Rename files

1 files changed, 185 insertions, 0 deletions

diff --git a/tests/tier1.rs b/tests/tier1.rs
new file mode 100644
index 0000000..b91575e
--- /dev/null
+++ b/tests/tier1.rs
@@ -0,0 +1,185 @@
+#[macro_use(block)]
+extern crate nb;
+extern crate embedded_hal;
+extern crate embedded_hal_mock as hal;
+use hal::i2c::Transaction as I2cTrans;
+extern crate ads1x1x;
+use ads1x1x::{ channel, DataRate12Bit, DataRate16Bit, Error };
+
+#[macro_use]
+mod common;
+use common::{ new_ads1013, destroy_ads1013, new_ads1113, destroy_ads1113,
+              DEVICE_ADDRESS as DEV_ADDR, Register, BitFlags, Config };
+
+macro_rules! measure_tests {
+    ($IC:ident, $create:ident, $destroy:ident, $expected:expr) => {
+        mod $IC {
+            use embedded_hal::adc::OneShot;
+            use super::*;
+
+            mod would_block {
+                use super::*;
+
+                #[test]
+                fn read_if_measurement_in_progress() {
+                    let config = Config::default().with_low(BitFlags::OS);
+                    let transactions = [ I2cTrans::write_read(DEV_ADDR, vec![Register::CONFIG], vec![config.msb(), config.lsb()] ) ];
+                    let mut dev = $create(&transactions);
+                    assert_would_block!(dev.read(&mut channel::DifferentialA0A1));
+                    $destroy(dev);
+                }
+            }
+
+            #[test]
+            fn can_measure() {
+                let default_config = Config::default();
+                let config_with_os = Config::default().with_high(BitFlags::OS);
+                let transactions = [ I2cTrans::write_read(DEV_ADDR, vec![Register::CONFIG], vec![default_config.msb(), default_config.lsb()]),
+                                    I2cTrans::write(DEV_ADDR, vec![Register::CONFIG, config_with_os.msb(), config_with_os.lsb()]),
+                                    I2cTrans::write_read(DEV_ADDR, vec![Register::CONFIG], vec![config_with_os.msb(), config_with_os.lsb()]),
+                                    I2cTrans::write_read(DEV_ADDR, vec![Register::CONVERSION], vec![0x80, 0x00] ) ];
+                let mut dev = $create(&transactions);
+                let measurement = block!(dev.read(&mut channel::DifferentialA0A1)).unwrap();
+                assert_eq!($expected, measurement);
+                $destroy(dev);
+            }
+
+            #[test]
+            fn can_measure_continuous() {
+                let config = Config::default().with_low(BitFlags::OP_MODE);
+                let transactions = [ I2cTrans::write(DEV_ADDR, vec![Register::CONFIG, config.msb(), config.lsb()]),
+                                    I2cTrans::write_read(DEV_ADDR, vec![Register::CONVERSION], vec![0x80, 0x00] ) ];
+                let dev = $create(&transactions);
+                let mut dev = dev.into_continuous().unwrap();
+                dev.start().unwrap();
+                let measurement = dev.read().unwrap();
+                assert_eq!($expected, measurement);
+                $destroy(dev);
+            }
+        }
+    }
+}
+
+measure_tests!(ads1013, new_ads1013, destroy_ads1013,  -2048);
+measure_tests!(ads1113, new_ads1113, destroy_ads1113, -32768);
+
+
+mod data_rate_12bit {
+    macro_rules! test {
+        ($name:ident, $variant:ident, $config:expr) => {
+            #[test]
+            fn $name() {
+                let transactions = [ I2cTrans::write(DEV_ADDR, vec![Register::CONFIG, $config.msb(), $config.lsb()]) ];
+                let mut dev = new_ads1013(&transactions);
+                dev.set_data_rate(DataRate12Bit::$variant).unwrap();
+                destroy_ads1013(dev);
+            }
+        }
+    }
+
+    use super::*;
+    test!(sps128,  Sps128,  Config::default().with_low( BitFlags::DR2).with_low( BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps250,  Sps250,  Config::default().with_low( BitFlags::DR2).with_low( BitFlags::DR1).with_high(BitFlags::DR0));
+    test!(sps490,  Sps490,  Config::default().with_low( BitFlags::DR2).with_high(BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps920,  Sps920,  Config::default().with_low( BitFlags::DR2).with_high(BitFlags::DR1).with_high(BitFlags::DR0));
