From b91cd36ca601d69f7b4e4a73315330f2eb5921a4 Mon Sep 17 00:00:00 2001
From: Sh3Rm4n <f.vioel@googlemail.com>
Date: Thu, 10 Dec 2020 12:36:44 +0100
Subject: [PATCH] Test defmt-test

---
 firmware/qemu/Cargo.toml                     |  5 +++
 firmware/qemu/src/bin/defmt-test.out         |  6 ++++
 firmware/qemu/src/bin/defmt-test.release.out |  6 ++++
 firmware/qemu/src/bin/defmt-test.rs          | 35 ++++++++++++++++++++
 firmware/qemu/test.sh                        |  1 +
 5 files changed, 53 insertions(+)
 create mode 100644 firmware/qemu/src/bin/defmt-test.out
 create mode 100644 firmware/qemu/src/bin/defmt-test.release.out
 create mode 100644 firmware/qemu/src/bin/defmt-test.rs

diff --git a/firmware/qemu/Cargo.toml b/firmware/qemu/Cargo.toml
index 540496ff..b19e9674 100644
--- a/firmware/qemu/Cargo.toml
+++ b/firmware/qemu/Cargo.toml
@@ -9,6 +9,7 @@ version = "0.1.0"
 [dependencies]
 defmt = { path = "../.." }
 defmt-semihosting = { path = "../defmt-semihosting" }
+defmt-test = { path = "../defmt-test" }
 cortex-m = "0.6.0"
 cortex-m-rt = "0.6.10"
 cortex-m-semihosting = "0.3.3"
@@ -56,3 +57,7 @@ test = false
 name = "alloc"
 test = false
 required-features = ["alloc"]
+
+[[bin]]
+name = "defmt-test"
+test = false
diff --git a/firmware/qemu/src/bin/defmt-test.out b/firmware/qemu/src/bin/defmt-test.out
new file mode 100644
index 00000000..24072240
--- /dev/null
+++ b/firmware/qemu/src/bin/defmt-test.out
@@ -0,0 +1,6 @@
+0.000000 INFO (1/3) running `assert_true`...
+0.000000 INFO (2/3) running `assert_imported_max`...
+0.000000 INFO (3/3) running `assert_eq`...
+0.000000 ERROR panicked at 'assertion failed: `(left == right)`: TODO: write actual tests'
+ left: `24`
+right: `42`
diff --git a/firmware/qemu/src/bin/defmt-test.release.out b/firmware/qemu/src/bin/defmt-test.release.out
new file mode 100644
index 00000000..24072240
--- /dev/null
+++ b/firmware/qemu/src/bin/defmt-test.release.out
@@ -0,0 +1,6 @@
+0.000000 INFO (1/3) running `assert_true`...
+0.000000 INFO (2/3) running `assert_imported_max`...
+0.000000 INFO (3/3) running `assert_eq`...
+0.000000 ERROR panicked at 'assertion failed: `(left == right)`: TODO: write actual tests'
+ left: `24`
+right: `42`
diff --git a/firmware/qemu/src/bin/defmt-test.rs b/firmware/qemu/src/bin/defmt-test.rs
new file mode 100644
index 00000000..981f0a19
--- /dev/null
+++ b/firmware/qemu/src/bin/defmt-test.rs
@@ -0,0 +1,35 @@
+#![no_std]
+#![no_main]
+
+use defmt_semihosting as _; // global logger
+use core::u8::MAX;
+
+#[defmt_test::tests]
+mod tests {
+    use super::MAX;
+    #[test]
+    fn assert_true() {
+        defmt::assert!(true)
+    }
+
+    #[test]
+    fn assert_imported_max() {
+        defmt::assert_eq!(255, MAX)
+    }
+
+    #[test]
+    fn assert_eq() {
+        defmt::assert_eq!(24, 42, "TODO: write actual tests")
+    }
+}
+
+// like `panic-semihosting` but doesn't print to stdout (that would corrupt the defmt stream)
+#[cfg(target_os = "none")]
+#[panic_handler]
+fn panic(_: &core::panic::PanicInfo) -> ! {
+    use cortex_m_semihosting::debug;
+
+    loop {
+        debug::exit(debug::EXIT_SUCCESS)
+    }
+}
diff --git a/firmware/qemu/test.sh b/firmware/qemu/test.sh
index df9dcbd5..428b668d 100755
--- a/firmware/qemu/test.sh
+++ b/firmware/qemu/test.sh
@@ -18,6 +18,7 @@ test "assert-eq"
 test "assert-ne"
 test "double-write"
 test "unwrap"
+test "defmt-test"
 if rustc -V | grep nightly; then
     test "alloc" "alloc"
 fi