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#!/usr/bin/env zx

const expected = 90

const exclude = [

'expr/test', // We do not need to test the test package.

'checker/mock', // Mocks only used for testing.

'vm/func_types', // Generated files.

'vm/runtime/helpers', // Generated files.

'internal/difflib', // Test dependency. This is vendored dependency, and ideally we also have good tests for it.

'internal/spew', // Test dependency.

'internal/testify', // Test dependency.

'patcher/value', // Contains a lot of repeating code. Ideally we should have a test for it.

'pro', // Expr Pro is not a part of the main codebase.

]

cd(path.resolve(__dirname, '..', '..'))

await spinner('Running tests', async () => {

await $`go test -coverprofile=coverage.out -coverpkg=github.com/expr-lang/expr/... ./...`

const coverage = fs.readFileSync('coverage.out').toString()

.split('\n')

.filter(line => {

for (const ex of exclude)

if (line.includes(ex)) return false

return true

})

.join('\n')

fs.writeFileSync('coverage.out', coverage)

await $`go tool cover -html=coverage.out -o coverage.html`

})

const cover = await $({verbose: true})`go tool cover -func=coverage.out`

const total = +cover.stdout.match(/total:\s+\(statements\)\s+(\d+\.\d+)%/)[1]

if (total < expected) {

echo(chalk.red(`Coverage is too low: ${total}% < ${expected}% (expected)`))

process.exit(1)

} else {

echo(`Coverage is good: ${chalk.green(total + '%')} >= ${expected}% (expected)`)

}