JsonPath仓库
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package com.jayway.jsonpath;
import org.junit.Test;
import static com.jayway.jsonpath.internal.filter.FilterCompiler.compile;
import static org.assertj.core.api.Assertions.assertThat;
public class FilterCompilerTest {
@Test
public void valid_filters_compile() {
assertThat(compile("[?(@)]").toString()).isEqualTo("[?(@)]");
assertThat(compile("[?(@)]").toString()).isEqualTo("[?(@)]");
assertThat(compile("[?(@.firstname)]").toString()).isEqualTo("[?(@['firstname'])]");
assertThat(compile("[?($.firstname)]").toString()).isEqualTo("[?($['firstname'])]");
assertThat(compile("[?(@['firstname'])]").toString()).isEqualTo("[?(@['firstname'])]");
assertThat(compile("[?($['firstname'].lastname)]").toString()).isEqualTo("[?($['firstname']['lastname'])]");
assertThat(compile("[?($['firstname']['lastname'])]").toString()).isEqualTo("[?($['firstname']['lastname'])]");
assertThat(compile("[?($['firstname']['lastname'].*)]").toString()).isEqualTo("[?($['firstname']['lastname'][*])]");
assertThat(compile("[?($['firstname']['num_eq'] == 1)]").toString()).isEqualTo("[?($['firstname']['num_eq'] == 1)]");
assertThat(compile("[?($['firstname']['num_gt'] > 1.1)]").toString()).isEqualTo("[?($['firstname']['num_gt'] > 1.1)]");
assertThat(compile("[?($['firstname']['num_lt'] < 11.11)]").toString()).isEqualTo("[?($['firstname']['num_lt'] < 11.11)]");
assertThat(compile("[?($['firstname']['str_eq'] == 'hej')]").toString()).isEqualTo("[?($['firstname']['str_eq'] == 'hej')]");
assertThat(compile("[?($['firstname']['str_eq'] == '')]").toString()).isEqualTo("[?($['firstname']['str_eq'] == '')]");
assertThat(compile("[?($['firstname']['str_eq'] == null)]").toString()).isEqualTo("[?($['firstname']['str_eq'] == null)]");
assertThat(compile("[?($['firstname']['str_eq'] == true)]").toString()).isEqualTo("[?($['firstname']['str_eq'] == true)]");
assertThat(compile("[?($['firstname']['str_eq'] == false)]").toString()).isEqualTo("[?($['firstname']['str_eq'] == false)]");
assertThat(compile("[?(@.firstname && @.lastname)]").toString()).isEqualTo("[?(@['firstname'] && @['lastname'])]");
assertThat(compile("[?((@.firstname || @.lastname) && @.and)]").toString()).isEqualTo("[?((@['firstname'] || @['lastname']) && @['and'])]");
assertThat(compile("[?((@.a || @.b || @.c) && @.x)]").toString()).isEqualTo("[?((@['a'] || @['b'] || @['c']) && @['x'])]");
assertThat(compile("[?((@.a && @.b && @.c) || @.x)]").toString()).isEqualTo("[?((@['a'] && @['b'] && @['c']) || @['x'])]");
assertThat(compile("[?((@.a && @.b || @.c) || @.x)]").toString()).isEqualTo("[?(((@['a'] && @['b']) || @['c']) || @['x'])]");
assertThat(compile("[?((@.a && @.b) || (@.c && @.d))]").toString()).isEqualTo("[?((@['a'] && @['b']) || (@['c'] && @['d']))]");
assertThat(compile("[?(@.a IN [1,2,3])]").toString()).isEqualTo("[?(@['a'] IN [1,2,3])]");
assertThat(compile("[?(@.a IN {'foo':'bar'})]").toString()).isEqualTo("[?(@['a'] IN {'foo':'bar'})]");
assertThat(compile("[?(@.value<'7')]").toString()).isEqualTo("[?(@['value'] < '7')]");
assertThat(compile("[?(@.message == 'it\\\\')]").toString()).isEqualTo("[?(@['message'] == 'it\\\\')]");
assertThat(compile("[?(@.message.min() > 10)]").toString()).isEqualTo("[?(@['message'].min() > 10)]");
assertThat(compile("[?(@.message.min()==10)]").toString()).isEqualTo("[?(@['message'].min() == 10)]");
assertThat(compile("[?(10 == @.message.min())]").toString()).isEqualTo("[?(10 == @['message'].min())]");
assertThat(compile("[?(((@)))]").toString()).isEqualTo("[?(@)]");
assertThat(compile("[?(@.name =~ /.*?/i)]").toString()).isEqualTo("[?(@['name'] =~ /.*?/i)]");
assertThat(compile("[?(@.name =~ /.*?/)]").toString()).isEqualTo("[?(@['name'] =~ /.*?/)]");
assertThat(compile("[?($[\"firstname\"][\"lastname\"])]").toString()).isEqualTo("[?($[\"firstname\"][\"lastname\"])]");
assertThat(compile("[?($[\"firstname\"].lastname)]").toString()).isEqualTo("[?($[\"firstname\"]['lastname'])]");
assertThat(compile("[?($[\"firstname\", \"lastname\"])]").toString()).isEqualTo("[?($[\"firstname\",\"lastname\"])]");
assertThat(compile("[?(((@.a && @.b || @.c)) || @.x)]").toString()).isEqualTo("[?(((@['a'] && @['b']) || @['c']) || @['x'])]");
}
@Test
public void string_quote_style_is_serialized() {
assertThat(compile("[?('apa' == 'apa')]").toString()).isEqualTo("[?('apa' == 'apa')]");
assertThat(compile("[?('apa' == \"apa\")]").toString()).isEqualTo("[?('apa' == \"apa\")]");
}
@Test
public void string_can_contain_path_chars() {
assertThat(compile("[?(@[')]@$)]'] == ')]@$)]')]").toString()).isEqualTo("[?(@[')]@$)]'] == ')]@$)]')]");
assertThat(compile("[?(@[\")]@$)]\"] == \")]@$)]\")]").toString()).isEqualTo("[?(@[\")]@$)]\"] == \")]@$)]\")]");
}
@Test(expected = InvalidPathException.class)
public void invalid_path_when_string_literal_is_unquoted() {
compile("[?(@.foo == x)]");
}
@Test
public void or_has_lower_priority_than_and() {
assertThat(compile("[?(@.category == 'fiction' && @.author == 'Evelyn Waugh' || @.price > 15)]").toString())
.isEqualTo("[?((@['category'] == 'fiction' && @['author'] == 'Evelyn Waugh') || @['price'] > 15)]");
}
@Test
public void invalid_filters_does_not_compile() {
assertInvalidPathException("[?(@))]");
assertInvalidPathException("[?(@ FOO 1)]");
assertInvalidPathException("[?(@ || )]");
assertInvalidPathException("[?(@ == 'foo )]");
assertInvalidPathException("[?(@ == 1' )]");
assertInvalidPathException("[?(@.foo bar == 1)]");
assertInvalidPathException("[?(@.i == 5 @.i == 8)]");
assertInvalidPathException("[?(!5)]");
assertInvalidPathException("[?(!'foo')]");
}
@Test
// issue #178
public void compile_and_serialize_not_exists_filter(){
Filter compiled = compile("[?(!@.foo)]");
String serialized = compiled.toString();
assertThat(serialized).isEqualTo("[?(!@['foo'])]");
}
private void assertInvalidPathException(String filter){
try {
compile(filter);
throw new AssertionError("Expected " + filter + " to throw InvalidPathException");
} catch (InvalidPathException e){
//e.printStackTrace();
}
}
}