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kunfei committed 2023-03-28 23:07:08 +08:00
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package io.legado.app
import com.script.SimpleBindings
import io.legado.app.constant.SCRIPT_ENGINE
import org.intellij.lang.annotations.Language
import org.junit.Assert
import org.junit.Test
import org.mozilla.javascript.Context
class JsTest {
@Language("js")
private val printJs = """
function print(str, newline) {
if (typeof(str) == 'undefined') {
str = 'undefined';
} else if (str == null) {
str = 'null';
}
java.lang.System.out.print(String(str));
if (newline) java.lang.System.out.print("\n");
}
function println(str) {
print(str, true);
}
""".trimIndent()
@Test
fun testMap() {
val map = hashMapOf("id" to "3242532321")
val bindings = SimpleBindings()
bindings["result"] = map
@Language("js")
val jsMap = "$=result;id=$.id;id"
val result = SCRIPT_ENGINE.eval(jsMap, bindings)?.toString()
Assert.assertEquals("3242532321", result)
val jsMap1 = """result.get("id")"""
val result1 = SCRIPT_ENGINE.eval(jsMap1, bindings)?.toString()
Assert.assertEquals("3242532321", result1)
}
@Test
fun testFor() {
val context = SCRIPT_ENGINE.getScriptContext(SimpleBindings())
val scope = SCRIPT_ENGINE.getRuntimeScope(context)
try {
Context.enter().evaluateString(scope, printJs, "print", 1, null)
} finally {
Context.exit()
}
@Language("js")
val jsFor = """
let result = 0
let a=[1,2,3]
let l=a.length
for (let i = 0;i<l;i++){
result = result + a[i]
println(i)
}
for (let o of a){
result = result + o
println(o)
}
for (let o in a){
result = result + o
println(o)
}
result
""".trimIndent()
val result = SCRIPT_ENGINE.eval(jsFor, scope).toString()
Assert.assertEquals("12012", result)
}
@Test
fun testReturnNull() {
val result = SCRIPT_ENGINE.eval("null")
Assert.assertEquals(null, result)
}
@Test
fun testReplace() {
@Language("js")
val js = """
result.replace(/\,/g,",")
.replace(/\./g,"。")
.replace(/\!/g,"!")
.replace(/\?/g,"?")
.replace(/\…/g,"……")
.replace(/\;/g,";")
.replace(/\:/g,":")
""".trimIndent()
val bindings = SimpleBindings()
bindings["result"] = ",.!?…;:"
val result = SCRIPT_ENGINE.eval(js, bindings).toString()
Assert.assertEquals(result, ",。!?……;:")
}
}