+    test!(sps1600, Sps1600, Config::default().with_high(BitFlags::DR2).with_low( BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps2400, Sps2400, Config::default().with_high(BitFlags::DR2).with_low( BitFlags::DR1).with_high(BitFlags::DR0));
+    test!(sps3300, Sps3300, Config::default().with_high(BitFlags::DR2).with_high(BitFlags::DR1).with_low( BitFlags::DR0));
+}
+
+mod data_rate_16bit {
+    macro_rules! test {
+        ($name:ident, $variant:ident, $config:expr) => {
+            #[test]
+            fn $name() {
+                let transactions = [ I2cTrans::write(DEV_ADDR, vec![Register::CONFIG, $config.msb(), $config.lsb()]) ];
+                let mut dev = new_ads1113(&transactions);
+                dev.set_data_rate(DataRate16Bit::$variant).unwrap();
+                destroy_ads1113(dev);
+            }
+        }
+    }
+
+    use super::*;
+    test!(sps8,   Sps8,   Config::default().with_low( BitFlags::DR2).with_low( BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps16,  Sps16,  Config::default().with_low( BitFlags::DR2).with_low( BitFlags::DR1).with_high(BitFlags::DR0));
+    test!(sps32,  Sps32,  Config::default().with_low( BitFlags::DR2).with_high(BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps64,  Sps64,  Config::default().with_low( BitFlags::DR2).with_high(BitFlags::DR1).with_high(BitFlags::DR0));
+    test!(sps128, Sps128, Config::default().with_high(BitFlags::DR2).with_low( BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps250, Sps250, Config::default().with_high(BitFlags::DR2).with_low( BitFlags::DR1).with_high(BitFlags::DR0));
+    test!(sps475, Sps475, Config::default().with_high(BitFlags::DR2).with_high(BitFlags::DR1).with_low( BitFlags::DR0));
+    test!(sps860, Sps860, Config::default().with_high(BitFlags::DR2).with_high(BitFlags::DR1).with_high(BitFlags::DR0));
+}
+
+#[test]
+fn can_read_measurement_in_progress() {
+    let config_os = Config::default().with_low(BitFlags::OS);
+    let transactions = [ I2cTrans::write_read(DEV_ADDR, vec![Register::CONFIG], vec![config_os.msb(), config_os.lsb()]) ];
+    let mut dev = new_ads1013(&transactions);
+    assert!(dev.is_measurement_in_progress().unwrap());
+    destroy_ads1013(dev);
+}
+
+#[test]
+fn can_read_measurement_not_in_progress() {
+    let config_os = Config::default().with_high(BitFlags::OS);
+    let transactions = [ I2cTrans::write_read(DEV_ADDR, vec![Register::CONFIG], vec![config_os.msb(), config_os.lsb()]) ];
+    let mut dev = new_ads1013(&transactions);
+    assert!(!dev.is_measurement_in_progress().unwrap());
+    destroy_ads1013(dev);
+}
+
+#[test]
+fn can_convert_to_continuous() {
+    let dev = new_ads1013(&[]);
+    let dev = dev.into_continuous().unwrap();
+    destroy_ads1013(dev);
+}
+
+#[test]
+fn can_convert_to_one_shot() {
+    let config_os = Config::default();
+    let transactions = [ I2cTrans::write(DEV_ADDR, vec![Register::CONFIG, config_os.msb(),   config_os.lsb()]) ];
+    let dev = new_ads1013(&transactions);
+    let dev = dev.into_continuous().unwrap();
+    let dev = dev.into_one_shot().unwrap();
+    destroy_ads1013(dev);
+}
+
+mod continuous {
+    use super::*;
+    #[test]
+    fn can_start() {
+        let config = Config::default().with_low(BitFlags::OP_MODE);
+        let transactions = [ I2cTrans::write(DEV_ADDR, vec![Register::CONFIG, config.msb(), config.lsb()]) ];
+        let dev = new_ads1013(&transactions);
+        let mut dev = dev.into_continuous().unwrap();
+        dev.start().unwrap();
+        destroy_ads1013(dev);
+    }
+
+    fn assert_not_started<T, E>(result: Result<T, Error<E>>) {
+        match result {
+            Err(Error::NotStarted) => (),
+            _ => panic!("Error::NotStarted not returned.")
+        }
+    }
+    #[test]
+    fn check_assert_matches() {
+        assert_not_started::<(), ()>(Err(Error::NotStarted));
+    }
+
+    #[test]
+    #[should_panic]
+    fn check_assert_fails() {
+        assert_not_started::<(), ()>(Ok(()));
+    }
+
+    #[test]
+    fn cannot_read_if_not_started() {
+        let dev = new_ads1013(&[]);
+        let mut dev = dev.into_continuous().unwrap();
+        assert_not_started(dev.read());
+        destroy_ads1013(dev);
+    }
+}