Setup logging in tests

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

3 files changed, 34 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 561042d..20e41d8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,6 +30,7 @@ toml         = "0.5"
 serde_json   = "1"
 quickcheck   = "0.8"
 serde_derive = "1"
+env_logger   = "0.7"
 
 [features]
 default = ["backend_toml", "backend_serde_json"]
diff --git a/src/lib.rs b/src/lib.rs
index bfe3909..48b4fe6 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -8,6 +8,8 @@
 #[macro_use] extern crate quickcheck;
 #[cfg(test)]
 #[macro_use] extern crate serde_derive;
+#[cfg(test)]
+#[macro_use] extern crate env_logger;
 
 pub mod error;
 pub mod object;
diff --git a/src/resolver.rs b/src/resolver.rs
index 270e745..ea7fbd3 100644
--- a/src/resolver.rs
+++ b/src/resolver.rs
@@ -63,6 +63,10 @@ mod test {
     use toml::from_str as toml_from_str;
     use toml::Value;
 
+    fn setup_logging() {
+        let _ = env_logger::try_init();
+    }
+
     macro_rules! do_resolve {
         ( $toml:ident => $query:expr ) => {
             resolve(
@@ -75,6 +79,7 @@ mod test {
 
     #[test]
     fn test_resolve_empty_toml_simple_query() {
+        setup_logging();
         let toml : toml::Value = toml_from_str("").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -86,6 +91,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_bool() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = true").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -100,6 +106,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_integer() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = 1").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -114,6 +121,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_float() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = 1.0").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -129,6 +137,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_string() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = 'string'").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -147,6 +156,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_array_bools() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = [ true, false ]").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -168,6 +178,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_array_integers() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = [ 1, 1337 ]").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -189,6 +200,7 @@ mod test {
 
     #[test]
     fn test_resolve_present_array_floats() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = [ 1.0, 133.25 ]").unwrap();
         let result = do_resolve!(toml => "example");
 
@@ -212,6 +224,7 @@ mod test {
 
     #[test]
     fn test_resolve_array_index_query_1() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = [ 1 ]").unwrap();
         let result = do_resolve!(toml => "example.[0]");
 
@@ -226,6 +239,7 @@ mod test {
 
     #[test]
     fn test_resolve_array_index_query_2() {
+        setup_logging();
         let toml: toml::Value = toml_from_str("example = [ 1, 2, 3, 4, 5 ]").unwrap();
         let result = do_resolve!(toml => "example.[4]");
 
@@ -240,6 +254,7 @@ mod test {
 
     #[test]
     fn test_resolve_table_element_query() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [table]
@@ -260,6 +275,7 @@ mod test {
 
     #[test]
     fn test_resolve_table_with_many_elements_element_query() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [table]
@@ -284,6 +300,7 @@ mod test {
 
     #[test]
     fn test_resolve_table_array_query() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [table]
@@ -313,6 +330,7 @@ mod test {
 
     #[test]
     fn test_resolve_table_array_element_query() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [table]
@@ -333,6 +351,7 @@ mod test {
 
     #[test]
     fn test_resolve_multi_table_query() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [table0]
@@ -379,6 +398,7 @@ mod test {
 
     #[test]
     fn test_resolve_array_table_query_1() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(FRUIT_TABLE).unwrap();
         let result = do_resolve!(toml => "fruit.blah.[0].name");
 
@@ -397,6 +417,7 @@ mod test {
 
     #[test]
     fn test_resolve_array_table_query_2() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(FRUIT_TABLE).unwrap();
         let result = do_resolve!(toml => "fruit.blah.[0].physical");
 
@@ -424,6 +445,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_on_result() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(FRUIT_TABLE).unwrap();
         let result = do_resolve!(toml => "fruit.blah.[1].physical");
 
@@ -451,6 +473,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_empty_table() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -474,6 +497,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_member_of_empty_table() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -490,6 +514,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_index_in_table() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -506,6 +531,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_identifier_in_array() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -523,6 +549,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_value_as_table() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -540,6 +567,7 @@ mod test {
 
     #[test]
     fn test_resolve_query_value_as_array() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -557,6 +585,7 @@ mod test {
 
     #[test]
     fn test_indexing_out_of_bounds() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -574,6 +603,7 @@ mod test {
 
     #[test]
     fn test_indexing_out_of_bounds_edgecase_1() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]
@@ -591,6 +621,7 @@ mod test {
 
     #[test]
     fn test_indexing_out_of_bounds_edgecase_2() {
+        setup_logging();
         let toml: toml::Value = toml_from_str(
             r#"
         [example]