wehub-resource-sync
a06f331eb8
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50 lines
2.1 KiB
Go
50 lines
2.1 KiB
Go
package indexer
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import (
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"strings"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestMinifiedArtifactReason(t *testing.T) {
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// A minified bundle — the whole file on one very long line.
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minified := strings.Repeat("function a(b){return b+1};", 200)
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assert.Equal(t, "minified", minifiedArtifactReason("javascript", []byte(minified)))
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// A Source Map v3 document — classified regardless of language.
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sourcemap := `{"version":3,"file":"app.js","sources":["app.ts"],"names":[],"mappings":"` +
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strings.Repeat("AAAA;", 500) + `"}`
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assert.Equal(t, "sourcemap", minifiedArtifactReason("json", []byte(sourcemap)))
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// Generated code with a sourceMappingURL link but normal line
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// lengths — a (possibly pretty-printed) bundle.
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bundled := strings.Repeat("const value = helper(x, y);\n", 90) +
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"//# sourceMappingURL=app.js.map\n"
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assert.Equal(t, "bundled", minifiedArtifactReason("javascript", []byte(bundled)))
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// Genuine, multi-line source — not an artifact.
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normal := strings.Repeat("const result = computeValue(alpha, beta);\n", 80)
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assert.Equal(t, "", minifiedArtifactReason("javascript", []byte(normal)))
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// A small file is never classified, however dense.
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assert.Equal(t, "", minifiedArtifactReason("javascript", []byte("a=1;a=1;a=1;")))
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// The line-length heuristic is gated to JS/TS/CSS — a long-lined
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// file in another language is left alone.
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longGo := "package main\n" + strings.Repeat("x", 4000)
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assert.Equal(t, "", minifiedArtifactReason("go", []byte(longGo)))
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// Ordinary Go source is never an artifact.
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goSrc := strings.Repeat("func handle(req Request) error { return nil }\n", 60)
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assert.Equal(t, "", minifiedArtifactReason("go", []byte(goSrc)))
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}
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func TestLooksLikeSourceMap(t *testing.T) {
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assert.True(t, looksLikeSourceMap([]byte(`{"version":3,"sources":["a.ts"],"mappings":"AAAA"}`)))
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assert.True(t, looksLikeSourceMap([]byte(` {"version": 3, "mappings": "AAAA"}`)))
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assert.False(t, looksLikeSourceMap([]byte(`{"version":2,"sources":["a.ts"]}`)))
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assert.False(t, looksLikeSourceMap([]byte(`function f(){}`)))
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assert.False(t, looksLikeSourceMap([]byte(`{"name":"pkg","version":"3.0.0"}`)))
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}
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