95 lines
2.7 KiB
Rust
95 lines
2.7 KiB
Rust
use crate::dbs::Options;
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use crate::dbs::Runtime;
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use crate::dbs::Transaction;
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use crate::err::Error;
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use crate::sql::idiom::Idiom;
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use crate::sql::number::Number;
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use crate::sql::value::Value;
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impl Value {
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pub async fn increment(
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&mut self,
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ctx: &Runtime,
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opt: &Options,
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txn: &Transaction,
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path: &Idiom,
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val: Value,
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) -> Result<(), Error> {
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match self.get(ctx, opt, txn, path).await? {
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Value::Number(v) => match val {
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Value::Number(x) => self.set(ctx, opt, txn, path, Value::from(v + x)).await,
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_ => Ok(()),
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},
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Value::Array(v) => match val {
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Value::Array(x) => self.set(ctx, opt, txn, path, Value::from(v + x)).await,
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x => self.set(ctx, opt, txn, path, Value::from(v + x)).await,
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},
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Value::None => match val {
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Value::Number(x) => {
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self.set(ctx, opt, txn, path, Value::from(Number::from(0) + x)).await
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}
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Value::Array(x) => self.set(ctx, opt, txn, path, Value::from(x)).await,
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x => self.set(ctx, opt, txn, path, Value::from(vec![x])).await,
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},
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_ => Ok(()),
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use crate::dbs::test::mock;
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use crate::sql::test::Parse;
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#[tokio::test]
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async fn inc_none() {
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let (ctx, opt, txn) = mock().await;
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let idi = Idiom::parse("other");
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let mut val = Value::parse("{ test: 100 }");
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let res = Value::parse("{ test: 100, other: +10 }");
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val.increment(&ctx, &opt, &txn, &idi, Value::from(10)).await.unwrap();
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assert_eq!(res, val);
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}
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#[tokio::test]
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async fn inc_number() {
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let (ctx, opt, txn) = mock().await;
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let idi = Idiom::parse("test");
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let mut val = Value::parse("{ test: 100 }");
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let res = Value::parse("{ test: 110 }");
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val.increment(&ctx, &opt, &txn, &idi, Value::from(10)).await.unwrap();
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assert_eq!(res, val);
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}
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#[tokio::test]
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async fn inc_array_number() {
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let (ctx, opt, txn) = mock().await;
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let idi = Idiom::parse("test[1]");
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let mut val = Value::parse("{ test: [100, 200, 300] }");
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let res = Value::parse("{ test: [100, 210, 300] }");
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val.increment(&ctx, &opt, &txn, &idi, Value::from(10)).await.unwrap();
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assert_eq!(res, val);
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}
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#[tokio::test]
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async fn inc_array_value() {
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let (ctx, opt, txn) = mock().await;
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let idi = Idiom::parse("test");
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let mut val = Value::parse("{ test: [100, 200, 300] }");
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let res = Value::parse("{ test: [100, 200, 300] }");
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val.increment(&ctx, &opt, &txn, &idi, Value::from(200)).await.unwrap();
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assert_eq!(res, val);
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}
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#[tokio::test]
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async fn inc_array_array() {
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let (ctx, opt, txn) = mock().await;
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let idi = Idiom::parse("test");
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let mut val = Value::parse("{ test: [100, 200, 300] }");
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let res = Value::parse("{ test: [100, 200, 300, 400, 500] }");
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val.increment(&ctx, &opt, &txn, &idi, Value::parse("[100, 300, 400, 500]")).await.unwrap();
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assert_eq!(res, val);
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}
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}
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