add tests and rename option

Signed-off-by: marcoSven <me@marcosven.com>

.gitmux.yml

@@ -83,4 +83,4 @@ tmux:
         hide_clean: false
         # Swaps order of behind & ahead upstream counts - "↓·1↑·1" -> "↑·1↓·1"
         swap_divergence: false
-        space_between_divergence: false
+        divergence_space: false

README.md

@@ -133,7 +133,7 @@ tmux:
         ellipsis: …
         hide_clean: false
         swap_divergence: false
-        space_between_divergence: false
+        divergence_space: false
 ```
 
 First, save the default configuration to a new file:
@@ -272,7 +272,7 @@ This is the list of additional configuration `options`:
 | `ellipsis`                | Character to show branch name has been truncated           |        `…`         |
 | `hide_clean`              | Hides the clean flag entirely                              |      `false`       |
 | `swap_divergence`         | Swaps order of behind & ahead upstream counts              |      `false`       |
-| `space_between_divergence`| Add space between behind & ahead upstream counts           |      `false`       |
+| `divergence_space`        | Add space between behind & ahead upstream counts           |      `false`       |
 
 
 ## Troubleshooting

tmux/formater.go

@@ -85,12 +85,12 @@ func (d *direction) UnmarshalYAML(value *yaml.Node) error {
 }
 
 type options struct {
-	BranchMaxLen   int          `yaml:"branch_max_len"`
-	BranchTrim     direction    `yaml:"branch_trim"`
-	Ellipsis       string       `yaml:"ellipsis"`
-	HideClean      bool         `yaml:"hide_clean"`
-  SpaceBetweenDivergence bool `yaml:"space_between_divergence"`
-	SwapDivergence bool         `yaml:"swap_divergence"`
+	BranchMaxLen    int          `yaml:"branch_max_len"`
+	BranchTrim      direction    `yaml:"branch_trim"`
+	Ellipsis        string       `yaml:"ellipsis"`
+	HideClean       bool         `yaml:"hide_clean"`
+	DivergenceSpace bool         `yaml:"divergence_space"`
+	SwapDivergence  bool         `yaml:"swap_divergence"`
 }
 
 // A Formater formats git status to a tmux style string.
@@ -246,13 +246,13 @@ func (f *Formater) divergence() string {
 
 	behind := ""
 	ahead := ""
-  space := ""
+	space := ""
 
 	s := f.Styles.Clear + f.Styles.Divergence
 	if f.st.BehindCount != 0 {
-    if f.Options.SpaceBetweenDivergence {
-      space = " "
-    }
+	if f.Options.DivergenceSpace {
+		space = " "
+	}
 		behind = fmt.Sprintf("%s%d", f.Symbols.Behind, f.st.BehindCount)
 	}
 

tmux/formater_test.go

@@ -181,6 +181,88 @@ func TestDivergence(t *testing.T) {
 			},
 			want: "StyleClear" + "↑·128↓·41",
 		},
+		{
+			name: "space between behind only",
+			styles: styles{
+				Clear: "StyleClear",
+			},
+			symbols: symbols{
+				Ahead:  "↓·",
+				Behind: "↑·",
+			},
+			options: options{
+				DivergenceSpace: true,
+			},
+			st: &gitstatus.Status{
+				Porcelain: gitstatus.Porcelain{
+					AheadCount:  0,
+					BehindCount: 12,
+				},
+			},
+			want: "StyleClear" + "↑·12",
+		},
+		{
+			name: "space between diverged both way",
+			styles: styles{
+				Clear: "StyleClear",
+			},
+			symbols: symbols{
+				Ahead:  "↓·",
+				Behind: "↑·",
+			},
+			options: options{
+				DivergenceSpace: true,
+				SwapDivergence: false
+			},
+			st: &gitstatus.Status{
+				Porcelain: gitstatus.Porcelain{
+				AheadCount:  41,
+				BehindCount: 128,
+				},
+			},
+			want: "StyleClear" + "↑·128 ↓·41",
+		},
+		{
+			name: "space between swap divergence both ways",
+			styles: styles{
+				Clear: "StyleClear",
+			},
+			symbols: symbols{
+				Ahead:  "↓·",
+				Behind: "↑·",
+			},
+			options: options{
+				DivergenceSpace: true,
+				SwapDivergence: true,
+			},
+			st: &gitstatus.Status{
+				Porcelain: gitstatus.Porcelain{
+				AheadCount:  41,
+				BehindCount: 128,
+				},
+			},
+			want: "StyleClear" + "↓·41 ↑·128",
+		},
+		{
+			name: "no space between diverged both way",
+			styles: styles{
+				Clear: "StyleClear",
+			},
+			symbols: symbols{
+				Ahead:  "↓·",
+				Behind: "↑·",
+			},
+			options: options{
+				DivergenceSpace: false,
+			},
+			st: &gitstatus.Status{
+				Porcelain: gitstatus.Porcelain{
+				AheadCount:  41,
+				BehindCount: 128,
+				},
+			},
+			want: "StyleClear" + "↑·128↓·41",
+		},
 		{
 			name: "swap divergence ahead only",
 			styles: styles{