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add testcase for json_value.cpp to improve coverage [90+%]

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chenguoping 2019-10-26 15:57:35 +08:00 committed by Christopher Dunn
parent a86e129983
commit 82b736734d
1 changed files with 141 additions and 0 deletions
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141
src/test_lib_json/main.cpp
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@ -267,6 +267,21 @@ JSONTEST_FIXTURE_LOCAL(ValueTest, objects) {
did = object1_.removeMember("some other id", gotPtr);
JSONTEST_ASSERT_EQUAL(nullptr, gotPtr);
JSONTEST_ASSERT_EQUAL(true, did);
// Using other removeMember interfaces, the test idea is the same as above.
object1_["some other id"] = "foo";
const Json::String key("some other id");
did = object1_.removeMember(key, &got);
JSONTEST_ASSERT_EQUAL(Json::Value("foo"), got);
JSONTEST_ASSERT_EQUAL(true, did);
got = Json::Value("bar");
did = object1_.removeMember(key, &got);
JSONTEST_ASSERT_EQUAL(Json::Value("bar"), got);
JSONTEST_ASSERT_EQUAL(false, did);
object1_["some other id"] = "foo";
object1_.removeMember(key);
JSONTEST_ASSERT_EQUAL(Json::nullValue, object1_[key]);
}
JSONTEST_FIXTURE_LOCAL(ValueTest, arrays) {
@ -314,6 +329,50 @@ JSONTEST_FIXTURE_LOCAL(ValueTest, arrays) {
JSONTEST_ASSERT_EQUAL(Json::Value(17), got);
JSONTEST_ASSERT_EQUAL(false, array1_.removeIndex(2, &got)); // gone now
}
JSONTEST_FIXTURE_LOCAL(ValueTest, resizeArray) {
Json::Value array;
{
for (int i = 0; i < 10; i++)
array[i] = i;
JSONTEST_ASSERT_EQUAL(array.size(), 10);
// The length set is greater than the length of the array.
array.resize(15);
JSONTEST_ASSERT_EQUAL(array.size(), 15);
// The length set is less than the length of the array.
array.resize(5);
JSONTEST_ASSERT_EQUAL(array.size(), 5);
// The length of the array is set to 0.
array.resize(0);
JSONTEST_ASSERT_EQUAL(array.size(), 0);
}
{
for (int i = 0; i < 10; i++)
array[i] = i;
JSONTEST_ASSERT_EQUAL(array.size(), 10);
array.clear();
JSONTEST_ASSERT_EQUAL(array.size(), 0);
}
}
JSONTEST_FIXTURE_LOCAL(ValueTest, getArrayValue) {
Json::Value array;
for (int i = 0; i < 5; i++)
array[i] = i;
JSONTEST_ASSERT_EQUAL(array.size(), 5);
const Json::Value defaultValue(10);
Json::ArrayIndex index = 0;
for (; index <= 4; index++)
JSONTEST_ASSERT_EQUAL(index, array.get(index, defaultValue).asInt());
index = 4;
JSONTEST_ASSERT_EQUAL(array.isValidIndex(index), true);
index = 5;
JSONTEST_ASSERT_EQUAL(array.isValidIndex(index), false);
JSONTEST_ASSERT_EQUAL(defaultValue, array.get(index, defaultValue));
JSONTEST_ASSERT_EQUAL(array.isValidIndex(index), false);
}
JSONTEST_FIXTURE_LOCAL(ValueTest, arrayIssue252) {
int count = 5;
Json::Value root;
@ -1964,7 +2023,89 @@ JSONTEST_FIXTURE_LOCAL(ValueTest, precision) {
result = Json::writeString(b, v);
JSONTEST_ASSERT_STRING_EQUAL(expected, result);
}
JSONTEST_FIXTURE_LOCAL(ValueTest, searchValueByPath) {
Json::Value root, subroot;
root["property1"][0] = 0;
root["property1"][1] = 1;
subroot["object"] = "object";
root["property2"] = subroot;
const Json::Value defaultValue("error");
Json::FastWriter writer;
{
const Json::String expected("{"
"\"property1\":[0,1],"
"\"property2\":{\"object\":\"object\"}"
"}\n");
Json::String outcome = writer.write(root);
JSONTEST_ASSERT_STRING_EQUAL(expected, outcome);
// Array member exists.
const Json::Path path1(".property1.[%]", 1);
Json::Value result = path1.resolve(root);
JSONTEST_ASSERT_EQUAL(Json::Value(1), result);
result = path1.resolve(root, defaultValue);
JSONTEST_ASSERT_EQUAL(Json::Value(1), result);
// Array member does not exist.
const Json::Path path2(".property1.[2]");
result = path2.resolve(root);
JSONTEST_ASSERT_EQUAL(Json::nullValue, result);
result = path2.resolve(root, defaultValue);
JSONTEST_ASSERT_EQUAL(defaultValue, result);
// Access array path form error
const Json::Path path3(".property1.0");
result = path3.resolve(root);
JSONTEST_ASSERT_EQUAL(Json::nullValue, result);
result = path3.resolve(root, defaultValue);
JSONTEST_ASSERT_EQUAL(defaultValue, result);
// Object member exists.
const Json::Path path4(".property2.%", "object");
result = path4.resolve(root);
JSONTEST_ASSERT_EQUAL(Json::Value("object"), result);
result = path4.resolve(root, defaultValue);
JSONTEST_ASSERT_EQUAL(Json::Value("object"), result);
// Object member does not exist.
const Json::Path path5(".property2.hello");
result = path5.resolve(root);
JSONTEST_ASSERT_EQUAL(Json::nullValue, result);
result = path5.resolve(root, defaultValue);
JSONTEST_ASSERT_EQUAL(defaultValue, result);
// Access object path form error
const Json::Path path6(".property2.[0]");
result = path5.resolve(root);
JSONTEST_ASSERT_EQUAL(Json::nullValue, result);
result = path6.resolve(root, defaultValue);
JSONTEST_ASSERT_EQUAL(defaultValue, result);
// resolve will not change the value
outcome = writer.write(root);
JSONTEST_ASSERT_STRING_EQUAL(expected, outcome);
}
{
const Json::String expected("{"
"\"property1\":[0,1,null],"
"\"property2\":{"
"\"hello\":null,"
"\"object\":\"object\"}}\n");
Json::Path path1(".property1.[%]", 2);
Json::Value& value1 = path1.make(root);
JSONTEST_ASSERT_EQUAL(Json::nullValue, value1);
Json::Path path2(".property2.%", "hello");
Json::Value& value2 = path2.make(root);
JSONTEST_ASSERT_EQUAL(Json::nullValue, value2);
// make will change the value
const Json::String outcome = writer.write(root);
JSONTEST_ASSERT_STRING_EQUAL(expected, outcome);
}
}
struct FastWriterTest : JsonTest::TestCase {};
JSONTEST_FIXTURE_LOCAL(FastWriterTest, dropNullPlaceholders) {