{"t.json": `{"format":"{a}","rows":"t.tsv"}`, "t.tsv": "a\ta\nx\ty\n"}, `"a"`},