non-cyclic 1d test

tests/cli.rs

@@ -0,0 +1,113 @@
+use std::process::Command;
+use std::fs;
+
+#[cfg(test)]
+mod integration {
+    use Command;
+    use fs;
+
+    #[test]
+    fn no_args() {
+        let output = Command::new("./target/debug/wham")
+            .output()
+            .expect("failed to execute process");
+        let expected_error = "The following required arguments were not provided";
+        let out = String::from_utf8_lossy(&output.stderr);
+        assert!(out.contains(expected_error));
+    }
+
+    #[test]
+    fn unparseable_bias_pos() {
+        let output = Command::new("./target/debug/wham")
+            .args(&["--bins", "100", "--min", "-3.0", "--max", "3.0", "-T", "300"])
+            .args(&["-f", "tests/data/metadata_unparseable1.dat"])
+            .args(&["-o", "/dev/null"])
+            .output()
+            .expect("failed to execute process");
+        let output = String::from_utf8_lossy(&output.stderr);
+        println!("{}", output);
+        assert!(output.to_string().contains(
+            "Failed to read bias position in line 1"
+        ));
+    }
+
+    #[test]
+    fn unparseable_bias_fc() {
+        let output = Command::new("./target/debug/wham")
+            .args(&["--bins", "100", "--min", "-3.0", "--max", "3.0", "-T", "300"])
+            .args(&["-f", "tests/data/metadata_unparseable2.dat"])
+            .args(&["-o", "/dev/null"])
+            .output()
+            .expect("failed to execute process");
+        let output = String::from_utf8_lossy(&output.stderr);
+        println!("{}", output);
+        assert!(output.to_string().contains(
+            "Failed to read bias fc in line 1"
+        ));
+    }
+
+    #[test]
+    fn no_convergence() {
+        let output = Command::new("./target/debug/wham")
+            .args(&["--bins", "100", "--min", "-3.0", "--max", "3.0", "-T", "300"])
+            .args(&["--iterations", "10"])
+            .args(&["-f", "example/1d_cyclic/metadata.dat"])
+            .args(&["-o", "/dev/null"])
+            .output()
+            .expect("failed to execute process");
+        let output = String::from_utf8_lossy(&output.stderr);
+        println!("{}", output);
+        assert!(output.to_string().contains(
+            "Error: WHAM not converged! (max iterations reached)"
+        ));
+    }
+
+    #[test]
+    fn unparseable_timeseries() {
+        let output = Command::new("./target/debug/wham")
+            .args(&["--bins", "100", "--min", "-3.0", "--max", "3.0", "-T", "300"])
+            .args(&["-f", "tests/data/metadata_unparseable3.dat"])
+            .args(&["-o", "/dev/null"])
+            .output()
+            .expect("failed to execute process");
+        let output = String::from_utf8_lossy(&output.stderr);
+        println!("{}", output);
+        assert!(output.to_string().contains(
+            "Failed to parse line"
+        ));
+    }
+
+    #[test]
+    fn unparseable_timeseries_empty() {
+        let output = Command::new("./target/debug/wham")
+            .args(&["--bins", "100", "--min", "-3.0", "--max", "3.0", "-T", "300"])
+            .args(&["-f", "tests/data/metadata_unparseable4.dat"])
+            .args(&["-o", "/dev/null"])
+            .output()
+            .expect("failed to execute process");
+        let output = String::from_utf8_lossy(&output.stderr);
+        println!("{}", output);
+        assert!(output.to_string().contains(
+            "Wrong number of columns in line"
+        ));
+    }
+
+    #[test]
+    fn skip_rows() {
+        let output = Command::new("./target/debug/wham")
+            .args(&["--bins", "100", "--max", "3.14", "--min", "-3.14", "-T", "300", "--cyclic"])
+            .args(&["-f", "example/1d_cyclic/metadata.dat"])
+            .args(&["-o", "/tmp/wham_test_1d_cyclic.out"])
+            .args(&["--start", "50", "--end", "60"])
+            .args(&["-v"])
+            .output()
+            .expect("failed to execute process");
+
+        let output = String::from_utf8_lossy(&output.stdout);
+        println!("{}", output);
+        assert!(output.to_string().contains(
+            "25 windows, 12489 datapoints"
+        ));
+    }
+
+}